Datasheet AL5873Q (Diodes) - 9

AL5873Q Typical Performance Characteristics
(TA = +25°C, VIN = 12V, RREF = 48kΩ, ILED = 125mA, unless otherwise noted.) (continued)
LED Current vs. PWM Duty Cycle LED Current vs. PWM Duty Cycle (
RREF = 48kΩ, ILED = 125mA, 0~100% Duty
) (
RREF = 48kΩ, ILED = 125mA, 0~20% Duty
) N
130
IO
26 120
T
24 110
A
22 100
M
20 90
R
18 80 16
O
70
F
(mA) 14 D 60 (mA) D ILE 12 50 fPWM=200Hz LEI
IN
fPWM=500Hz 10 40 f fPWM=200Hz
D
PWM=1kHz 8 30 fPWM=500Hz
E
6 20 fPWM=1kHz
C
4 10
N
2 00 10 20 30 40 50 60 70 80 90 100
A
0 PWM Duty Cycle (%) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
V
PWM Duty Cycle (%)
D A LED Current vs. PWM Duty Cycle LED Current vs. PWM Duty Cycle (
RREF = 24kΩ, ILED = 250mA, 0~100% Duty
) (
RREF = 24kΩ, ILED = 250mA, 0~20% Duty
)
260 50 240 45 220 40 200 180 35 160 30 140 (mA) (mA) 25 D 120 D ILE LEI 100 fPWM=200Hz 20 fPWM=500Hz 80 f 15 fPWM=200Hz PWM=1kHz 60 fPWM=500Hz 10 fPWM=1kHz 40 5 20 0 0 0 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PWM Duty Cycle (%) PWM Duty Cycle (%)

AL5873Q 9 of 16 February 2021 Document number: DS42780 Rev. 2 - 2
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