sc656 Semtech Corporation, sc656 Datasheet - Page 8

• Manufacturer Part Number: sc656
• Description: Backlight Driver For 7 Leds With Charge Pump And Pwm Control
• Manufacturer: Semtech Corporation

Typical Characteristics (continued)
V
V
V
V
V
OUT
V
OUT
OUT
IN
IN
IN
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
V
V
V
IN
IN
IN
=4.2V, R
=3.2V, R
=2.9V, R
ISET
ISET
ISET
Ripple — 1.5X Mode
= 4kΩ, 7 Backlights — 25 mA each, 25°C
= 4kΩ, 7 Backlights — 25 mA each, 25°C
= 4kΩ, 7 Backlights — 25 mA each, 25°C
Ripple — 1X Mode
Ripple — 2X Mode
Time (10µ���i��
Time (10µ���i��
Time (10µ���i��
���i��
���i��
���i��
��i��
��i��
��i��
V
V
V
V
V
V
OUT
OUT
OUT
IN
IN
IN
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
(00mV/div)
V
V
V
IN
IN
IN
=4.2V, R
=3.2V, R
=2.9V, R
ISET
ISET
ISET
Ripple — 1.5X Mode
= 5.56kΩ, 7 Backlights — 8 mA each, 25°C
= 5.56kΩ, 7 Backlights — 8 mA each, 25°C
= 5.56kΩ, 7 Backlights — 8 mA each, 25°C
Ripple — 1X Mode
Ripple — 2X Mode
Time (10µ���i��
Time (10µ���i��
Time (10µ���i��
���i��
���i��
���i��
��i��
��i��
��i��
SC656
8