RT9261 データシートの表示（PDF） - Richtek Technology
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RT9261 Datasheet PDF : 12 Pages
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RT9261/A
Preliminary
Functional Pin Description
Pin No.
Pin Name
-xxCX A-xxCX -xxCB A-xxCB
1
1
4
4 GND
2
2
2
2 VOUT
3
--
5
-- LX
--
3
--
5 EXT
--
--
1
1 EN
--
--
3
3 NC
Pin Function
Ground
Output Voltage
Pin for Switching
Drive External Device
Chip Enable (Active High)
No Connected
Function Block Diagram
LX
GND
EXT
VLX Limiter
LXSW
Buffer
VFM Control
OSC 100kHz
VREF
-
+
Error
Amplifier
Chip Enable
EN
Notes:
(1) LX Pin...... only for 9261-
(2) EXT Pin.... only for 9261A-
(3) EN Pin...... only for 9261-
CX and 9261- CB
CX and 9261A- CB
CB and 9261A- CB
VOUT
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4
DS9261/A-12 March 2007
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