AN1201SM_06 Datasheet, PDF (1/4 Pages) Panasonic Semiconductor – Polarity inverting charge pump DC/DC converter IC

ICs for Telephone
AN1201SM
Polarity inverting charge pump DC/DC converter IC
■ Overview
AN1201SM is a negative voltage generation IC for bias voltage of transmission power module of cellular phones.
This IC is a polarity inverting DC/DC converter to change from positive voltage into negative voltage.
■ Features
• High power conversion efficiency: 89% typ. (when output current is 5 mA.)
• Low output resistance: 20 Ω typ.
• High voltage conversion efficiency: 99.9%
• Small (S-MINI) package
■ Applications
• Cellular phones
■ Package
• SMINI-5DA
■ Block Diagram
C2
GND
5
S2
4
S1
S3
OSC
1
2
S4 3
V_IN
V_OUT
C1
Publication date: June 2006
SDE00001CEB
1