JPH02110997U - - Google Patents
Info
- Publication number
- JPH02110997U JPH02110997U JP1989016850U JP1685089U JPH02110997U JP H02110997 U JPH02110997 U JP H02110997U JP 1989016850 U JP1989016850 U JP 1989016850U JP 1685089 U JP1685089 U JP 1685089U JP H02110997 U JPH02110997 U JP H02110997U
- Authority
- JP
- Japan
- Prior art keywords
- current detection
- detection resistor
- motor
- switch
- drive circuit
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Direct Current Motors (AREA)
- Rotational Drive Of Disk (AREA)
- Protection Of Generators And Motors (AREA)
Description
第１図は本考案の一実施例を示すブロツク図で
ある。
符号の説明、１，２……電源、３……スイツチ
、４……チヨツパ回路、５……モータ、６……電
流検出抵抗、７……保護回路。
FIG. 1 is a block diagram showing one embodiment of the present invention. Explanation of symbols: 1, 2...Power supply, 3...Switch, 4...Chipper circuit, 5...Motor, 6...Current detection resistor, 7...Protection circuit.
Claims (1)
ヨツパ回路と、電流検出抵抗と、該電流検出抵抗
からの信号によりモータの保護を行う保護回路と
、チヨツピングする入力電源を切り換えるスイツ
チとからなるモータ駆動回路において、前記電流
検出抵抗を前記スイツチの前段に配置したことを
特徴とするモータ駆動回路。 A motor drive circuit consisting of a chopper circuit for driving a motor using a chopper method, a current detection resistor, a protection circuit that protects the motor by a signal from the current detection resistor, and a switch that switches an input power supply for chopping, A motor drive circuit characterized in that the current detection resistor is arranged before the switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989016850U JPH02110997U (en) | 1989-02-17 | 1989-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989016850U JPH02110997U (en) | 1989-02-17 | 1989-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110997U true JPH02110997U (en) | 1990-09-05 |
Family
ID=31230135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989016850U Pending JPH02110997U (en) | 1989-02-17 | 1989-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110997U (en) |
-
1989
- 1989-02-17 JP JP1989016850U patent/JPH02110997U/ja active Pending