FSD176MRT

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SMPS Power Switch, 7A, 650V (Green), High standby power efficiency

General Description

The FSD176MRT is an integrated Pulse Width Modulation (PWM) controller and SenseFET specifically designed for offline Switch-Mode Power Supplies (SMPS) with minimal external components. The PWM controller includes an integrated fixed-frequency oscillator, Under-Voltage Lockout (UVLO), Leading-Edge Blanking (LEB), optimized gate driver, internal soft-start, temperature-compensated precise current sources for loop compensation, and self-protection circuitry. Compared with a discrete MOSFET and PWM controller solution, the FSD176MRT can reduce total cost, component count, size, and weight; while simultaneously increasing efficiency, productivity, and system reliability. This device provides a basic platform for cost-effective design of a flyback converter.

Product Status/Pricing/Packing

Product Product Status Eco Status *Pricing Package Type Leads Packing Method Package Drawing **Package Marking Convention Qualification Support RoHS IPC1752 RoHS/REACH/
JIG Certificate of Compliance
FSD176MRTLDTU Full Production Green as of Mar 2011 $1.27 TO-220F 6L 6 RAIL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&3 (3-Digit Date Code)
&K
Line 2:D176MRT
Moisture Sensitivity Level (MSL) :  NA  
Max Reflow Temp :  999  
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FSD176MRTUDTU Full Production Green as of Mar 2011 $1.27 TO-220F 6L 6 RAIL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&3 (3-Digit Date Code)
&K
Line 2:D176MRT
Moisture Sensitivity Level (MSL) :  NA  
Max Reflow Temp :  999  
PDF opens in a new window
XML opens in a new window
PDF opens in a new window

Features

  • Advanced Soft Burst-Mode Operation for Low Standby Power and Low Audible Noise
  • Random Frequency Fluctuation for Low EMI
  • Pulse-by-Pulse Current Limit
  • Various Protection Functions: Overload Protection (OLP), Over-Voltage Protection (OVP), Abnormal Over-Current Protection (AOCP), Internal Thermal Shutdown (TSD) with Hysteresis, Output-Short Protection (OSP), and Under-Voltage Lockout (UVLO) with Hysteresis
  • Low Operating Current (0.4mA) in Burst Mode
  • Internal Startup Circuit
  • Internal High-Voltage SenseFET: 650V
  • Built-in Soft-Start: 15ms
  • Auto-Restart Mode

Applications

  • LED TV
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