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FAN4801NY 数据表(PDF) 10 Page - Fairchild Semiconductor |
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FAN4801NY 数据表(HTML) 10 Page - Fairchild Semiconductor |
10 / 24 page © 2008 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN4800A/C, FAN4801/1S/2/2L • Rev. 1.0.1 10 Electrical Characteristics (Continued) VDD=15V, TA=25°C, RT=6.8kΩ, CT=1000pF unless noted operating specifications. Symbol Parameter Conditions Min. Typ. Max. Units Voltage Error Amplifier FBPFC Input Voltage Range (1) 0 6 V Vref Reference Voltage at T=25°C 2.45 2.50 2.55 V AV Open-Loop Gain (1) 35 42 dB Gmv Transconductance VNONINV=VINV, VVEA=3.75V at T=25°C 50 70 90 µmho IFBPFC-L Maximum Source Current VFBPFC=2V, VVEA=1.5V 40 50 µA IFBPFC-H Maximum Sink Current VFBPFC=3V, VVEA=6V -50 -40 µA IBS Input Bias Current -1 1 µA VVEA-H Output High Voltage on VVEA 5.8 6 V VVEA-L Output Low Voltage on VVEA 0.1 0.4 V Current Error Amplifier VISENSE Input Voltage Range (ISENSE pin) (1) -1.5 0.7 V GmI Transconductance VNONINV=VINV, VIEA=3.75V 78 88 100 µmho VOFFSET Input Offset Voltage VVEA=0V, IAC Open -10 10 mV VIEA-H Output High Voltage 6.8 7.4 8.0 V VIEA-L Output Low Voltage 0.1 0.4 V IL Source Current VISENSE=-0.6V, VIEA=1.5V 35 50 µA IH Sink Current VISENSE=+0.6V, VIEA=4.0V -50 -35 µA AI Open-Loop Gain (1) 40 50 dB Tri-Fault Detect tFBPFC_OPEN Time to FBPFC Open (1) VFBPFC=VPFC-UVP to FBPFC OPEN, 470pF from FBPFC to GND 2 4 ms VPFC-UVP PFC Feedback Under- Voltage Protection 0.4 0.5 0.6 V Gain Modulator IAC Input for AC Current (1) Multiplier Linear Range 0 100 µA IAC=17.67µA, VRMS=1.080V VFBPFC=2.25V, at T=25°C 7.50 9.00 10.50 IAC=20µA, VRMS=1.224V VFBPFC=2.25V, at T=25°C 6.30 7.00 7.70 IAC=25.69µA, VRMS=1.585V VFBPFC=2.25V, at T=25°C 3.80 4.20 4.60 IAC=51.62µA, VRMS=3.169V VFBPFC=2.25V, at T=25°C 0.95 1.05 1.16 GAIN GAIN Modulator (2) IAC=62.23µA, VRMS=3.803V VFBPFC=2.25V, at T=25°C 0.66 0.73 0.80 BW Bandwidth (1) IAC=40µA 2 kHz Vo(gm) Output Voltage=5.7kΩ × (ISENSE-IOFFSET) (1) IAC=20µA, VRMS=1.224V VFBPFC=2.25V, at T=25°C 0.74 0.82 0.90 V |
类似零件编号 - FAN4801NY |
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类似说明 - FAN4801NY |
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