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FSDM0465RB

Fairchild Semiconductor
Part Number FSDM0465RB
Manufacturer Fairchild Semiconductor
Description Green Mode Fairchild Power Switch
Published Feb 11, 2011
Detailed Description www.fairchildsemi.com FSDM0465RB Features www.DataSheet4U.com Green Mode Fairchild Power Switch (FPSTM) • Internal Av...
Datasheet PDF File FSDM0465RB PDF File

FSDM0465RB
FSDM0465RB

Overview
www.
fairchildsemi.
com FSDM0465RB Features www.
DataSheet4U.
com Green Mode Fairchild Power Switch (FPSTM) • Internal Avalanche Rugged SenseFET • Advanced Burst-Mode Operation Consumes Under One W at 240VAC & 0.
5W Load • Precision Fixed Operating Frequency (66kHz) • Internal Start-up Circuit • Improved Pulse by Pulse Current Limiting • Over Voltage Protection (OVP) : Auto-Restart • Over Load Protection (OLP): Auto-Restart • Internal Thermal Shutdown (TSD) : Auto-Restart • Under Voltage Lock Out (UVLO) with Hysteresis • Low Operating Current (2.
5mA) • Built-in Soft Start OUTPUT POWER TABLE (4) 230VAC ±15%(3) PRODUCT FSDM0465RB FSDM0565RB FSDM07652RB FSDM12652RB Adapter(1) 48W 60W 70W 90W Open Frame(2) 56W 70W 80W 110W 85-265VAC Adapter(1) 40W 50W 60W 80W Open Frame(2) 48W 60W 70W 90W Table 1.
Maximum Output Power Notes: 1.
Typical continuous power in a non-ventilated enclosed adapter measured at 50°C ambient.
2.
Maximum practical continuous power in an open frame design at 50°C ambient.
3.
230 VAC or 100/115 VAC with doubler.
4.
The junction temperature can limit the maximum output power.
Application • SMPS for LCD monitor and STB • Adapter Related Application Notes • AN4137 - Design Guidelines for Off-line Flyback Converters Using Fairchild Power Switch (FPS) • AN4140 - Transformer Design Consideration for Off-line Flyback Converters Using Fairchild Power Switch • AN4141 - Troubleshooting and Design Tips for Fairchild Power Switch Flyback Applications • AN4148 - Audible Noise Reduction Techniques for FPS Applications Typical Circuit Description The FSDM0465RB is an integrated Pulse Width Modulator (PWM) and SenseFET specifically designed for high performance offline Switch Mode Power Supplies (SMPS) with minimal external components.
This device is an integrated high voltage power switching regulator which combines a rugged avalanche, SenseFET with a current mode PWM control block.
The PWM controller includes integrated fixed frequency oscillator, under voltage ...


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