SY8401 regulator equivalent, 0.8a asynchronous step down regulator.
* Low RDS(ON) for Internal N-channel Power FET: 700mΩ
* 4.5-55V Input Voltage Range
* 0.8A Output Current Capability
* 1.2MHz Pseudo Constant Switching Fr.
* Non-Isolated Telecommunication Buck Regulator
* Secondary High Voltage Post Regulator
* Automotive Systems.
The SY8401 develops a high efficiency asynchronous step down DC/DC regulator capable of delivering 0.8A output current. The IC adopts current mode adaptive constant off time control. The SY8401 operates over a wide input voltage range from 4.5V to 5.
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