FSFR2100USL

$1.66

Description：IC OFFLINE SW HALF-BRIDGE 9SIP
Series：FSFR-US
Mfr：onsemi
Package：Tube

SKU:21352fa7e9f7 Category: AC DC Converters, Offline Switchers Brand: onsemi

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Product introduction

FSFR2100USL is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC OFFLINE SW HALF-BRIDGE 9SIP. Review the specifications below when checking this part for your BOM.

AC DC Converters, Offline Switchers specifications for FSFR2100USL

Description：IC OFFLINE SW HALF-BRIDGE 9SIP
Series：FSFR-US
Mfr：onsemi
Package：Tube
Output Isolation：Isolated
Internal Switch(s)：Yes
Voltage - Breakdown：500V
Topology：Half-Bridge
Voltage - Start Up：12.5 V
Voltage - Supply (Vcc/Vdd)：10V ~ 25V
Duty Cycle：50%
Frequency - Switching：Up to 300kHz
Fault Protection：Current Limiting, Over Temperature, Over Voltage
Control Features：Frequency Control
Operating Temperature：-40°C ~ 130°C (TJ)
Package / Case：10-SIP Module, 9 Leads, Formed Leads
Supplier Device Package：9-SIP (L forming)
Mounting Type：Through Hole
Grade：-
Qualification：-
Power (Watts)：400 W

AC DC Converters, Offline Switchers datasheet and documents for FSFR2100USL

FSFR2100USL

AC DC Converters, Offline Switchers Overview

The FSFR2100USL is a highly integrated power switch designed for high-efficiency half-bridge resonant converters. It features an internal high-side and low-side switch with a 600V breakdown voltage and a maximum operating supply voltage of 25V. The device supports a switching frequency up to 300kHz and delivers a rated power of 450W. It operates within a junction temperature range of -40°C to 130°C and utilizes a 9-pin SIP package.

AC DC Converters, Offline Switchers Feature Summary

Integrates high-side and low-side switches for half-bridge topology
Includes built-in fault protection mechanisms such as overvoltage, overcurrent, and thermal shutdown
Optimized for high-efficiency resonant converter applications

AC DC Converters, Offline Switchers Applications

High-efficiency half-bridge resonant converters
AC/DC power conversion systems
LED lighting drivers requiring resonant control

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'USL' against official onsemi documentation to confirm pinout and electrical characteristics, as variations exist within the FSFR series. Confirm current availability status, as some FSFR variants are marked as obsolete or end-of-life. Ensure the selected component matches the required 9-pin SIP package and 600V rating for the target design.

AC DC Converters, Offline Switchers Selection Notes

Select this component when designing half-bridge resonant topologies requiring integrated power switching capabilities. Consider the 600V breakdown voltage and 300kHz switching frequency limits. Evaluate thermal management requirements given the 130°C maximum junction temperature. Compare against other FSFR series parts if different power ratings or package options are needed.

AC DC Converters, Offline Switchers Part Context

The FSFR2100USL belongs to the FSFR series of power switches from onsemi. This family is engineered specifically for resonant converter architectures, combining control logic with power MOSFETs to simplify design and improve efficiency in AC/DC and DC/DC conversion applications.