FSDM0465RSWDTU

FSDM0465RSWDTU Datasheet

FSDM0465RS Green Mode Fairchild Power Switch FPS

Part	Datasheet
FSDM0465RSWDTU	FSDM0465RSWDTU (pdf)

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FSDM0465RS Green Mode Fairchild Power Switch FPS FSDM0465RS Green Mode Fairchild Power Switch FPS August 2008 - Internal Avalanche Rugged SenseFET - Advanced Burst-Mode operation consumes under 1 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 - Overload Protection OLP - Internal Thermal Shutdown Function TSD - Abnormal Over-Current Protection AOCP - Auto-Restart Mode - Under-Voltage Lock Out UVLO with hysteresis - Low Operating Current 2.5mA - Built-in Soft-Start - SMPS for LCD monitor and STB - Adaptor The FSDM0465RS 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 powerswitching regulator that combines an avalanche rugged SenseFET with a current mode PWM control block. The PWM controller includes integrated fixed frequency oscillator, under-voltage lockout, leading edge blanking LEB , optimized gate driver, internal soft-start, temperature-compensated precise-current sources for a loop compensation and self-protection circuitry. Compared with a discrete MOSFET and PWM controller solution, it can reduce total cost, component count, size and weight while simultaneously increasing efficiency, productivity and system reliability. This device is a basic platform well suited for cost effective designs of flyback converters. Ordering Information Product Number Package FSDM0465RSWDTU 1 TO-220F-6L Forming 2 Note WDTU Forming Type. Pb-free package per JEDEC J-STD-020B. Marking Code DM0465RS BVDSS 650V RDS ON Max. Ω FPSTM is a trademark of Fairchild Semiconductor Corporation. FSDM0465RS Green Mode Fairchild Power Switch FPS Typical Circuit AC IN Vstr Drain PWM Source DC OUT Figure Typical Flyback Application Output Power Table Product FSDM0465RS Maximum Output Power 3 230VAC ±15% 4 Adapter 5 Open Frame 6 Adapter 5 Open Frame 6 Notes The junction temperature can limit the maximum output power. 230VAC or 100/115VAC with doubler. Typical continuous power in a non-ventilated enclosed adapter measured at 50°C ambient temperature. Maximum practical continuous power in an open-frame design at 50°C ambient. 2008 Fairchild Semiconductor Corporation FSDM0465RS Green Mode Fairchild Power Switch FPS Internal Block Diagram N.C. 5 0.5/0.7V + VCC Idelay Vref IFB Soft start VCC 3 8V/12V VCC good Vstr 6 Istart Vref 2.5R PWM R

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FSDM0465RS Green Mode Fairchild Power Switch FPS

FSDM0465RS Green Mode Fairchild Power Switch FPS

August 2008
- Internal Avalanche Rugged SenseFET - Advanced Burst-Mode operation consumes under 1 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 - Overload Protection OLP - Internal Thermal Shutdown Function TSD - Abnormal Over-Current Protection AOCP - Auto-Restart Mode - Under-Voltage Lock Out UVLO with hysteresis - Low Operating Current 2.5mA - Built-in Soft-Start
- SMPS for LCD monitor and STB - Adaptor

The FSDM0465RS 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 powerswitching regulator that combines an avalanche rugged SenseFET with a current mode PWM control block. The PWM controller includes integrated fixed frequency oscillator, under-voltage lockout, leading edge blanking LEB , optimized gate driver, internal soft-start, temperature-compensated precise-current sources for a loop compensation and self-protection circuitry. Compared with a discrete MOSFET and PWM controller solution, it can reduce total cost, component count, size and weight while simultaneously increasing efficiency, productivity and system reliability. This device is a basic platform well suited for cost effective designs of flyback converters.
Ordering Information

Product Number

Package

FSDM0465RSWDTU 1 TO-220F-6L Forming 2

Note WDTU Forming Type.

Pb-free package per JEDEC J-STD-020B.

Marking Code DM0465RS

BVDSS 650V

RDS ON Max. Ω

FPSTM is a trademark of Fairchild Semiconductor Corporation.

FSDM0465RS Green Mode Fairchild Power Switch FPS

Typical Circuit

AC IN

Vstr Drain PWM

Source

DC OUT

Figure Typical Flyback Application

Output Power Table

Product FSDM0465RS

Maximum Output Power 3
230VAC ±15% 4

Adapter 5

Open Frame 6

Adapter 5

Open Frame 6

Notes The junction temperature can limit the maximum output power. 230VAC or 100/115VAC with doubler. Typical continuous power in a non-ventilated enclosed adapter measured at 50°C ambient temperature. Maximum practical continuous power in an open-frame design at 50°C ambient.
2008 Fairchild Semiconductor Corporation

FSDM0465RS Green Mode Fairchild Power Switch FPS

Internal Block Diagram

N.C. 5
0.5/0.7V +

VCC Idelay

Vref IFB

Soft start

VCC 3
8V/12V

VCC good

Vstr 6

Istart Vref
2.5R

PWM R

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Datasheet ID: FSDM0465RSWDTU 515529