Datasheet FAN7318A (Fairchild) - 7

FA N 7318A 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.
— LC Symbol Parameter Test Conditions Min. Typ. Max. Unit Analog Dimming Section D B
ADIM=0V, TA=25°C 1.244 1.329 1.421
a cklight
ADIM=0V 1.231 1.329 1.427 AVrexx Reference Voltage V ADIM=0.5V 1.178 ADIM=1.0V 1.008
Invert Error Amplifier Section
lsin Output Sink Current OLP=2.5V, ADIM=2.5V 63 76 94 µA
e r D
lsur1 Output Source Current 1 OLP=0V, ADIM=0V -65 -50 -35 µA
r
l
ive IC
sur2 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 Error Amplifier Source Current for I Open-Lamp Regulation olr2 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. © 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN7318A • 1.0.0 7