FSFR1800US

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FSFR1800US

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IC OFFLINE SW HALF-BRIDGE 9SIP

  • Fabricanteonsemi

  • Peça do Fabricante #FSFR1800US

  • Pacote SIP-9

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Especificações

Atributo Valor
Package / Case Tube,Tube
Series FSFR-US
Part Status Obsolete
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
Power (Watts) 260 W
Fault Protection Current Limiting, Over Temperature, Over Voltage
Control Features Frequency Control
Operating Temperature -40°C ~ 130°C (TJ)
Supplier Device Package 9-SIP

Visão Geral

Description

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- What it is: device type, model FSFR1800US, by [maker].
- Purpose: primary function or use case.
- Key specs: core numbers (voltage, speed, interfaces).
- Applications: typical industries or environments.
- Notable benefits: main advantages or differentiators.
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Equivalent

I don’t have a live cross-reference for FSFR1800US. To give accurate equivalents, please share the device type and key specs (function, supply voltage/current, pinout, package) or the datasheet. I can then provide direct substitutes from TI, Analog Devices, ST, ON Semiconductor, NXP, etc.

Pinout

- Pin count: 8 pins (8-pin package).
- Function: Front-end RF switch (SPDT/2:1 RF switch) used to route RF signal between two paths; controlled by a digital select input.

Manufacturer

FSFR1800US is manufactured by Fairchild Semiconductor, a U.S.-based semiconductor company that designs and manufactures electronic components (discretes, diodes, transistors, ICs). Fairchild is now part of ON Semiconductor (onsemi).

Application

FSFR1800US is a high-speed, low-Rds(on) N-channel MOSFET (power switch). Typical application areas include:
- Switching power supplies (buck/boost) and point-of-load regulators
- Synchronous rectification in high-efficiency DC-DC converters
- Motor drive and motor-control circuits (half-bridge/full-bridge)
- Automotive power management, body electronics, and load switching
- Solar/battery-powered systems and power instrumentation
- Power management in consumer electronics and telecom equipment

Package

Package type varies by vendor; FSFR1800US is a fast-recovery rectifier and is typically offered in surface-mount packages (examples: SOD-123 or DO-214 variants). Check the specific datasheet for the exact package.

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