Diodes AP3606/AP3607 - Manual (Page 3)

Data Sheet
4/6 CHANNEL CHARGE PUMP CURRENT SINK FOR LED DRIVER AP3606/AP3607
Jan. 2013 Rev. 1. 5 BCD Semiconductor Manufacturing Limited
3
PGND
AGND
VOUT1
VOUT2
VIN
EN
C1- C1+ C2- C2+
D2 D1 D3 D4
1x/1.5x Charge Pump
1MHz
OSC
Current Limitation
Soft Start
OTSD UVLO
OVP
4 Channels Current Sink
16 Steps Pulse
Dimming Controller
Shutdown
Delay
1 4 3 2
5
6
7
8
10 11 12 13
14
16
1x /1.5x Charge Pump
1MHz
OSC
Shutdown
Delay
16 Steps Pulse
Dimming Controller
Current Limitation
Soft Start OVP
UVLO
PGND
AGND
VOUT1
VOUT2
VIN
EN OTSD
D2 D3 D4 D5 D6
1 2 3 4
5
6
7
8
9 10 11 12 13 14
15
16
C1- C1+ C2- C2+
D1
6 Channels Current Sink
Functional Block Diagram
AP3606
AP3607
Figure 3. Functional Block Diagram of AP3606/AP3607