CAT4101TV-T75 Datasheet, PDF (4/11 Pages) ON Semiconductor – 1 A Constant-Current LED Driver with PWM Dimming

CAT4101
TYPICAL PERFORMANCE CHARACTERISTICS
V_IN = 5 V, V_CC = 5 V, V_F = 3.5 V, I_LED = 1 A (1 LED), C_IN = 1 μF, T_AMB = 25°C unless otherwise specified.
Quiescent Current vs. VIN Voltage (I_LED = 0 mA)
1.2
Quiescent Current vs. LED Current
8.0
No Load
1.0
6.0
0.8
4.0
0.6
2.0
0.4
3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE [V]
Quiescent Current vs. VIN Voltage (Full Load)
8.5
Full Load
8.0
7.5
7.0
6.5
3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE [V]
LED Current Change vs. VIN Voltage
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE [V]
0.0
0
200 400 600 800 1000
LED CURRENT [mA]
LED Current vs. LED Pin Voltage
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0 0.3 0.6 0.9 1.2 1.5
LED PIN VOLTAGE [V]
LED Current Change vs. Temperature
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
-40
0
40
80
120
TEMPERATURE [ºC]
Doc. No. MD-5036, Rev. D
4
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Characteristics subject to change without notice