LTC1472 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC1472' PDF : 16 Pages View PDF
LTC1472
TYPICAL APPLICATIONS
Single Protected PCMCIA Power Management System
Using the LT1121 Powered from an Auxiliary Winding for 12V VPP Power
*13V TO 20V
(MAY BE FROM
AUXILIARY +
WINDING)
10µF
10V
8
5V
IN
1
OUT
100k
LT1121CS8
5
SHDN
2
ADJ
PGND
GND
6, 7
3
2N7002
12V
200pF 121k +
56.2k
1µF
TANT
3.3V
0.1µF
5V
0.1µF
CL-PD6710
VPP_PGM
VPP_VCC
VCC _3
VCC _5
3VIN 3VIN SHDN
5VIN
VPPIN
VPPOUT
VCC(IN)
LTC1472
VDD
VPP EN0
VPP EN1
VCC EN0
VCC EN1
GND
VCC(OUT)
VCC(OUT)
GND
0.1µF
0V, VCC, 12V, Hi-Z
0.1µF
+
10k
OFF, 3.3V, 5V
1µF
TANT
VPP1
VPP2
PCMCIA
CARD SLOT
VCC
VCC
LTC1472 TA04
*SEE THE LTC1142 DATA SHEET FOR AN EXAMPLE OF A 3.3V/5V DUAL REGULATOR WITH AUXILIARY WINDING 15V OUTPUT
1472fa
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