FAN6862H Fairchild Semiconductor, FAN6862H Datasheet
FAN6862H
Related parts for FAN6862H
FAN6862H Summary of contents
Page 1
... PWM Frequency Continuously Decreasing with Burst Mode at Light Loads V Over-Voltage Protection (OVP) DD Constant Output Power Limit (Full AC Input Range) Internal Latch Circuit (FAN6862H) for OVP, OTP Fixed PWM Frequency (100KHz) with Frequency Hopping Feedback Open-Loop Protection with 56ms Delay Soft Startup Time: 5ms Applications ...
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... Typical Application Block Diagram OVP V DD-OVP Latch-Off Release V DD-LH Internal VDD 5 BIAS UVLO 16V/8. 0.7V © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 Figure 1. Typical Application GND 1 FAN6862H Auto- Recovery OLP Protection OVP Latch-Off OTP Protection S Q FAN6862HR OLP R Auto- OVP Recovery ...
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... SENSE Sense 5 VDD Power Supply Power supply 6 GATE Driver Output The totem-pole output driver for driving the power MOSFET. © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 ABx: TT Figure 3. Top Mark Figure 4. Pin Assignments Description Ground Feedback. The FB pin provides the output voltage regulation signal. It provides feedback to the internal PWM comparator, so the PWM comparator can control the duty cycle ...
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... The Recommended Operating Conditions table defines the conditions for actual device operation. Recommended operating conditions are specified to ensure optimal performance to the datasheet specifications. Fairchild does not recommend exceeding them or designing to Absolute Maximum Ratings. Symbol T Operating Ambient Temperature A © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 Parameter <50°C A Parameter 4 Min. Max. ...
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... FB Voltage at f FB-G OSC Threshold Voltage for Zero Duty FB-ZDC f Frequency Variation vs Frequency Variation vs. Temperature f DT Deviation © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 Parameter Test Conditions V TH-ON With 1nF Load on Gate, V GATE Open FAN6862H Latch, FAN6862HR Auto- Restart ...
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... OTP Protection t Over-Temperature Debounce Time DOTP nd 2 Threshold Voltage for Over-Temperature V OTP2 Protection Over-Temperature Debounce Time DOTP2 © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 (Continued) Parameter Test Conditions V = 15V 50mA 50mA GATE = 1nF GATE = 1nF V = 20V DD ...
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... Typical Performance Characteristics Figure 6. Turn-On Threshold Voltage (V vs. Temperature Figure 8. Operating Current (I Figure 10. Center Frequency (f © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 ) Figure 7. Turn-Off Threshold Voltage (V DD-ON ) vs. Temperature Figure 9. V DD-OP ) vs. Temperature Figure 11. FB Threshold Voltage for Frequency OSC 7 vs. Temperature ...
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... OSC-G Figure 14. Open-Loop Protection Delay (t vs. Temperature Figure 16. Valley Threshold Voltage for Current Limit (V ) vs. Temperature STHVA © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 (Continued vs. Temperature Figure 13. Threshold Voltage for Open-Loop FB-G Protection (V ) Figure 15. Flat Threshold Voltage for Current Limit D-OLP Figure 17 ...
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... Typical Performance Characteristics Figure 18. Maximum Duty Cycle (DCY vs. Temperature Figure 20. Falling Time (t © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 (Continued) ) Figure 19. Rising Time (t MAX ) vs. Temperature Figure 21. Output Current of RT Pin ( vs. Temperature vs. Temperature www.fairchildsemi.com ...
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... PWM frequency starts to linearly decrease from 100KHz to 25kHz to reduce the switching losses decreases below V FB FB-G frequency is fixed at 25kHz and FAN6862H(HR) enters “deep” Green Mode, where the operating current decreases to 2.5mA (maximum), further reducing the standby power consumption (1.7V), FAN6862H(HR) enters Burst Mode. ...
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... Over-Current Protection (OCP), Short-Circuit Protection (SCP), and Over-Temperature Protection (OTP). OLP, OCP, and SCP are Auto-Restart Mode protections; OVP and OTP are Latch-Mode protections. In FAN6862HR, all of these protections are applied with Auto-Restart Mode. Auto-Restart Mode Protections Once a fault condition is detected, switching is terminated and the MOSFET remains off ...
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... Soft-start time: 5ms 230V AC 115V 60Hz (87.2% avg.) AC 85.29% (Energy Star V2.0) © 2008 Fairchild Semiconductor Corporation FAN6863F • Rev. 1.0.0 Fairchild Devices Input Voltage Range FAN6862H(HR) 50Hz (87% avg.) Figure 28. Measured Efficiency and Power Saving Figure 29. Schematic of Typical Application Circuit 12 Output 90~265V 19V / 2.1A (40W) AC www.fairchildsemi.com ...
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... Fly- Fly Primary-Side Inductance Primary-Side Effective Leakage © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 Figure 30. Transformer Wire Ts 0.37 • 0.37 • COPPER SHIELD 1.2 0.75 • COPPER SHIELD 1.2 0.37 • CORE ROUNDING TAPE Pin Specification 3- ...
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... Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2010 Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 14 www.fairchildsemi.com ...
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... Fairchild Semiconductor Corporation FAN6862H(HR) • Rev. 1.0.0 15 www.fairchildsemi.com ...