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LTC1731EMS8-4.1#PBF

P1-P3P4-P6P7-P9P10-P12
10
LTC1731-4.1/LTC1731-4.2
Dimensions in inches (millimeters) unless otherwise noted.
U
PACKAGE DESCRIPTIO
MS8 Package
8-Lead Plastic MSOP
(LTC DWG # 05-08-1660)
MSOP (MS8) 1100
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
0.021
± 0.006
(0.53 ± 0.015)
0°
– 6
°
TYP
SEATING
PLANE
0.007
(0.18)
0.043
(1.10)
MAX
0.009 – 0.015
(0.22 – 0.38)
0.005
± 0.002
(0.13 ± 0.05)
0.034
(0.86)
REF
0.0256
(0.65)
BSC
12
3
4
0.193 ± 0.006
(4.90 ± 0.15)
8
7
6
5
0.118 ± 0.004*
(3.00 ± 0.102)
0.118 ± 0.004**
(3.00 ± 0.102)
11
LTC1731-4.1/LTC1731-4.2
Dimensions in inches (millimeters) unless otherwise noted.
U
PACKAGE DESCRIPTIO
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
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)
SO8 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)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
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
*
**
12
LTC1731-4.1/LTC1731-4.2
1731f LT/TP 0301 4K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1999
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com
PART NUMBER DESCRIPTION COMMENTS
LT
®
1510-5 500kHz Constant-Voltage/Constant-Current Most Compact, Up to 1.5A, Charges NiCd, NiMH, Li-Ion Cells
Battery Charger
LT1512 SEPIC Battery Charger V
IN
Can Be Higher or Lower Than Battery Voltage, 1.5A Switch
LT1571-1/LT1571-2 200kHz/500kHz Constant-Current/Constant-Voltage Up to 1.5A Charge Current for 1- or 2-Cell Li-Ion Batteries, Preset and
LT1571-5 Battery Charger Family Adjustable Battery Voltages, C/10 Charge Detection
LT1620/LT1621 Rail-to-Rail Current Sense Amplifier Precise Output Current Programming, Up to 32V V
OUT
LTC1730 Integrated Pulse Charger for 1-Cell Li-Ion Battery 0.35Ω Internal N-FET Requires No Blocking Diode
LTC1729 Termination Controller for Li-Ion Time or Charge Current Termination, Automatic Charger/Battery
Detection, Status Output, Preconditioning, 8-Lead MSOP
LTC1732 Constant-Current/Constant-Voltage Li-Ion Linear Stand Alone Battery, No µC or Firmware Required, Auto Recharge of
Battery Charger Low Battery, 10-Pin MSOP, Input Supply Detection
LTC1734 SOT-23 Li-Ion Battery Charger Needs Only Two External Components, Monitors Charge Current, No
Reverse Diode or Sense Resistor Required
RELATED PARTS
1.5A Single Cell Switching Battery Charger
V
CC
SENSE
DRV
R5
1k
R3
0.082Ω
1/4W
R2
4.7Ω
Li-ION
BATTERY
R4
18.2k
1%
+
LTC1731-4.2
BAT
CHRG
8
7
C3
100µF
1731 TA03
C2
22µF
CER
C1*
0.1µF
Q2
Si2305DS
D1
MBRS130LT3
22µH
CDRH6D38-220NC
D2
MBRS130LT3
V
IN
5V TO 6V
6
LTC1693-5
1
*AVX 0603ZC104KAT1A
45
2
3
TIMER
GND PROG
C4
0.47µF
C5
1µF
CER
+
V
CC
V
IN
= 6V
SENSE
DRV
R2
1k
R
SENSE
0.2Ω
R1
10k
R
PROG
19.6k
Li-ION
CELL
LTC1731-4.2
BAT
CHRG
8
7
MBRM120T3
C2
10µF
C1
1nF
1731 TA02
C3
1µF
I
BAT
= 500mA
+
C
TIMER
0.1µF
Q1
2N5087
6
1
5
4
2
3
TIMER
PROG
GND
Q2
ZTX749
Linear Charger Using a PNP Transistor
TYPICAL APPLICATIO S
U
P1-P3P4-P6P7-P9P10-P12

LTC1731EMS8-4.1#PBF

Mfr. #:
Buy LTC1731EMS8-4.1#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Battery Management 1x Cell Lithium-Ion Lin Bat Chr Cntrs
Lifecycle:
New from this manufacturer.
Delivery:
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