參數(shù)資料
型號: LTC1265-5
廠商: Linear Technology Corporation
英文描述: 1.2A, High Efficiency Step-Down Current Mode DC/DC Converter(5V,12A,高效率,電流模式步降DC/DC變換器)
中文描述: 1.2A的,高效率降壓型電流模式的DC / DC轉(zhuǎn)換器(5V的,12A條,高效率,電流模式步降直流/直流變換器)
文件頁數(shù): 16/16頁
文件大?。?/td> 233K
代理商: LTC1265-5
16
LTC1265/LTC1265-3.3/LTC1265-5
4-NiCad Battery Charger
LINEAR TECHNOLOGY CORPORATION 1995
126535fb LT/LCG 0800 2K REV B PRINTED IN USA
Dimension in inches (millimeters) unless otherwise noted.
PART NUMBER
LTC1143
LTC1147
LTC1148HV
LTC1174
LTC1474/LTC1475
LTC1574
DESCRIPTION
Dual Step-Down Switching Regulator Controller
Step-Down Switching Regulator Controller
Step-Down Switching Regulator Controller
Step-Down Switching Regulator with Internal 0.5A Switch
Low Quiescent Current Step-Down Regulators
Step-Down Switching Regulator with Internal 0.5A Switch
and Schottky Diode
Low Input Voltage Step-Down DC/DC Controller
Monolithic Synchronous Step-Down Switching Regulator
Constant Frequency Step-Down DC/DC Controller
COMMENTS
Dual Version of LTC1147
Nonsynchronous, 8-Pin, V
IN
16V
Synchronous, V
IN
20V
V
IN
18.5V, Comparator/Low Battery Detector
Monolithic, I
Q
= 40
μ
A, 400mA, MS8
V
IN
18.5V, Comparator
LTC1622
LTC1627
LTC1772
Constant Frequency, 2V to 10V V
IN
, MS8
Constant Frequency, I
OUT
to 500mA, 2.65V to 8.5V V
IN
SOT-23, 2.2V to 9.8V V
IN
L1
100
μ
H
30k
138k
V
IN
8V TO 12.5V
PWR V
IN
V
IN
LTC1265
SW
PGND
SGND
SHDN
1000pF
3300pF
100pF
V
FB
SENSE
+
4
3
5
6
7
14
2
1, 13
12
MBRS130LT3
MBRS130LT3
11
10
9
8
LB
IN
LB
OUT
C
T
I
THR
SENSE
LTC1265 TA08
DALE 593D226X0025D2W
DALE 593D107X0016E2W
DALE WSL2010-0.10-1%
L1 SELECTION
*
**
270pF
0.1
μ
F
C
IN
*
22
μ
F, 25V
C
OUT
**
100
μ
F
10V
V
4 NICAD
1A FAST CHARGE
0.1A TRICKLE CHARGE
R
SENSE
0.10
1k
MANUFACTURER
COILCRAFT
COILTRONICS
SUMIDA
PART NO.
DO3316-104
CTX100-4P
CD105-101
CHARGER
ON/OFF
VN2222L
51
FAST CHARGE: = 0V
TRICKLE CHARGE: > 2V
+
+
0.016 – 0.050
(0.406 – 1.270)
0.010 – 0.020
(0.254 – 0.508)
×
45
°
0
°
– 8
°
TYP
0.008 – 0.010
(0.203 – 0.254)
S14 1298
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
TYP
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
BSC
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
14
13
0.337 – 0.344*
(8.560 – 8.738)
0.228 – 0.244
(5.791 – 6.197)
12
11
10
9
5
6
7
8
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
**
*
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
TYPICAL APPLICATIO S
U
PACKAGE DESCRIPTIO
RELATED PARTS
S Package
14-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
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