an30181a Panasonic Corporation of North America, an30181a Datasheet - Page 4

• Manufacturer Part Number: an30181a
• Description: General-purpose Power Management Lsi
• Manufacturer: Panasonic Corporation of North America

10 μF
to 22 μF
AN30181A
Notes)
1 μF
Application Circuit Example (Block Diagram)
V
V
AGND1
AGND2
VREG
(2.55 V)
IN
IN
AVIN
This block diagram is for explaining functions. Part of the block diagram may be omitted, or it may be simplified.
This application circuit is an example. The operation of mass production set is not guaranteed. Perform enough evaluation and verification on
the design of mass production set.
EN
1
17
16
15
3
VREG
BGR
TSD
OSC
3.75 ms
3.75 ms
UVLO
delay
delay
delay
1 ms
1.24 V
ENC
RESET
Enable
Enable
DCDC1 (1.2 V, 800 mA)
DCDC2 (1.8 V, 800 mA)
Ver. AEB
Enable
Enable
BUF
SHP
SHP
Control
Control
logic
logic
OCP
OCP
PCNT
Driver
Driver
13
18
14
19
21
23
24
10
12
20
22
11
6
5
4
7
8
9
2
PVIN2
FB1
PVIN1
FB2
LX2
BUF
DIS
LX1
PCNT
PCNTB
RESET
PGND1
PGND2
2.2 μH
2.2 μH
3.3 V
10 kΩ
1 μF
3.3 V
V
V
IN
IN
10 μF
10 μF
10 μF
to 22 μF
10 μF
to 22 μF
4