s-8813 Seiko Instruments Inc., s-8813 Datasheet - Page 21

• Manufacturer Part Number: s-8813
• Description: 3-channel White Led Driver Ic Charge Pump Ic With Built-in Constant-current Circuit
• Manufacturer: Seiko Instruments Inc.

1. Standby Consumption Current (I
3. Power-Off Pin Input Voltage "L" (V
5. Efficiency
7. Operation Consumption Current (I
Rev.2.1
(V
Voltage (V
Major Power Supply Dependence Characteristics Examples
IN
) Characteristics
1200
1100
1000
900
800
700
600
500
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
100
80
60
40
20
3-CHANNEL WHITE LED DRIVER IC (CHARGE PUMP IC WITH BUILT-IN CONSTANT-CURRENT CIRCUIT)
*1
_00
0
2.0
2.0
2.0
( η ) vs. Operation Input Voltage (V
IN
2.0
Ta=−40°C
) Characteristics
Ta=−40°C
Ta=25°C
Ta=85°C
Ta=25°C
Ta=85°C
I
I
I
From the top
OUT
OUT
OUT
2.5
2.5
2.5
2.5
=10 mA / ch
=18 mA / ch
=20 mA / ch
Ta=−40°C
Ta=25°C
Ta=85°C
SS1
3.0
3.0
3.0
3.0
) vs. Operation Input Voltage (V
V
VIN [V]
V
IN
V
3.5
IN
3.5
3.5
SSS
IN
[V]
3.5
SL
[V]
) vs. Operation Input Voltage
[V]
) vs. Operation Input
4.0
4.0
4.0
R
4.0
ISET
IN
) Characteristics
=5.6 kΩ
4.5
4.5
4.5
Ta=25°C
4.5
IN
) Characteristics
5.0
5.0
5.0
5.0
Seiko Instruments Inc.
2. Power-Off Pin Input Voltage "H" (V
4. RISET Pin Voltage (V
6. CPOUT Pin Voltage (V
8. Ripple Voltage (V
(V
IN
) Characteristics
70
60
50
40
30
20
10
1.2
1.0
0.8
0.6
0.4
6.0
5.5
5.0
4.5
4.0
3.5
3.0
1.2
1.1
1.0
0.9
0.8
0
2.0
2.0
2.0
2.0
Ta=−40°C
Ta=25°C
Ta=85°C
Ta=−40°C
Ta=85°C
Ta=25°C
2.5
RISET
RIP
2.5
2.5
2.5
CPOUT
) vs. Operation Input Voltage (V
) vs. Operation Input Voltage (V
) vs. Operation Input Voltage (V
3.0
3.0
3.0
3.0
Ta=−40°C
Ta=−40°C
Ta=85°C
Ta=25°C
Ta=85°C
I
Ta=25°C
V
OUT
3.5
V
V
IN
V
3.5
3.5
IN
IN
3.5
IN
[V]
=18 mA/ch, Ta=25°C
SH
[V]
[V]
[V]
) vs. Operation Input Voltage
4.0
4.0
4.0
4.0
S-8813 Series
IN
4.5
) Characteristics
IN
4.5
4.5
) Characteristics
4.5
IN
) Characteristics
5.0
5.0
5.0
5.0
21