rt9266b Richtek Technology Corporation, rt9266b Datasheet - Page 2

• Manufacturer Part Number: rt9266b
• Description: Tiny Package, High Efficiency, Step-up Dc/dc Converter
• Manufacturer: Richtek Technology Corporation

RT9266B
Typical Application Circuit
Test Circuit
www.richtek.com
2
V
IN
V
IN
I (V
V
Figure 1. RT9266B Typical Application for Portable Instruments
IN
A
IN
)
Figure 2. RT9266B for Higher Current Applications
EN
EXT
EN
EN
EXT
C3
10uF
C3
10uF
RT9266B
C3
RT9266B
10uF
VDD
GND
RT9266B
A
GND
VDD
GND
VDD
3.3 to 10 uH
I (V
DD
L1
FB
LX
EXT
10uH
)
3.3 to 10 uH
FB
LX
L1
FB
LX
L1
1uF
C2
C2
1uF
1uF
C2
SS0520
Q1
N MOS
D1
SS0520
R1
1.6M/3M
R2
980k/1M
D1
1.6M/3M
1.6M/3M
R1
R2
R1
R2
980k/1M
980k/1M
SS0520
D1
100p
C4
10uF
10uF
C1
C1
V
3.3V/5V
OUT
V
3.3V/5V
OUT
C5
10uF
DS9266B-09 March 2007
V
3.3V/5V
OUT