AAT3340_08 Datasheet, PDF (2/14 Pages) Advanced Analogic Technologies – High Efficiency 1x/1.5x Charge Pump

ChargePump^TM
PRODUCT DATASHEET
AAT3340
High Efficiency 1x/1.5x Charge Pump
Pin Description
Pin Number
TDFN33-12
1
2
3
TSOPJW-12
12
11
10
Name
C1+
OUT
IN
Function
Flying capacitor 1 positive terminal. Connect a 1μF ceramic capacitor between C1+ and C1-.
Charge pump output to drive load circuit. Requires a 1μF or larger ceramic capacitor con-
nected between this pin and ground.
Input power supply. Requires a 1μF or larger ceramic capacitor connected between this pin
and ground.
4
9
C2+ Flying capacitor 2 positive terminal. Connect a 1μF ceramic capacitor between C2+ and C2-.
5
8
EN/SET AS²Cwire serial interface control pin.
6
7
BL1 Current sink input #1.
7
6
BL2 Current sink input #2.
8
5
BL3 Current sink input #3.
9
4
BL4 Current sink input #4.
10
3
C1- Flying capacitor 1 negative terminal.
11
2
GND Ground pin
12
1
C2- Flying capacitor 2 negative terminal.
EP
n/a
Exposed paddle (bottom). Connect to GND directly beneath package.
Pin Configuration
TSOPJW-12
(Top View)
TDFN33-12
(Top View)
C2- ¹
GND ²
C1- ³
BL4 ⁴
BL3 ⁵
BL2 ⁶
12 _C1+
11 _OUT
10 _IN
9 _C2+
8 _EN/SET
7 _BL1
C1+ ¹
OUT ²
IN ³
C2+ ⁴
EN/SET ⁵
BL1 ⁶
12 _C2-
11 _GND
10 _C1-
9 _BL4
8 _BL3
7 _BL2
2
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3340.2008.07.1.1