LT1949-1EMS8 Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT1949-1EMS8 Datasheet PDF : 8 Pages
| |||
LT1949-1
TYPICAL APPLICATIO
Low Profile Triple Output LCD Bias Generator
D1
D2
D3
D4
C7
C8
0.1µF
1µF
C9
0.1µF
23V
5mA
C4
1µF
L1
VIN
4.7µH
3.3V
VIN
SW
C6
SHUTDOWN SHDN
1µF
R2
LT1949-1
40.2k
C1
FB
4.7µF
VC
GND
R1
R3
30.1k
7.5k
C3
330pF
8V
200mA
C2
4.7µF
C1, C2, C5: TAIYO YUDEN LMK325BJ475MF
C4, C6, C8: TAIYO YUDEN EMK316BJ105MF
D1 TO D6: BAT-54S, DUAL DIODE
D7: MBRM120LT3
L1: SUMIDA CLQ4D10-4R7
D5
C5
4.7µF
D6
–8V
1949-1 TA02 10mA
RELATED PARTS
PART NUMBER
LT1302
LT1304
LT1307B
LT1308B
LT1317B
LT1377
LT1613
LT1615
LT1930
LT1949
DESCRIPTION
High Output Current Micropower DC/DC Converter
2-Cell Micropower DC/DC Converter
Single Cell Micropower 600kHz PWM DC/DC Converter
2A 600kHz PWM DC/DC Converter
Micropower, 600kHz PWM DC/DC Converter
Monolithic 1MHz, 1.5A Switching Regulator
Single Cell 1.4MHz PWM DC/DC Converter
Micropower Boost Converter in SOT-23
1.2MHz Boost Converter in SOT-23
600kHz, 1A Switch PWM DC/DC Converter
COMMENTS
5V/600mA from 2V, 2A Internal Switch, 200µA IQ
Low-Battery Detector Active in Shutdown
3.3V at 75mA from 1 Cell, MSOP Package
36V Switch, Fixed Frequency Operation, SO-8 and TSSOP Packages
2 Cells to 3.3V at 200mA, MSOP Package
Regulates Positive or Negative Outputs, Ext Synchronization
3.3V to 5V at 200mA, SOT-23 Package
IQ = 20µA, < 1µA in Shutdown, VOUT Up to 34V
1A, 36V Internal Switching, VIN = 2.6V to 16V
1A, 0.5Ω, 30V Internal Switch, 8-Lead MSOP and SO Packages
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900q FAX:(408)434-0507 q www.linear-tech.com
19491i LT/TP 0600 4K • PRINTED IN THE USA
© LINEAR TECHNOLOGY CORPORATION 2000
Share Link: 