8
LTC1262
LINEAR TECHNOLOGY CORPORATION 1994
LT/TP 0298 REV A 2K • PRINTED IN USA
OUTPUT CURRENT (mA)
0 102030405060
70 80
90 100
OUTPUT VOLTAGE (V)
12.4
12.2
12.0
11.8
11.6
11.4
11.2
11.0
10.8
10.6
10.4
1262 TA04
V
CC
= 4.75V
V
CC
= 5.5V
V
CC
= 5V
1
2
3
4
8
7
6
5
0.22µF
10µF
10µF
TIE TO V
CC
OR FLOAT
TO SHUTDOWN BOTH
DEVICES
LTC1262 • TA03
V
CC
4.75V TO
5.5V
0.22µF
1
2
3
4
8
7
6
5
0.22µF
12V OUTPUT
0.22µF
NOTE: KEEP DEVICES CLOSE TOGETHER OR
USE SEPARATE 4.7µF TANTALUM
CAPACITORS IF THIS IS NOT POSSBILE.
C1
–
C1
+
C2
–
C2
+
SHDN
GND
V
OUT
V
CC
LTC1262
C1
–
C1
+
C2
–
C2
+
SHDN
GND
V
OUT
V
CC
LTC1262
+
+
Paralleling Devices
SEE FIGURE AT LEFT.
U
A
O
PP
L
IC
AT
ITY
P
I
CA
L
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LT1106* Micropower Step-Up DC/DC Converter for PCMCIA Card Flash Memory PCMCIA Card Power Control, 9µA I
SHDN
, 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 Requires External Inductor
Adjustable and Fixed 12V
LT1301 Micropower High Efficiency 5V/12V Step-Up DC/DC 7µA I
SHDN
, SMT Inductor and Capacitors
Converter for Flash Memory
LT1309 500kHz Micropower DC/DC Converter for Flash Memory Small SMT Inductor and Capacitors, 6µA I
SHDN
* See also LT1312/LT1313 PCMCIA VPP drivers/regulators, LT1314/LT1315 PCMCIA switch matrix and the LTC1470/LTC1471/LTC1472 Protected V
CC
and VPP switching matrices
Output Voltage vs Output Current for
Two Paralleled Devices
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
(408) 432-1900
FAX: (408) 434-0507
●
TELEX: 499-3977
●
www.linear-tech.com
