CN105718014A - Universal integrated computer power module - Google Patents
Universal integrated computer power module Download PDFInfo
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- CN105718014A CN105718014A CN201610032937.6A CN201610032937A CN105718014A CN 105718014 A CN105718014 A CN 105718014A CN 201610032937 A CN201610032937 A CN 201610032937A CN 105718014 A CN105718014 A CN 105718014A
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- module
- power supply
- power
- computer
- management chip
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
Abstract
The invention discloses a universal integrated computer power module, comprising a controller, and also comprising a power management chip comprising at least one power module, wherein the power management chip is connected with the power conversion module of the computer to receive at least one power input, the power output end of the power management chip is connected with each component of the computer to power the same, and the controller is connected with the signal end of the power management chip and controls the connection and disconnection of the power module. The universal integrated computer power module can be applied to different computer platforms, and provide corresponding power supply for the computer devices of each platform, thus the integrated computer power module does not need to be changed when the computer platform is changed, both time and labor are saved, the overall area of the mainboard is reduced, and the production cost is also effectively lowered.
Description
Technical field
The present invention relates to field of computer technology, particularly to a kind of general computer power supply integration module.
Background technology
Power integrated module on the mainboard of current computer has varied, power integrated module generally includes multiple power supply module, these power supply modules are that the computer platform for a certain setting is designed, if computer has been changed platform and (has such as been transformed to INTEL platform from AMD, or change from the platform of notebook computer and to do all-in-one platform, or even the critical piece such as the CPU having changed computer), this power supply module can not be changed thus causing that power integrated module can not use for new platform, this is accomplished by again changing corresponding power integrated module, waste time and energy its cost increase.
Summary of the invention
It is an object of the invention to provide a kind of general computer power supply integration module, different computer platforms can be used in, computer equipment for each platform regulates supply of electric power so that computer power supply integration module is applicable to multiple new platform, thus making it have versatility.
In order to solve above-mentioned technical problem, present invention employs following technical scheme: a kind of general computer power supply integration module, including controller, also include the power management chip with at least one power supply module, described power management chip connects the power transfer module of described computer to receive the power supply input of at least one road, the power output end of described power management chip is connected to power to described parts with all parts in described computer, and described controller is connected with the signal end of described power management chip and controls conducting and the cut out of power supply module.
As preferably, each described power supply module all includes a power subsystem and a power supply adjustment module group, and described power supply adjustment module group is configured to control the electric power output of described power subsystem.
As preferably, described controller is additionally configured to send to each described power supply module enable signal and receive feedback signal, described enable signal is used for driving described power supply module to work, to described controller, described feedback signal is for notifying that described power supply module works.
As preferably, the outfan of described power transfer module includes multiple power supply branch end, and each described power supply branch end is connected with power subsystem at least one described.
As preferably, described power supply adjustment module group includes frequency adjustment module, overcurrent protection module and VRM Voltage Regulator Module.
As preferably, described VRM Voltage Regulator Module includes fixed voltage source, comparator, voltage control module, the first resistance and the second resistance, wherein: the outfan of described comparator is connected to described voltage control module, described fixed voltage source is connected with the first input end of described comparator, it is connected to after described first resistance and the second resistant series between voltage output end and the ground wire of described voltage control module, and the contact between described first resistance and the second resistance is connected to the second input of described comparator.
As preferably, described power management chip also includes temperature detection module, and described temperature detection module is configured to detect the temperature of described power supply module and send early warning signal when the temperature recorded exceedes threshold value to described parts.
As preferably, described power management chip includes interconnective signal processing module and energy supply control module, described signal processing module is connected with described controller and carries out signal exchange with described controller, described energy supply control module includes described power supply adjustment module group, and described energy supply control module is configured to the electric power variation controlling and regulating the output of described power subsystem with suitable in described parts.
As preferably, described signal processing module is connected with each described power supply module respectively, and described signal processing module is configured to send to each described power supply module enable signal and receive feedback signal.
As preferably, the supply line of described power subsystem is booster circuit or blood pressure lowering circuit, and described blood pressure lowering circuit includes linear voltage-stabilizing circuit or Buck conversion circuit.
The beneficial effects of the present invention is: different computer platforms can be used in, computer equipment for each platform provides the supply of electric power used mutually with it, thus computer power supply integration module need not be changed when changing computer platform, time saving and energy saving, reduce the entire area of mainboard, also effectively reduce production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the general computer power supply integration module of the embodiment of the present invention；
Fig. 2 is the structural representation of the general power management chip of the embodiment of the present invention；
Fig. 3 is the structural representation of the general power transfer module of the embodiment of the present invention；
Fig. 4 is the structural representation of the general VRM Voltage Regulator Module of the embodiment of the present invention.
Detailed description of the invention
For making those skilled in the art be more fully understood that the present invention, with reference to the accompanying drawings embodiments of the invention are described in detail, but not as a limitation of the invention.
