Datasheet Summary
Internal 45V MOSFET Switching Regulator IC for Capacitor Charge Boost Converter
- Features
- Current Mode Control
- External Clock Synchronization
- Operating Voltage Range
4.5V to 40V
- Switching Current
1.75A min.
- PWM Control
- Built-in pensation Circuit
- Correspond to Ceramic Capacitor (MLCC)
- Oscillating Frequency
2MHz typ. (C ver.)
- Soft Start Function
10ms typ.
- UVLO (Under Voltage Lockout)
- Over Current Protection (Pulse-by-Pulse type)
- Thermal Shutdown Protection
- Standby Function
- Package Outline
SOT-89-5-2
- GENERAL DESCRIPTION
The NJW4138 is a step up switching regulator with 45V, 1.75A power MOSFET. The NJW4138 has a current mode control, a high...