RT9183A Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT9183A Datasheet PDF : 17 Pages
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RT9183A
Pin Configurations
(TOP VIEW)
1
2
3
VIN GND VOUT
(TAB)
SOT-223
1
2
3
GND VOUT VIN
(TAB)
SOT-223 (F-Type)
1
2
3
GND
(TAB)
VIN
VOUT
TO-252
1
2
3
VOUT
(TAB)
GND
VIN
TO-252 (F-Type)
EN
VIN
2
VOUT
3
ADJ
4
8
GND
7
GND
6
GND
5
GND
SOP-8
1
2
3
VIN
VOUT
GND(TAB)
TO-263
1 2 3 45
EN VIN VOUT ADJ
GND(TAB)
TO-263-5
Typical Application Circuit
(SOT-223 & TO-263 & TO-252)
VIN = 3.3V
CIN
10µF
RT9183A
VIN
VOUT
GND
VOUT
2.5V, 1.5A
COUT
10µF
Figure 1. 3.3V to 2.5V Regulator
www.richtek.com
2
VIN
Enable
C
0.1µF
(SOP-8 & TO-263-5)
RT9183A
VIN
VOUT
CIN EN
10µF
GND ADJ
VOUT
R1
COUT
R2 10µF
R1
VOUT = 0.8 × (1+ )Volts
R2
Figure 2. Adjustable Operation
Note: The value of R2 should be less
than 80k to maintain
regulation.
DS9183A-01 April 2011
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