L7983
L7983 is 300mA synchronous step-down switching regulator manufactured by STMicroelectronics.
60 V, 300 mA synchronous step-down switching regulator with 10 µA quiescent current
Maturity status link L7983
Features
- 3.5 V to 60 V operating input voltage
- Fixed output voltage (3.3 V and 5 V) or adjustable from 0.85 V to VIN
- 300 mA DC output current
- Dynamic low consumption mode to low noise mode selection
- 10 µA operating quiescent current (L7983PU33R, VIN > 24 V, LCM)
- 2.3 µA shutdown current
- 200 kHz to 2.2 MHz programmable switching frequency
- Optional spread spectrum (dithering)
- Internal soft-start
- Enable / adjustable UVLO threshold
- Synchronization to external clock
- Internal pensation network
- Internal current limiting
- Overvoltage...
