LTC1262 データシートの表示（PDF） - Linear Technology
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LTC1262 Datasheet PDF : 8 Pages
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LTC1262
TYPICAL APPLICATI
Paralleling Devices
0.22µF
0.22µF
1 C1–
8
SHDN
2 C1+
7
GND
LTC1262
3 C2–
6
VOUT
4 C2+
5
VCC
TIE TO VCC OR FLOAT
TO SHUTDOWN BOTH
DEVICES
+ 10µF
12V OUTPUT
+ 10µF
0.22µF
0.22µF
1 C1–
8
SHDN
2 C1+
7
GND
LTC1262
3 C2–
6
VOUT
4 C2+
5
VCC
NOTE: KEEP DEVICES CLOSE TOGETHER OR
USE SEPARATE 4.7µF TANTALUM
CAPACITORS IF THIS IS NOT POSSBILE.
VCC
4.75V TO
5.5V
LTC1262 • TA03
Output Voltage vs Output Current for
Two Paralleled Devices
12.4
VCC = 5V
12.2
12.0
11.8
VCC = 5.5V
11.6
11.4
VCC = 4.75V
11.2
11.0
10.8
10.6
10.4
0 10 20 30 40 50 60 70 80 90 100
OUTPUT CURRENT (mA)
1262 TA04
SEE FIGURE AT LEFT.
RELATED PARTS
PART NUMBER DESCRIPTION
COMMENTS
LT1106*
Micropower Step-Up DC/DC Converter for PCMCIA Card Flash Memory PCMCIA Card Power Control, 9µA ISHDN, Small SMT
Components, Requires External Inductor
LT1109-12
Micropower Low Cost DC/DC Converter Adjustable and Fixed 12V
Three-Lead Z Package, Requires External Inductor
LT1109A-12
Micropower DC/DC Converter Flash Memory VPP Generator
Adjustable and Fixed 12V
Requires External Inductor
LT1301
Micropower High Efficiency 5V/12V Step-Up DC/DC
Converter for Flash Memory
7µA ISHDN, SMT Inductor and Capacitors
LT1309
500kHz Micropower DC/DC Converter for Flash Memory
Small SMT Inductor and Capacitors, 6µA ISHDN
* See also LT1312/LT1313 PCMCIA VPP drivers/regulators, LT1314/LT1315 PCMCIA switch matrix and the LTC1470/LTC1471/LTC1472 Protected VCC
and VPP switching matrices
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417q (408)432-1900
FAX: (408) 434-0507qTELEX: 499-3977q www.linear-tech.com
LT/TP 0298 REV A 2K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1994
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