CAT4106HV4-GT2 Datasheet, PDF (6/17 Pages) ON Semiconductor – 6W Quad Channel DC/DC LED Driver with Diagnostics

CAT4106
TYPICAL ELECTRICAL OPERATING CHARACTERISTICS
VIN = 5 V, VL = 12 V, T_AMB = 25ºC, typical application circuit unless otherwise specified.
EN/PWM Threshold vs. VIN Supply
PWM Duty Cycle vs. LED Current
1.00
100
0.95
0.90
VHI
0.85
0.80
0.75
VLO
100Hz
10
1kHz
0.70
3.0 3.5 4.0 4.5 5.0 5.5
VIN SUPPLY [V]
1
1
10
100
DUTY CYCLE [%]
PWM Dimming 100 Hz
PWM Dimming 1 kHz
Power-Up 4 x 10 LEDs, 50 mA per Channel
Maximum LED Current vs. VL Supply
200
VOUT = 20V
150
25V
100
50
30V
0
2 4 6 8 10 12 14 16
VL [V]
Doc. No. MD-5037, Rev. A
6
© 2009 SCILLC. All rights reserved.
Characteristics subject to change without notice