FAN6300DY Fairchild Semiconductor, FAN6300DY Datasheet
FAN6300DY
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FAN6300DY Summary of contents
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... AC/DC NB Adapters Open-Frame SMPS Ordering Information Operating Part Number Temperature Range FAN6300SY -40 to +105°C FAN6300DY -40 to +105°C For Fairchild’s definition of “green” Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html. © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 Description The highly ...
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... Compensation I t OFF-MIN (8µs/38µ DET OFF S/H Blanking (4µs) 2.5V 1 DET 0. DET © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 Figure 1. Typical Application HV 8 OVP I HV 27V Latched OLP Timer 55ms 500µs 30µs Starter PWM Current Limit DET ...
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... The input impedance of this pin is a 5kΩ equivalent resistance. A 1/3 attenuator connected between the FB and the PWM circuit is used for the loop gain attenuation. FAN6300 performs an open-loop protection once the FB voltage is higher than a threshold voltage (around 4.2V) more than 55ms. © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 : Fairchild logo Z: ...
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... Power supply. The threshold voltages for startup and turn-off are 16V and 10V. The startup 6 VDD current is less than 20µA and the operating current is lower than 4.5mA connect High-voltage startup. © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 4 and DD www.fairchildsemi.com ...
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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 FAN6300 • Rev. 1.0.3 Parameter Parameter 5 Min. Max. ...
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... Maximum Source Current DET-SOURCE V Upper Clamp Voltage DET-HIGH V Lower Clamp Voltage DET-LOW Leading-Edge Blanking Time for DET- t OFF-BNK OVP, PWM MOS Turns Off Note: 3. Guaranteed by design. © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 Conditions 0V< V < DD-ON GATE Open V =15V, f =60KHz =2nF ...
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... Cycle-by-Cycle Current Limit V LIMIT Threshold Voltage V Slope Compensation SLOPE Leading Edge Blanking Time t BNK (MOS Turns On Camped High Voltage CS Delay Time CS-H © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 (Continued) Conditions V ≧ Hysteresis FB V < > ...
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... Temperature℃ Figure 9. Operating Current 1.0 0.8 0.6 0.4 0.2 0.0 -40 -25 - Temperature℃ Figure 11. Leakage Current After Startup © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 = 25°C. A 10.5 10.3 10.1 9.9 9.7 9 110 125 Figure 6. PWM Off Threshold Voltage ...
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... Temperature℃ Figure 13. Comparator Reference Voltage -40 -25 - Temperature℃ Figure 15. Minimum Off Time (V © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 = 25°C. A 9.0 8.5 8.0 7.5 7 110 125 Figure 14. Minimum Off Time (V 600 575 550 525 500 ...
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... OFF system frequency being too high. Figure 18 shows a typical drain voltage waveform with first valley switching. Figure 18. First Valley Switching © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 Green-Mode Operation The proprietary green-mode function provides off-time modulation to linearly decrease the switching frequency under light-load conditions ...
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... This results in a lower current limit at high-line inputs than low-line inputs. At fixed-load condition, the CS limit is higher when the value of R also affects the H/L line constant power limit. Figure 22. H/L Line Constant Power Limit Compensated by DET Pin © 2008 Fairchild Semiconductor Corporation FAN6300 • Rev. 1.0.3 V Over-Voltage Protection DD V ...
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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 FAN6300 • Rev. 1.0.3 14 www.fairchildsemi.com ...