RT9363A RICHTEK [Richtek Technology Corporation], RT9363A Datasheet - Page 7

• Manufacturer Part Number: RT9363A
• Description: 3 Channels 90mA x1/x2 Charge Pump White LED Driver
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Typical Operating Characteristics
DS9363A-03 April 2011
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
x1 Mode Quiescent Current vs. Temperature
100
90
80
70
60
50
40
30
20
10
24
23
22
21
20
19
18
17
16
0
-40 -30 -20 -10 0
2.8
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
x1 Mode LED Current vs. Temperature
V
LED V
V
IN
IN
= 3.5V
= 4.0V
3.2
f
Efficiency vs. Input Voltage
= 3.2V
LED2
LED1
LED3
3.6
Temperature
Temperature
Input Voltage (V)
10 20 30 40 50 60 70 80 90
4
4.4
(°C)
(°C)
4.8
5.2
5.6
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
x2 Mode Quiescent Current vs. Temperature
24
23
22
21
20
19
18
17
16
26
24
22
20
18
16
14
12
10
-40 -30 -20 -10 0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
2.8
x2 Mode LED Current vs. Temperature
V
V
LED V
IN
IN
= 3.5V
= 3.2V
3.2
LED Current vs. Input Voltage
f
= 3.2V
LED2
LED1
LED3
3.6
Temperature
Temperature
Input Voltage (V)
10 20 30 40 50 60 70 80 90
4
RT9363A
4.4
(°C)
(°C)
www.richtek.com
4.8
5.2
LED3
LED1
LED2
5.6
7