LT1511ISW Linear Technology, LT1511ISW Datasheet - Page 16

• Manufacturer Part Number: LT1511ISW
• Description: IC BATT CHRGR CONST I/V 3A24SOIC
• Manufacturer: Linear Technology

Specifications of LT1511ISW

• Function: Charge Management
• Battery Type: Li-Ion, NiCd, NiMH
• Voltage - Supply: 6 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (0.300", 7.50mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LT1511
APPLICATIONS
PACKAGE
16
RELATED PARTS
PART NUMBER
LTC
LT1372/LT1377 500kHz/1MHz Step-Up Switching Regulators
LT1376
LT1505
LT1510
LT1512
LT1769
(0.229 – 0.330)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
0.009 – 0.013
**
*
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
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
®
1325
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
(0.254 – 0.737)
0.010 – 0.029
NOTE 1
(7.391 – 7.595)
0.291 – 0.299**
DESCRIPTION
Microprocessor-Controlled Battery Management System
500kHz Step-Down Switching Regulator
High Current, High Efficiency Battery Charger
Constant-Voltage/Constant-Current Battery Charger
SEPIC Battery Charger
Constant-Voltage/Constant-Current Battery Charger
(0.406 – 1.270)
0.016 – 0.050
DESCRIPTION
45
U
INFORMATION
U
NOTE: CONNECT ALL GND PINS TO EXPANDED PC LANDS FOR PROPER HEAT SINKING
0 – 8 TYP
(2.362 – 2.642)
0.093 – 0.104
(1.270)
0.050
TYP
Figure 14. Critical Electrical and Thermal Path Layout
W
(0.356 – 0.482)
0.014 – 0.019
U
TYP
24-Lead Plastic Small Outline (Wide 0.300)
L1
Dimensions in inches (millimeters) unless otherwise noted.
U
(LTC DWG # 05-08-1620)
SW Package
D1
GND
TO
COMMENTS
Can Charge, Discharge and Gas Gauge NiCd and Lead-Acid
Batteries with Software Charging Profiles
High Frequency, Small Inductor, High Efficiency Switchers, 1.5A Switch
High Frequency, Small Inductor, High Efficiency Switcher, 1.5A Switch
94% Efficiency, Synchronous Current Mode PWM
Up to 1.5A Charge Current for Lithium-Ion, NiCd and NiMH Batteries
V
Up to 2A Charge Current for Lithium-Ion, NiCd and NiMH Batteries
IN
GND
SW
GND
GND
GND
Can Be Higher or Lower Than Battery Voltage
(0.940 – 1.143)
GND
GND
0.037 – 0.045
(0.102 – 0.305)
0.004 – 0.012
V
GND
GND
GND
CC1
NOTE 1
GND
TO
R
24
1
S1
C
IN
23
2
22
3
21
C
4
C
LT1511 • F14
OUT
IN
20 19
(15.190 – 15.600)
5
1511fb LT/TP 0399 REV B 2K • PRINTED IN USA
0.598 – 0.614*
6
LINEAR TECHNOLOGY CORPORATION 1995
18
7
17
8
16
9
15
10
14
11
13
12
(10.007 – 10.643)
S24 (WIDE) 0996
0.394 – 0.419