SC624A_09 Datasheet, PDF (7/23 Pages) Semtech Corporation – LED Light Management Unit Charge Pump, 4 LEDs, Dual LDOs,and I2C Interface

Typical Characteristics
Battery Current (4 LEDs) — 25mA Each
160 ^{VOUT=3.66V, IOUT=100mA, 25°C}
150
140
130
120
110
100
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
Backlight Efficiency (4 LEDs) — 25mA Each
VOUT=3.66V, IOUT=100mA, 25°C
100
90
80
70
60
50
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
Battery Current (4 LEDs) — 5.0mA Each
VOUT=3.33V, IOUT=20mA, 25°C
40
35
30
25
20
15
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
SC624A
Battery Current (4 LEDs) — 12mA Each
80 ^{VOUT=3.50V, IOUT=48mA, 25°C}
73
66
59
52
45
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
Backlight Efficiency (4 LEDs) — 12mA Each
100 ^{VOUT=3.50V, IOUT=48mA, 25°C}
90
80
70
60
50
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
Backlight Efficiency (4 LEDs) — 5.0mA Each
VOUT=3.33V, IOUT=20mA, 25°C
100
90
80
70
60
50
4.2
4.0
3.8
3.6
3.4
3.2
3.0
VIN (V)
7