PROBLEM TO BE SOLVED: To provide a semiconductor device, semiconductor for power control, in-vehicle electronic control unit and vehicle including the same which are suitable for accurately driving a load.SOLUTION: According to one embodiment, a switching control circuit CTL1 includes: a Zener diode D1 that when a voltage between a drain Dr1 and a source Sr1 of an output transistor T1 for controlling a current flowing through a load 4 exceeds a predetermined voltage Vcl, establishes a conduction between the drain Dr1 and source Sr1; and a current mirror circuit that when a current flows through the Zener diode D1, establishes a conduction between the drain Dr1 and gate Gt1 of the output transistor T1.SELECTED DRAWING: Figure 4
【課題】精度よく負荷を駆動するのに適した半導体装置、電力制御用半導体装置、車載用電子制御ユニット及びそれを備えた車両を提供すること。【解決手段】一実施の形態によれば、スイッチング制御回路CTL1は、負荷4に流れる電流を制御する出力トランジスタT1のドレインDr1及びソースSr1間の電圧が所定電圧Vclを超えた場合、出力トランジスタT1のドレインDr1及びソースSr1間を導通させるツェナーダイオードD1と、ツェナーダイオードD1に電流が流れた場合、出力トランジスタT1のドレインDr1及びゲートGt1間を導通させる、カレントミラー回路と、を備える。【選択図】図4
SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE FOR POWER CONTROL, IN-VEHICLE ELECTRONIC CONTROL UNIT AND VEHICLE INCLUDING THE SAME
半導体装置、電力制御用半導体装置、車載用電子制御ユニット及びそれを備えた車両
08.12.2016
Patent
Elektronische Ressource
Japanisch
IPC: | H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H03K PULSE TECHNIQUE , Impulstechnik |
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