L4938EPD13TR
数据手册.pdfLinear Voltage Regulator IC Positive Fixed and Adjustable 2 Output 5V, 4.9V ~ 5.1V 100mA, 400mA PowerSO-20
The L4938ED and L4938EPD are monolithic integrated dual voltage regulators with two very low dropout outputs and additional functions such as power-on reset and input voltage sense. They are designed for supplying microcomputer controlled systems especially in automotive applications.
**Key Features**
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- Output 2 voltage 5 V ± 2% with 400 mA current capability ADJ wired to VOUT2
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- High precision standby output voltage 5 V ± 1% with 100 mA current capability
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- Output 2 disable function for standby mode
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- Enable and sense inputs EN, SI protected against negative transients down to -5 V
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- Extremely low quiescent current, 65 μA less than 90 μA in standby mode
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- Reset threshold adjustable from 3.8 V to 4.7 V
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- Operating transient supply voltage up to 40 V
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- Output 2 voltage adjustable by external voltage divider
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- Operating DC supply voltage range 5 V - 28 V