
NCP5623C
C3
220 nF
NCP5623C
1
12
C2
1 m F/6.3 V
C1
GND
11
Vbat
CHARGE PUMP
DC/DC CONVERTER
10
Vout
1.0 m F/10 V
GND
Vbat
AGND
6
DIGITAL CONTROL
OVER VOLTAGE
Vbat
D3
D2
D1
SDA
SCL
7
9
Vbat
PWM LED#1
GND
LED3
LED2
3
4
GND
R1
62 k
8
ANALOG
FUNCTIONS
PWM LED#2
PWM LED#3
GND LED1
GND
5
2
CURRENT
MIRRORS GND
Figure 2. Simplified Block Diagram
http://onsemi.com
2
GND