FAN4802LNY Fairchild Semiconductor, FAN4802LNY Datasheet
FAN4802LNY
Specifications of FAN4802LNY
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FAN4802LNY Summary of contents
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... LCD TV, Monitor Power Supply UPS Battery Charger DC Motor Power Supply Monitor Power Supply Telecom System Power Supply Distributed Power © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Description The highly integrated FAN4801/1S/2/2L are specially designed for power supplies that consist of boost PFC and PWM. They require very few external components to achieve versatile protections / compensation ...
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... For Fairchild’s definition of “green” Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html. Part Number PFC:PWM Frequency Ratio FAN4800ANY FAN4800AMY FAN4800CNY FAN4800CMY FAN4801NY FAN4801SNY FAN4802NY FAN4802LNY FAN4801MY FAN4801SMY FAN4802MY FAN4802LMY © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Eco Package Status ...
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... Application Diagram VREF Secondary © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 VEA IEA FBPFC IAC ISENSE VREF VRMS VDD SS OPFC FBPWM OPWM RT/CT GND RAMP ILIMIT FAN4800A/C FAN4801/1S/2/2L Figure 1. Typical Application Current Mode 3 VDD www.fairchildsemi.com ...
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... Application Diagram VREF Secondary © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 VEA IEA FBPFC IAC ISENSE VREF VRMS VDD SS OPFC FBPWM OPWM RT/CT GND RAMP ILIMIT FAN4800A/C FAN4801/1S/2/2L VREF Figure 2. Typical Application Voltage Mode 4 VDD www.fairchildsemi.com ...
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... Block Diagram Figure 4. © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Figure 3. FAN4800A/C Function Block Diagram FAN4801/1S/2/2L Function Block Diagram 5 www.fairchildsemi.com ...
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... Marking Information © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 F – Fairchild Logo Z – Plant Code X – 1-Digit Year Code Y – 1-Digit Week Code TT – 2-Digit Die Run Code T – Package Type (N:DIP, M:SOP) P – Y: Green Package M – Manufacture Flow Code Figure 5 ...
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... PFC error amplifier. This pin is connected to the PFC output through a divider network. Output of PFC Voltage Amplifier. The error amplifier output for PFC voltage feedback loop. 16 VEA A compensation network is connected between this pin and ground. © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Figure 6. Pin Configuration (Top View) 7 and C ...
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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 © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Parameter < 50°C A DIP SOP ...
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... EAOFF V OK Comparator IN Voltage Level on FBPFC V to Enable OPWM During RD-FBPFC Startup ΔV Hysteresis RD-FBPFC © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 =1000pF unless noted operating specifications. T Conditions V =V -0.1V; OPFC OPWM Open DD TH-ON V =13V; OPFC OPWM Open ...
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... AC (4) GAIN GAIN Modulator (3) BW Bandwidth Output Voltage=5.7kΩ × V (3) o(gm SENSE OFFSET © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 (Continued) =1000pF unless noted operating specifications. T Conditions (3) at T=25° =3.75V at T=25°C NONINV INV VEA V =2V ...
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... RMS AC Voltage HIGH RMS-H VEA LOW V EA-L VEA LOW (FAN4801S) VEA HIGH V EA-H VEA HIGH (FAN4801S) I Two-Level Current tc © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 (Continued) =1000pF unless noted operating specifications. T Conditions I =17.67µA, V =1.08V AC RMS V =2.25V, at T=25°C ...
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... PWM Comparator Level Shift PWM-LS Notes: 3. This parameter, although guaranteed by design, is not 100% production tested Gain=K × 5.3 × K=( I RMS © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 (Continued) =1000pF unless noted operating specifications. T Conditions =22V DD V =15V; I =100mA DD ...
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... Figure 13. f OSC-FAN4802/2L © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 2.96 2.94 2.92 2.90 2.88 2.86 2.84 2.82 2.80 2.78 -40℃ ...
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... PFC-OVP 2.400 2.398 2.396 2.394 2.392 2.390 2.388 -40℃ -25℃ -10℃ 5℃ 20℃ 35℃ 50℃ 65℃ 80℃ 95℃ 110℃ 125℃ Figure 21. V RD-FBPFC © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0 -40℃ -25℃ -10℃ Figure 16. 21.5 21.0 20 ...
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... Figure 29. V vs. Temperature PFC-ILIMIT © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0 -40℃ -25℃ Figure 24 ...
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... Figure 37. V vs. Temperature EA-L © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 10.1 10.0 9.9 9.8 9.7 9.6 9.5 9.4 9.3 9 ...
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... Figure 43. I vs. Temperature tc © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 14.4 14.3 14.2 14.1 14.0 13.9 13.8 13.7 13.6 -40℃ ...
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... PFC from the power line. The general form of the output of the gain modulator is: © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 I GAINMOD Note that the output current of the gain modulator is limited around 159μA and the maximum output voltage of the gain modulator is limited to 159μ ...
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... The FAN4800A/C, FAN4801/1S/2 disables OPFC when the VRMS is less than 1.05V and continues 500ms. The VRMS threshold low voltage of FAN4802L is 0.9V, which is different from the FAN4802. © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Error Amplifier Compensation The PWM loading of the PFC can be modeled as a ...
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... © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Pulse Width Modulator (PWM) The operation of the PWM section is straightforward, but there are several points that should be noted. Foremost among these is the inherent synchronization of PWM with the PFC section of the device, from which it also derives its basic timing ...
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... FAN4800A/C, FAN4801/1S/2/2L system. The bootstrap winding can be taped from the PFC boost choke or the transformer of the DC-to-DC stage. © 2008 Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 Leading/Trailing Modulation Conventional PWM techniques employ trailing-edge modulation, in which the switch turns on right after the trailing edge of the system clock ...
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... Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or obtain the most recent revision. 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’ ...
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... Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or obtain the most recent revision. 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’ ...
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... Fairchild Semiconductor Corporation FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.2 24 www.fairchildsemi.com ...