LT1308A/LT1308B
20
1308abfb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 1999
LT 1210 REV B • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LT1302 High Output Current Micropower DC/DC Converter 5V/600mA from 2V, 2A Internal Switch, 200µA I
Q
LT1304 2-Cell Micropower DC/DC Converter 5V/200mA, Low-Battery Detector Active in Shutdown
LT1307/LT1307B Single Cell, Micropower, 600kHz PWM DC/DC Converters 3.3V at 75mA from One Cell, MSOP Package
LT1316 Burst Mode
Operation DC/DC with Programmable Current Limit 1.5V Minimum, Precise Control of Peak Current Limit
LT1317/LT1317B Micropower, 600kHz PWM DC/DC Converters 100µA I
Q
, Operate with V
IN
as Low as 1.5V
LT C
®
1474 Micropower Step-Down DC/DC Converter 94% Effi ciency, 10µA I
Q
, 9V to 5V at 250mA
LTC1516 2-Cell to 5V Regulated Charge Pump 12µA I
Q
, No Inudctors, 5V at 50mA from 3V Input
LTC1522 Micropower, 5V Charge Pump DC/DC Converter Regulated 5V ± 4% Output, 20mA from 3V Input
LT1610 Single-Cell Micropower DC/DC Converter 3V at 30mA from 1V, 1.7MHz Fixed Frequency
LT1611 Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23 –5V at 150mA from 5V Input, Tiny SOT-23 package
LT1613 1.4MHz Switching Regulator in 5-Lead SOT-23 5V at 200mA from 4.4V Input, Tiny SOT-23 package
LT1615 Micropower Step-Up DC/DC in 5-Lead SOT-23 20µA I
Q
, 36V, 350mA Switch
LT1617 Micropower Inverting DC/DC Converter in SOT-23 V
IN
= 1V to 15V; V
OUT
to –34V
LTC1682 Doubler Charge Pump with Low Noise LDO Adjustable or Fixed 3.3V, 5V Outputs, 60µV
RMS
Output Noise
LT1949 600kHz, 1A Switch PWM DC/DC Converter 1.1A, 0.5, 30V Internal Switch, V
IN
as Low as 1.5V
LT1949-1 1.1MHz, 1A Switch DC/DC Converter 1.1MHz Version of LT1949
Li-Ion to 12V/300mA Step-Up DC/DC Converter
V
IN
SW
FB
LT1308B
L1
4.7µH
D1
47k
R2
100k
R1
887k
12V
300mA
330pF
1308A/B TA01
C1
47µF
C2
100µF
Li-Ion
CELL
V
C
GND
SHDNSHUTDOWN
C1: AVX TAJC476M010
C2: AVX TPSD107M016
D1: IR 10BQ015
+
+
L1: MURATA LQH6C4R7
2.7V TO 4.2V
