SY21314 regulator equivalent, 4a current limit step-up regulator.
* 3V to 33V Input Voltage Range
* 33V Maximum Output Voltage
* 4A Main MOSFET Current Limit
* 15 µA Shutdown Current (Max.)
* 100 µA Quiescent Current.
* Portable Devices
* Battery Powered Systems
* Networking Cards Powered from PCI or
PCI-Express Slots
Typic.
The SY21314 high efficiency step-up regulator operates using current mode control over a wide input voltage range from 3V to 33V. It integrates an N-channel MOSFET with low 120mΩ RDS(ON) to minimize conduction loss.
The 1MHz switching frequency and i.
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