LTC1265I Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LTC1265I Datasheet PDF : 16 Pages
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LTC1265/LTC1265-3.3/LTC1265-5
TYPICAL APPLICATIONS
4-NiCad Battery Charger
FAST CHARGE: = 0V
TRICKLE CHARGE: > 2V
VN2222L
VIN
8V TO 12.5V
51Ω
270pF
1k
3300pF
2
1, 13
VIN
4
LBIN
PWR VIN
14
SW
LTC1265
3
12
LBOUT
PGND
5
CT
11
SGND
10
SHDN
6
ITHR
9
VFB
7 SENSE – SENSE+ 8
1000pF
+
0.1µF
CHARGER
ON/OFF
CIN*
22µF, 25V
MBRS130LT3
*DALE 593D226X0025D2W
**DALE 593D107X0016E2W
†DALE WSL2010-0.10-1%
††L1 SELECTION
MANUFACTURER
COILCRAFT
COILTRONICS
SUMIDA
PART NO.
DO3316-104
CTX100-4P
CD105-101
100pF
L1††
100µH 30k
COUT**
100µF
10V
RSENSE†
0.10Ω
138k
MBRS130LT3 VOUT
4 NICAD
1A FAST CHARGE
LTC1265 TA08 0.1A TRICKLE CHARGE
PACKAGE DESCRIPTION Dimension in inches (millimeters) unless otherwise noted.
0.010
(0.254
–
–
0.020
0.508)
×
45°
0.008 – 0.010
(0.203 – 0.254)
0.053 – 0.069
(1.346 – 1.752)
0° – 8° TYP
0.004 – 0.010
(0.101 – 0.254)
0.337 – 0.344*
(8.560 – 8.738)
14
13
12 11 10
9
0.016 – 0.050
(0.406 – 1.270)
0.014 – 0.019
(0.355 – 0.483)
TYP
0.050
(1.270)
BSC
0.228 – 0.244
(5.791 – 6.197)
*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
1
2
3
4
5
6
8
0.150 – 0.157**
(3.810 – 3.988)
S14 1298
7
RELATED PARTS
PART NUMBER DESCRIPTION
COMMENTS
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Dual Version of LTC1147
LTC1147
LTC1148HV
LTC1174
LTC1474/LTC1475
LTC1574
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
Nonsynchronous, 8-Pin, VIN ≤ 16V
Synchronous, VIN ≤ 20V
VIN ≤ 18.5V, Comparator/Low Battery Detector
Monolithic, IQ = 40µA, 400mA, MS8
VIN ≤ 18.5V, Comparator
LTC1622
LTC1627
LTC1772
Low Input Voltage Step-Down DC/DC Controller
Monolithic Synchronous Step-Down Switching Regulator
Constant Frequency Step-Down DC/DC Controller
Constant Frequency, 2V to 10V VIN, MS8
Constant Frequency, IOUT to 500mA, 2.65V to 8.5V VIN
SOT-23, 2.2V to 9.8V VIN
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com
126535fa LT/TP 1299 2K REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1995
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