FEBFSQ500L_H257V1 Fairchild Semiconductor, FEBFSQ500L_H257V1 Datasheet - Page 2

• Manufacturer Part Number: FEBFSQ500L_H257V1
• Description: Power Management IC Development Tools Compact 2W Auxiliary Power Supply
• Manufacturer: Fairchild Semiconductor
• Type: PWM Controllersr

Specifications of FEBFSQ500L_H257V1

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: FSQ500L
• Input Voltage: 90 VAC to 264 VAC
• Output Voltage: 5.1 V
• Output Current: 400 mA

Table of Contents
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© 2011 Fairchild Semiconductor Corporation
Introduction ............................................................................................................................... 3
1.1. General Description ........................................................................................................... 3
1.2. Features .............................................................................................................................. 3
Specifications ............................................................................................................................ 4
Photographs & PCB Layout...................................................................................................... 5
Function Test Report................................................................................................................. 6
4.1. Input Current ...................................................................................................................... 6
4.2. Input Wattage at No-Load Condition ................................................................................ 7
4.3. Burst Mode Test ................................................................................................................. 7
4.4. Soft-Start Test .................................................................................................................... 8
4.5. Turn-On Delay Test ........................................................................................................... 9
4.6. DC Output Rising Time ..................................................................................................... 9
4.7. Line and Load Regulation ................................................................................................ 10
4.8. Efficiency ......................................................................................................................... 11
4.9. Output Ripple and Noise .................................................................................................. 11
4.10. Step Load Response ....................................................................................................... 12
4.11. Over-Current Protection ................................................................................................. 13
4.12. Hold-up Time ................................................................................................................. 13
4.13. Short Circuit Protection ................................................................................................. 14
4.14. Maximum Duty Ratio .................................................................................................... 15
4.15. Power Off ....................................................................................................................... 15
4.16. Over-Temperature Protection (OTP) ............................................................................. 15
4.17. Voltage Stress of Drain and Secondary Rectifier .......................................................... 16
4.18. EMI Waveforms............................................................................................................. 17
4.19. Surge Test ...................................................................................................................... 18
4.20. ESD Test ........................................................................................................................ 18
Schematic ................................................................................................................................ 19
Transformer Specification ...................................................................................................... 20
Bill of Materials ...................................................................................................................... 23
Revision History ..................................................................................................................... 24
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FEBFSQ500L_H257v1 • Rev. 1.0.1