LTC1514-3.3/LTC1514-5
U
TYPICAL APPLICATIONS N
Low Power Dual Output Supply (Maximum Combined IOUT = 50mA)
ON OFF
10Ω
Q2
220k
1
2
3
4
8
7
6
5
Q1
V
OUT
5V ±4%
V
SHDN
LBO
V
OUT
OUT
47k
3.3V
V
IN
±4%
V
IN
750k
1%
2.2nF
2.7V TO 10V
LTC1514-5
+
+
C1
LBI
+
+
10µF
402k
1%
0.22µF
22µF
10µF
–
C1
GND
1514 TA04
Q1: TP0610T
Q2: MMBT3906LT1
Step-Up/Step-Down Power Supply with Input Autoswitching
CENTRAL SEMI
CMPD6263C
Si6943DQ
Si6943DQ
Si6943DQ
+6VDC
WALL
ADAPTER
4 × AAA
ALKALINE
CELLS
MMBZ
5235BLT1
(6.8V)
470k
EXT_PWR_GOOD
MMBD
914LT1
10k
7
10k
+
10µF
V
IN
V
25V
OUT
1
3
2
8
6
5
V
SHDN
5V
OUT
+
2.4k
50mA
+
LBI
LTC1514-5 C1
22µF
10V
0.22µF
–
1k
C1
1M
LBO
2N7002
GND
4
MMBT
3904LT1
100k
1514 TA07
MMBT
3904LT1
ON OFF
U
PACKAGE DESCRIPTION Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
0.189 – 0.197*
(4.801 – 5.004)
(LTC DWG # 05-08-1610)
0.010 – 0.020
(0.254 – 0.508)
7
5
8
6
× 45°
0.053 – 0.069
(1.346 – 1.752)
0.004 – 0.010
(0.101 – 0.254)
0.008 – 0.010
(0.203 – 0.254)
0°– 8° TYP
0.150 – 0.157**
(3.810 – 3.988)
0.228 – 0.244
(5.791 – 6.197)
0.016 – 0.050
0.406 – 1.270
0.050
(1.270)
TYP
0.014 – 0.019
(0.355 – 0.483)
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
SO8 0996
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
1
2
3
4
RELATED PARTS
PART NUMBER
LTC1515 Series
LTC1516
DESCRIPTION
COMMENTS
Step-Up/Step-Down Switched Capacitor DC/DC Converters with Reset V 2V to 10V, 3.3V, 5V and ADJ Versions, I
to 50mA
OUT
= 50mA (V ≥ 3V)
IN
Micropower, Regulated 5V Charge Pump DC/DC Converter
Micropower, Regulated 5V Charge Pump DC/DC Converter
Micropower, Regulated 5V Charge Pump DC/DC Converter
I
= 20mA (V ≥ 2V), I
OUT
IN
OUT IN
LTC1517-5
LTC1522
LTC1522 Without Shutdown and Packaged in SOT-23
Available in 8-Pin MSOP, 6µA Quiescent Current, I
= 20mA
OUT
LTC1555/LTC1556 SIM Power Supply and Level Translators
Step-Up/Step-Down SIM Power Supply and Level Translators
5V to –5V Conversion with Low Voltage Loss
LTC660
100mA CMOS Voltage Converter
151435f LT/TP 0298 4K • PRINTED IN USA
Linear Technology Corporation
●
1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408)432-1900
8
●
●
FAX: (408) 434-0507 TELEX: 499-3977 www.linear-tech.com
LINEAR TECHNOLOGY CORPORATION 1997
Linear [ Linear ]