A kind of general computer power supply integration module of embodiments of the invention, as shown in Figure 1, including controller, also include the power management chip (PMIC) with at least one power supply module, the power input of this power management chip connects the power transfer module of computer to receive the power supply input of at least one road, the power transfer module of computer for being converted to DC electric power by commercial AC electrical power, or DC electric power is carried out step-up/down conversion.The power output end of power management chip is connected with all parts in computer to provide electric power to all parts.Controller is connected with the signal end of power management chip and controls conducting and the cut out of power supply module.
Controller completes a series of predetermined every control by predetermined time sequencing, and in sequential procedure control, the command process module of controller sends sequencing contro instruction one by one according to operational order and recall signal.Such as, when computer is notebook computer, controller can be the embedded controller (EC) of notebook computer.
As shown in Figure 3, computer (particularly notebook computer) is powered by adapter or battery, adapter or battery are connected to the power transfer module of computer, early stage power supply VIN can be formed by the conversion of power transfer module, owing to the consuming parts of computer is required for greatly the electric power of 3V or 5V as power supply supply, therefore early stage power supply VIN is delivered to 3V/5V power transfer module by early stage power bus, thus being converted to the power supply of 3V or 5V, therefore, 3V power supply, 5V power supply or early stage power supply VIN can be obtained from the outfan of above-mentioned each power transfer module.For each power supply module in power management chip, by controlling and regulating the means such as the voltage of output power of this power supply module, electric current, frequency, so that the electric power of supply is applicable to the consuming parts being connected with this module.
In an embodiment of the invention, as shown in Figure 1, each power supply module all includes a power subsystem and a power supply adjustment module group, power supply adjustment module group is configured to control the electric power input of power subsystem and output, power supply adjustment module group includes multiple power supply adjustment module with difference in functionality, and power supply adjustment module group can control corresponding power subsystem according to instruction.Other circuit module of computer is by controlling power supply adjustment module group and then controlling the electric power output of each power subsystem, for instance interrupts the electric power output of corresponding power supply module, changes voltage or the electric current etc. of electric power output.
Controller is additionally configured to be sent to power supply module by System Management Bus enable signal accept feedback signal, the instruction that this transmission process is the demand of each consuming parts according to computer and sends, and enables signal and is used for driving power supply module to work.
Specifically, if power supply module to work must first have to energising, this will send to this power supply module and trigger signal, when the level triggering signal meets threshold value requirement, this power supply module can work, and this triggering signal enables signal (EN) exactly.To controller, feedback signal is for notifying that power supply module works, specifically, in the process using power supply module, when the output voltage of this road power supply module reaches a certain value (such as reaching the 90% of setting value) time, power management chip oneself will send a signal, this power supply module normal operation of notification controller, this signal that power management chip sends is exactly feedback signal (PG).
The outfan (not shown) of the power transfer module of computer includes multiple power supply branch end, as it is shown in figure 1, each power supply branch end can connect one to one with the power subsystem in each power supply module.Additionally, due to different power supply modules is likely to need identical electric power input, therefore several different power supply modules can also share same power supply branch end simultaneously.
Power supply adjustment module group includes frequency adjustment module, overcurrent protection module, VRM Voltage Regulator Module and other adjustment module, wherein: frequency adjustment module is configured to the power frequency of the power output end to power supply module and is adjusted, power supply module is carried out overcurrent protection by the need for electricity that overcurrent protection module is configured to according to described parts, adjustment module is configured to the voltage of the power output end to power supply module and is adjusted, specifically VRM Voltage Regulator Module is illustrated at this: as shown in Figure 4, VRM Voltage Regulator Module includes fixed voltage source, comparator, voltage control module, first resistance and the second resistance, the outfan of comparator is connected to voltage control module, fixed voltage source is connected with the first input end of comparator, it is connected between the voltage output end of voltage control module and ground wire after first resistance and the second resistant series, and the contact that first between resistance and the second resistance is connected to the second input of comparator.Specifically, a fixed voltage source Vref (such as 0.6V) is had in the inside of chip, output voltage is target voltage, first resistance and the second resistance R1 and R2 are voltage-regulation resistance, Vfb can be obtained by the dividing potential drop of R1 and R2, Vfb and Vref can be compared by comparator, and namely obtains required output voltage by voltage control module action.Vfb=Vref is can be understood as in chip exterior.By regulating the value of R1 and R2 and known Vfb, it is possible to regulate output voltage.In the application of notebook, the scope of Vref is generally 0.6V～5V.
Power management chip also includes temperature detection module, temperature detection module is configured to the temperature of detecting power supply module, early warning signal can be sent to machine element, thus indirectly causing the down conversion process to computer critical piece when temperature detection module detects the temperature of one or more power supply module higher than setting value.
