SEMICONDUCTOR INTEGRATED CIRCUIT, SEMICONDUCTOR DEVICE AND TEMPERATURE CHARACTERISTIC ADJUSTMENT METHOD
To provide a semiconductor integrated circuit and a semiconductor device capable of performing overcurrent protection and adjusting temperature characteristics.SOLUTION: A semiconductor integrated circuit includes an operational amplifier that operates by receiving the supply of a first voltage and...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | To provide a semiconductor integrated circuit and a semiconductor device capable of performing overcurrent protection and adjusting temperature characteristics.SOLUTION: A semiconductor integrated circuit includes an operational amplifier that operates by receiving the supply of a first voltage and outputs a control voltage based on a reference voltage, a first output transistor having a first electrode connected to a first voltage supply line, which is a supply line of the first voltage, and delivering a first current based on the control voltage, and an overcurrent protection circuit connected to the operational amplifier and having a resistor for temperature coefficient adjustment.SELECTED DRAWING: Figure 1
【課題】過電流保護を行うとともに温度特性の調整を行うことが可能な半導体集積回路及び半導体装置を提供する。【解決手段】第１電圧の供給を受けて動作し、基準電圧に基づいて制御電圧を出力するオペアンプと、第１電極が第１電圧の供給ラインである第１電圧ラインに接続され、制御電圧に基づいて第１電流を送出する第１の出力トランジスタと、前記オペアンプに接続され、温度係数調整用の抵抗部を備えた過電流保護回路と、を備える。【選択図】図１ |
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