CN204405826U - A kind of testing circuit of Hall current sensor - Google Patents
A kind of testing circuit of Hall current sensor Download PDFInfo
- Publication number
- CN204405826U CN204405826U CN201520102037.5U CN201520102037U CN204405826U CN 204405826 U CN204405826 U CN 204405826U CN 201520102037 U CN201520102037 U CN 201520102037U CN 204405826 U CN204405826 U CN 204405826U
- Authority
- CN
- China
- Prior art keywords
- current sensor
- hall current
- resistance
- parallel
- model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to technical field of semiconductors, is specifically related to a kind of testing circuit of Hall current sensor, comprises contact voltage regulator, rectifier bridge that input end is connected with contact voltage regulator, the electric capacity of output terminal being parallel to rectifier bridge and parallel resistance; Parallel resistance is made up of three resistance of parallel connection, and Hall current sensor is arranged on the circuit between electric capacity and parallel resistance, and the voltage input end of Hall current sensor is connected with switching power supply.The utility model utilizes contact voltage regulator regulation voltage neatly, is applicable to the detection of different size Hall current sensor, and does not need to use controller to control, and has saved cost.
Description
Technical field
The utility model relates to technical field of semiconductors, is specifically related to a kind of testing circuit of Hall current sensor.
Background technology
Hall element is the electric current and voltage sensor made according to Hall effect principle, there is measurement range wide, fast response time, measuring accuracy is high, nonlinearity erron is little, dynamic response time is short, working band is wide, mean time between failures is long, overload capacity is strong, measurement range is large, volume is little, lightweight, be easy to the advantages such as installation, be applicable to chemical industry, metallurgical, dynamo-electric, electric power, traffic, field of wireless communication, RHVC can be widely used in, inverter, uninterrupted power supply (ups) Unity, inverter type welder, metallide, numerically-controlled machine, microcomputer detecting system, in grid monitoring system.
In order to ensure the normal use of Hall element, need to detect the performance of Hall element, but the detection mode of traditional Hall element is often only for the Hall element of specific model, and needs for the pick-up unit of Multiple Type Hall element the controller that cost is very high.
Utility model content
The problem that the installation cost that the utility model solution detects Multiple Type Hall element is high.
For solving the problem, the utility model provides following technical scheme:
A testing circuit for Hall current sensor, comprises contact voltage regulator, rectifier bridge that input end is connected with contact voltage regulator, the electric capacity of output terminal being parallel to rectifier bridge and parallel resistance; Parallel resistance is made up of three resistance of parallel connection, and Hall current sensor is arranged on the circuit between electric capacity and parallel resistance, and the voltage input end of Hall current sensor is connected with switching power supply.
Preferably, the model of contact voltage regulator is TSGC2-3KVA, and the model of rectifier bridge is MDS-100A-1600V, and the resistance of three resistance of composition parallel resistance is 10 Ω, and electric capacity is 470 μ F, 450V electric capacity.
Preferably, the model of switching power supply is SYN-60-S15.
The utility model utilizes contact voltage regulator regulation voltage neatly, is applicable to the detection of different size Hall current sensor, and does not need to use controller to control, and has saved cost.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the testing circuit of Hall current sensor of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The rectifier bridge that testing circuit comprises contact voltage regulator, input end is connected with contact voltage regulator of Hall current sensor shown in Fig. 1, the electric capacity C1 of output terminal being parallel to rectifier bridge and parallel resistance; Parallel resistance is made up of three resistance R1, R2, R3 of parallel connection, and Hall current sensor HCS is arranged on the circuit between electric capacity C1 and parallel resistance, and the voltage input end of Hall current sensor is connected with switching power supply.Rectifier bridge is made up of four diodes.
Wherein, the model of contact voltage regulator is TSGC2-3KVA, and the model of rectifier bridge is MDS-100A-1600V, and the resistance of three resistance of composition parallel resistance is 10 Ω, and electric capacity C1 is 470 μ F, 450V electric capacity.The model of switching power supply is SYN-60-S15.
Introduce the using method of testing circuit below:
1. use screwdriver, wire, crocodile clip, hexagon socket head cap screw that the output terminal of contact voltage regulator is connected with the input end of rectifier bridge, by the output terminal of 450 μ F/450V Capacitance parallel connections to rectifier bridge, by 3 10 Ω resistor coupled in parallel to the output terminal being parallel to rectifier bridge after together again.
2. Hall current sensor comprises former limit and secondary, secondary comprises iron core and around the coil on iron core, electric capacity is connected by wire with parallel resistance, and the wire connecting electric capacity and parallel resistance passes the iron core of Hall current sensor or is wrapped on iron core, as the former limit of Hall current sensor; The number of turn of above-mentioned coil is 10 circles, 15V switching power supply is received the voltage input end of Hall current sensor.The voltage input end of Hall current sensor is connected with above-mentioned coil with OUT end.
3. regulate contact voltage regulator, the output terminal of rectifier bridge is measured with VC9802A type multimeter, until stop regulating when rectifier bridge exports 30V DC voltage, make 15V switching power supply energising work simultaneously, output voltage between OUT and 0 end is measured on Hall current sensor with multimeter DC voltage 2V gear, to go forward side by side line item, obtain output voltage measurement result.If the specified output of Hall current sensor is 600A/4V, then can to calculate output voltage corresponding to 100A be the output voltage that 0.66V, 10A are corresponding is 0.066V etc.