When the circuit of actual (physically) is laid, as shown in Figure 2, power management chip includes interconnective signal processing module and energy supply control module, signal processing module is connected with controller and accepts enable signal and send feedback signal to controller from controller, specifically signal processing module is connected with each power supply module respectively, and signal processing module is configured to send to each power supply module enable signal and receive feedback signal.Energy supply control module not only includes interconnective power supply adjustment module group and power work control logic circuit, also include other circuit and control element, energy supply control module is configured to the electric power variation controlling and regulating power subsystem output with the parts suitable in computer, wherein the effect of power supply adjustment module group has been described above not repeating them here, but it is to be noted that power supply adjustment module group needs to cooperate with power work control logic circuit just to complete above-mentioned functions, other control element and also are able to realize the electric power of power subsystem output is changed, such as intermittent power supply etc..
As shown in Figure 2, the supply line of power subsystem is booster circuit or blood pressure lowering circuit, blood pressure lowering circuit is linear voltage-stabilizing circuit or Buck conversion circuit, linear voltage-stabilizing circuit is different with Buck conversion circuit characteristic, it is possible to do respective change according to the needs of different computer platforms or the demand of more different machine elements.
Above example is only the exemplary embodiment of the present invention, is not used in the restriction present invention, and protection scope of the present invention is defined by the claims.The present invention in the essence of the present invention and protection domain, can be made various amendment or equivalent replacement by those skilled in the art, and this amendment or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (10)
1. computer power supply integration module one kind general, including controller, it is characterized in that, also include the power management chip with at least one power supply module, described power management chip connects the power transfer module of described computer to receive the power supply input of at least one road, the power output end of described power management chip is connected to power to described parts with all parts in described computer, and described controller is connected with the signal end of described power management chip and controls conducting and the cut out of power supply module.
2. general computer power supply integration module according to claim 1, it is characterized in that, each described power supply module all includes a power subsystem and a power supply adjustment module group, and described power supply adjustment module group is configured to control the electric power output of described power subsystem.
3. general computer power supply integration module according to claim 2, it is characterized in that, described controller is additionally configured to send to each described power supply module enable signal and receive feedback signal, described enable signal is used for driving described power supply module to work, to described controller, described feedback signal is for notifying that described power supply module works.
4. general computer power supply integration module according to claim 2, it is characterised in that the outfan of described power transfer module includes multiple power supply branch end, and each described power supply branch end is connected with power subsystem at least one described.
5. general computer power supply integration module according to claim 4, it is characterised in that described power supply adjustment module group includes frequency adjustment module, overcurrent protection module and VRM Voltage Regulator Module.
6. computer power supply integration module according to claim 5, it is characterized in that, described VRM Voltage Regulator Module includes fixed voltage source, comparator, voltage control module, first resistance and the second resistance, wherein: the outfan of described comparator is connected to described voltage control module, described fixed voltage source is connected with the first input end of described comparator, it is connected between voltage output end and the ground wire of described voltage control module after described first resistance and the second resistant series, and the contact between described first resistance and the second resistance is connected to the second input of described comparator.
7. general computer power supply integration module according to claim 1, it is characterized in that, described power management chip also includes temperature detection module, and described temperature detection module is configured to detect the temperature of described power supply module and send early warning signal when the temperature recorded exceedes predetermined threshold to described parts.
8. general computer power supply integration module according to claim 3, it is characterized in that, described power management chip includes interconnective signal processing module and energy supply control module, described signal processing module is connected with described controller and carries out signal exchange with described controller, described energy supply control module includes described power supply adjustment module group, and described energy supply control module is configured to the electric power variation controlling and regulating the output of described power subsystem with suitable in described parts.
9. general computer power supply integration module according to claim 8, it is characterized in that, described signal processing module is connected with each described power supply module respectively, and described signal processing module is configured to send to each described power supply module enable signal and receive feedback signal.
10. general computer power supply integration module according to claim 2, it is characterised in that the supply line of described power subsystem is booster circuit or blood pressure lowering circuit, and described blood pressure lowering circuit is linear voltage-stabilizing circuit or Buck conversion circuit.
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| CN201610032937.6A CN105718014A (en) | 2016-01-18 | 2016-01-18 | Universal integrated computer power module |
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| CN201610032937.6A CN105718014A (en) | 2016-01-18 | 2016-01-18 | Universal integrated computer power module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106354239A (en) * | 2016-10-10 | 2017-01-25 | 合肥联宝信息技术有限公司 | Power supply for graphics card |
| CN107291204A (en) * | 2017-08-07 | 2017-10-24 | 合肥联宝信息技术有限公司 | A kind of power control method, device and electronic equipment |
| CN111740581A (en) * | 2020-07-21 | 2020-10-02 | 苏州华兴源创科技股份有限公司 | Signal driving board |
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| CN102591387A (en) * | 2011-01-13 | 2012-07-18 | 海力士半导体有限公司 | Voltage regulator and voltage regulation method |
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| CN106354239A (en) * | 2016-10-10 | 2017-01-25 | 合肥联宝信息技术有限公司 | Power supply for graphics card |
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| CN111740581A (en) * | 2020-07-21 | 2020-10-02 | 苏州华兴源创科技股份有限公司 | Signal driving board |
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Application publication date: 20160629 |
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