參數(shù)資料
型號(hào): LT1373
廠商: Linear Technology Corporation
英文描述: 250kHz Low Supply Current High Efficiency 1.5A Switching Regulator(250kHz ,低電源電流1.5A,高效率開關(guān)穩(wěn)壓器)
中文描述: 250kHz至低電源電流高效率1.5A的開關(guān)穩(wěn)壓器(250kHz至,低電源電流1.5A的,高效率開關(guān)穩(wěn)壓器)
文件頁數(shù): 12/12頁
文件大?。?/td> 188K
代理商: LT1373
12
LT1373
LINEAR TECHNOLOGY CORPORATION 1995
sn1373 1373fbs LT/TP 0200 2K REV B PRINTED IN THE USA
RELATED PARTS
PART NUMBER
LT1172
LTC
1265
LT1302
LT1308A/LT1308B
LT1370
LT1372
LT1374
LT1376
LT1377
LT1613
LT1615
LT1949
DESCRIPTION
100kHz 1.25A Boost Switching Regulator
13V 1.2A Monolithic Buck Converter
Micropower 2A Boost Converter
600kHz 2A Switch DC/DC Converter
500kHz High Efficiency 6A Boost Converter
500kHz 1.5A Boost Switching Regulator
4.5A, 500kHz Step-Down Converter
500kHz 1.5A Buck Switching Regulator
1MHz 1.5A Boost Switching Regulator
1.4MHz Switching Regulator in 5-Lead SOT-23
Micropower Step-Up DC/DC in 5-Lead SOT-23
600kHz, 1A Switch PWM DC/DC Converter
COMMENTS
Also for Flyback, Buck and Inverting Configurations
Includes PMOS Switch On-Chip
Converts 2V to 5V at 600mA
5V at 1A from a Single Li-Ion Cell
6A, 0.065
Internal Switch
Also Regulates Negative Flyback Outputs
4.5A, 0.07
Internal Switch
Handles Up to 25V Inputs
Only 1MHz Integrated Switching Regulator Available
5V at 200mA from 4.4V Input
20
μ
A I
Q
, 36V, 350mA Switch
1.1A, 0.5
, 30V Internal Switch, V
IN
as Low as 1.5V
D2
1N4148
Q2
1N5818
D1
1N4148
562
*
20k
DIMMING
10k
330
10
1
2
3
4
5
Q1
10
μ
F
C1
0.1
μ
F
V
IN
4.5V
TO 30V
V
IN
V
SW
V
FB
V
C
1
+
GND
S/S
5
8
4
2
6, 7
LT1373
2
μ
F
0.1
μ
F
L1
100
μ
H
T1
LT1372 TA06
C1 = WIMA MKP-20
L1 = COILCRAFT D03316-104
Q1, Q2 = ZETEX ZTX849 OR ROHM 2SC5001
T1 = COILTRONICS CTX 110609
* = 1% FILM RESISTOR
DO NOT SUBSTITUTE COMPONENTS
COILTRONICS (407) 241-7876
COILCRAFT (708) 639-6400
LAMP
C2
27pF
5mA MAX
2.2
μ
F
2.7V TO
5.5V
22k
1N4148
OPTIONAL REMOTE
DIMMING
CCFL BACKLIGHT APPLICATION CIRCUITS
CONTAINED IN THIS DATA SHEET ARE
COVERED BY U.S. PATENT NUMBER 5408162
AND OTHER PATENTS PENDING
ON
OFF
+
+
90% Efficient CCFL Supply
LT1373
V
IN
V
C
V
4V TO 9V
1
2
MAX I
OUT
I
OUT
0.45A
0.55A
0.65A
0.72A
C1 = AVX TPSD 336M020R0200
C2 = TOKIN 1E225ZY5U-C203-F
C3 = AVX TPSD 107M010R0100
L1 = COILTRONICS CTX33-2, SINGLE
INDUCTOR WITH TWO WINDINGS
8
5
4
6, 7
GND
FB
LT1373 TA07
V
SW
S/S
D1
MBRS130LT3
C1
33
μ
F
20V
C4
0.01
μ
F
C2
2.2
μ
F
R1
5k
R3
24.9k
1%
R2
75k
1%
V
OUT
5V
ON
OFF
V
IN
4V
5V
7V
9V
L1A
33
μ
H
L1B
33
μ
H
C3
100
μ
F
10V
+
+
Two Li-Ion Cells to 5V SEPIC Conveter
TYPICAL APPLICATIO S
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
相關(guān)PDF資料
PDF描述
LT1374C Synchronous 4-Bit Up/Down Binary Counters With 3-State Outputs 20-PDIP 0 to 70
LT1374CR-SYNC TERM. F/O CABLE ST-ST/ DPLX/RISER/2M/GREEN
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LT1374IS8-SYNC TERM. F/O CABLE ST-ST/ DPLX/RISER/1M/YELLOW
LT1374CS8-SYNC TERM. F/O CABLE ST-ST/ DPLX/RISER/10M/YELLOW
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