4., by OUT on Hall current sensor and output voltage measurement result between 0 end, contrast with the output voltage calculated according to the specified output of Hall current sensor, can show that whether the quality of Hall current sensor is up to standard.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (3)
1. a testing circuit for Hall current sensor, is characterized in that, comprises contact voltage regulator, rectifier bridge that input end is connected with contact voltage regulator, the electric capacity of output terminal being parallel to rectifier bridge and parallel resistance; Parallel resistance is made up of three resistance of parallel connection, and Hall current sensor is arranged on the circuit between electric capacity and parallel resistance, and the voltage input end of Hall current sensor is connected with switching power supply.
2. the testing circuit of Hall current sensor according to claim 1, it is characterized in that, the model of contact voltage regulator is TSGC2-3KVA, and the model of rectifier bridge is MDS-100A-1600V, the resistance of three resistance of composition parallel resistance is 10 Ω, and electric capacity is 470 μ F, 450V electric capacity.
3. the testing circuit of Hall current sensor according to claim 1, it is characterized in that, the model of switching power supply is SYN-60-S15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102037.5U CN204405826U (en) | 2015-02-12 | 2015-02-12 | A kind of testing circuit of Hall current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102037.5U CN204405826U (en) | 2015-02-12 | 2015-02-12 | A kind of testing circuit of Hall current sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204405826U true CN204405826U (en) | 2015-06-17 |
Family
ID=53429675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520102037.5U Expired - Fee Related CN204405826U (en) | 2015-02-12 | 2015-02-12 | A kind of testing circuit of Hall current sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204405826U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231095A (en) * | 2016-03-23 | 2017-10-03 | 江苏美联集团有限公司 | A kind of reponse system based on dc bus |
| CN109283478A (en) * | 2018-09-11 | 2019-01-29 | 宁波北仑国际集装箱码头有限公司 | Port machinery equipment Hall transformer test device and method |
| CN112327150A (en) * | 2020-10-21 | 2021-02-05 | 山东泰开智能配电有限公司 | Intelligent running-in experiment platform for medium-voltage circuit breaker and control method of intelligent running-in experiment platform |
-
2015
- 2015-02-12 CN CN201520102037.5U patent/CN204405826U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231095A (en) * | 2016-03-23 | 2017-10-03 | 江苏美联集团有限公司 | A kind of reponse system based on dc bus |
| CN109283478A (en) * | 2018-09-11 | 2019-01-29 | 宁波北仑国际集装箱码头有限公司 | Port machinery equipment Hall transformer test device and method |
| CN112327150A (en) * | 2020-10-21 | 2021-02-05 | 山东泰开智能配电有限公司 | Intelligent running-in experiment platform for medium-voltage circuit breaker and control method of intelligent running-in experiment platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203164277U (en) | Overcurrent and overvoltage protection detection circuit | |
| CN204405826U (en) | A kind of testing circuit of Hall current sensor | |
| CN205263278U (en) | Monomer internal resistance of battery and connecting wire resistance measurement device thereof | |
| CN107422179A (en) | New power supply sample circuit, the power supply method of sampling and its low-voltage circuit breaker | |
| CN203339998U (en) | Compressor soft start controller and compressor | |
| CN104330637A (en) | 500KV transformer direct-current resistance and direct-current demagnetization intelligent test instrument and method | |
| CN107402324B (en) | Power supply sampling circuit and method based on single current transformer and low-voltage circuit breaker thereof | |
| CN104113040A (en) | AC voltage-stabilizer voltage detection execution circuit | |
| CN105048830A (en) | Three-phase AC voltage regulation digital control device and control method | |
| CN104483041A (en) | Temperature rise measurement method and device of coil winding | |
| CN206757445U (en) | A kind of compensation programmable low-voltage, high-current DC constant current power supply of electronic load | |
| CN207096322U (en) | Power supply sample circuit and its low-voltage circuit breaker based on single electric current transformer | |
| CN105425022A (en) | Simple detection circuit for mains voltage | |
| CN204597461U (en) | A kind of brshless DC motor current foldback circuit | |
| CN204906204U (en) | Three -phase AC pressure regulating digitally controlled device | |
| CN204166076U (en) | A kind of Multifunction silicon controlled tester being applied to big current rectifying installation | |
| CN102608407A (en) | Device for detecting stabilizing voltage value of voltage stabilizing diode | |
| CN203929900U (en) | Simple and easy three-phase power supply phase sequence indicator | |
| CN203422467U (en) | Single-phase electric energy meter verifying device phase shifting device | |
| CN202453466U (en) | Voltage-stabilizing diode performance tester | |
| CN205038011U (en) | Water leakage detecting device | |
| CN206773029U (en) | A kind of compensation low-voltage, high-current of electronic load may be programmed AC constant-current source | |
| CN104360147A (en) | Test equipment for three-end voltage regulator | |
| CN204302372U (en) | Three-terminal voltage regulator testing equipment | |
| CN204086480U (en) | A kind of direct current 24V relay automatic calibrating instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20160212 |