SSC3S921 Datasheet PDF - Sanken LLC Current-Resonant Off-Line Switching Controller Specs

SSC3S921 - LLC Current-Resonant Off-Line Switching Controller

Datasheet Summary

Description

The SSC3S921 is a controller with SMZ

method for LLC current resonant switching power supplies, incorporating a floating drive circuit for a high-side power MOSFET.

The IC includes useful functions such as Standby Function, Automatic Dead Time Adjustment, and Capacitive Mode Detection.

Features

Standby Mode Change Function ▫ Output Power at Light Load: PO = 125 mW (PIN = 0.27 W, as a reference with discharge resistor of 1MΩ for across the line capacitor) ▫ Burst operation in standby mode ▫ Soft-on/Soft-off function: reduces audible noise.
PFC IC ON/OFF Function: In standby operation, the IC turns off PFC IC.
Soft-start Function.
Capacitive Mode Detection Function.
Reset Detection Function.
Automatic Dead Time Adjustment Function.
Input Electrolytic.

Datasheet Details

Part number	SSC3S921
Manufacturer	Sanken
File Size	0.96 MB
Description	LLC Current-Resonant Off-Line Switching Controller
Datasheet	SSC3S921 Datasheet
Additional preview pages of the SSC3S921 datasheet.

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Full PDF Text Transcription

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LLC Current-Resonant Off-Line Switching Controller SSC3S921 Data Sheet Description The SSC3S921 is a controller with SMZ* method for LLC current resonant switching power supplies, incorporating a floating drive circuit for a high-side power MOSFET. The IC includes useful functions such as Standby Function, Automatic Dead Time Adjustment, and Capacitive Mode Detection. The IC achieves high efficiency, low noise and high cost-performance power supply systems with few external components. *SMZ: Soft-switched Multi-resonant Zero Current switch, achieved soft switching operation during all switching periods. Features ● Standby Mode Change Function ▫ Output Power at Light Load: PO = 125 mW (PIN = 0.

Published: Jul 8, 2024 |