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FAN7318AM Datasheet(PDF) 7 Page - Fairchild Semiconductor |
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FAN7318AM Datasheet(HTML) 7 Page - Fairchild Semiconductor |
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7 / 24 page  © 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN7318A • 1.0.0 7 Electrical Characteristics (Continued) For typical values, TA=25°C, VIN=15V, and -25°C ≤ TA ≤ 85°C, unless otherwise specified. Specifications to -25°C ~ 85°C are guaranteed by design based on final characterization results. Symbol Parameter Test Conditions Min. Typ. Max. Unit Analog Dimming Section ADIM=0V, TA=25°C 1.244 1.329 1.421 ADIM=0V 1.231 1.329 1.427 ADIM=0.5V 1.178 AVrexx Reference Voltage ADIM=1.0V 1.008 V Error Amplifier Section lsin Output Sink Current OLP=2.5V, ADIM=2.5V 63 76 94 µA lsur1 Output Source Current 1 OLP=0V, ADIM=0V -65 -50 -35 µA lsur2 Output Source Current 2 CMP=3V -1.4 -1.0 -0.6 µA Ibsin Burst CMP Sink Current BDIM=5V, BCT=0V 41 52 63 µA Iolpi OLP Input Current OLP=2V 0 µA Iolpo OLP Output Current OLP=-2V -30 -20 -10 µA OLP=0.3V 0.34 V Vlpfx Rectifiers Output of OLP OLP=1.5V 1.55 V Volpr OLP Input Voltage Range (3) -4 4 V Open-Lamp Regulation Section Iolr1 Striking, OLR=1.6V -3.4 -2.8 -2.3 µA Iolr2 Error Amplifier Source Current for Open-Lamp Regulation OLR Sweep 0 µA Volr1 Open-Lamp Regulation Voltage 1 OLR Sweep 1.24 1.34 1.44 V Volr2 Open-Lamp Regulation Voltage 2 Striking, OLR Sweep 1.88 1.98 2.08 V Volr3 Open-Lamp Regulation Voltage 3 2.1 2.2 2.3 V GmOLR OLR Error Amplifier Transconductance 180 310 440 µmho Iors OLR Error Amplifier Sink Current Normal, OLR=2.5V 40 60 80 µA Iolri OLR Input Current OLR=2.5V 0 µA Iolro OLR Output Current OLR=-2.5V -35 -25 -15 µA Volrr OLR Input Voltage Range (3) -4 4 V Note: 3. These parameters, although guaranteed, are not 100% tested in production. |
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