JPH0161898U - - Google Patents
Info
- Publication number
- JPH0161898U JPH0161898U JP1987157274U JP15727487U JPH0161898U JP H0161898 U JPH0161898 U JP H0161898U JP 1987157274 U JP1987157274 U JP 1987157274U JP 15727487 U JP15727487 U JP 15727487U JP H0161898 U JPH0161898 U JP H0161898U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- diagonal line
- switch element
- driven
- switch elements
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Motor And Converter Starters (AREA)
- Control Of Direct Current Motors (AREA)
Description
第１図は、本考案によるモータ駆動回路の一実
施例を示す回路図、第２図は、第１図の実施例に
おける入力電圧Ｖｉと出力電圧Ｖｏの関係を示す
パルス波形、第３図および第５図は、モータ駆動
回路の従来技術を示す回路図で、第４図および第
６図は、各々第３図および第５図の従来技術にお
ける入力電圧Ｖｉと出力電圧Ｖｏの関係を示すパ
ルス波形である。
Ｑ１，Ｑ２およびＱ１″〜Ｑ４″……ＭＯＳ
ＦＥＴ、Ｑ３，Ｑ４およびＱ１′〜Ｑ４′……バ
イポーラトランジスタ、Ｄ１〜Ｄ４……ダイオー
ド、Ｍ……モータ。
FIG. 1 is a circuit diagram showing an embodiment of a motor drive circuit according to the present invention, FIG. 2 is a pulse waveform showing the relationship between input voltage Vi and output voltage Vo in the embodiment of FIG. 1, and FIG. FIG. 5 is a circuit diagram showing a prior art motor drive circuit, and FIGS. 4 and 6 are pulse pulses showing the relationship between input voltage Vi and output voltage Vo in the prior art of FIGS. 3 and 5, respectively. It is a waveform. Q 1 , Q 2 and Q 1 ″~ Q 4 ″……MOS
FET, Q3 , Q4 and Q1 ' to Q4 '...Bipolar transistor, D1 to D4 ...Diode, M...Motor.
Claims (1)
し、一方の対角線間に作動電圧が印加され、他方
の対角線間にモータが接続され、対向する辺のス
イツチ素子同志をＯＮ、ＯＦＦして前記モータを
駆動するモータ駆動回路において、対向するスイ
ツチ素子のうちの一方をスタテイツクに駆動する
バイポーラトランジスタとし、他方のスイツチ素
子をダイナミツクに駆動するＭＯＳ ＦＥＴとし
たことを特徴とするモータ駆動回路。 It has a bridge circuit with a switch element on each side, an operating voltage is applied between one diagonal line, a motor is connected between the other diagonal line, and the switch elements on opposite sides are turned on and off to turn the motor. A motor drive circuit for driving a motor, characterized in that one of the opposing switch elements is a bipolar transistor that is driven statically, and the other switch element is a MOS FET that is driven dynamically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157274U JPH0161898U (en) | 1987-10-14 | 1987-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987157274U JPH0161898U (en) | 1987-10-14 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0161898U true JPH0161898U (en) | 1989-04-20 |
Family
ID=31436574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987157274U Pending JPH0161898U (en) | 1987-10-14 | 1987-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0161898U (en) |
-
1987
- 1987-10-14 JP JP1987157274U patent/JPH0161898U/ja active Pending