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RT9262 Datasheet(PDF) 3 Page - Richtek Technology Corporation

Part No. RT9262
Description  HIGH EFFICIENCY, LOW SUPPLY CURRENT, STEP-UP DC/DC CONVERTER
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Maker  RICHTEK [Richtek Technology Corporation]
Homepage  http://www.richtek.com
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RT9262 Datasheet(HTML) 3 Page - Richtek Technology Corporation

 
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Preliminary
RT9262/A
DS9262/A-04 August 2002
www.richtek.com
3
Fig. 3 Application Circuit with Zero-Output-Current Shutdown Mode Control
Fig. 4 0.4A ~ 2A Output Current Application
Fig. 5 High Voltage Application (Rm should be added when IL > 100mA)
C1
100
µF
VDD
CE
RT9262
EXT
L DOO
L X
L F B
GN D
FB
C2
1
µF
D1
L1
4.7
µH
R1
1.6M
R2
980K
C3
10
µF
3.3V
VOUT
VIN
100pF
Chip Enable Input
100
µF
C1
100
µF
VDD
CE
LX
LDOO
EXT
L F B
GN D
FB
3.3V
VOUT1
C2
1
µF
D1
L1
4.7
µH
R1
1.6M
R2
980K
R4
1.3M
R3
680K
C3
10
µF
2.5V
VOUT2
VIN
100pF
1nF
Q1
NMOS
RT9262
100
µF
VDD
CE
RT9262
EXT
L DOO
L X
L F B
GN D
FB
R4
1.3M
R3
680K
C3
10
µF
2.5V
VOUT2
1nF
C1
100
µF
C2
1
µF
D1
R1
2.2M
R2
200K
Q1
NMOS
5V
VIN
15V
VOUT1
0.1
µF
Rm
0.05 ~0.1
L1
10
µH
100
µF


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