ltc1759cg-trpbf Linear Technology Corporation, ltc1759cg-trpbf Datasheet - Page 28

• Manufacturer Part Number: ltc1759cg-trpbf
• Description: Smart Battery Charger
• Manufacturer: Linear Technology Corporation

PACKAGE
LTC1759
(0.005 – 0.009)
**
RELATED PARTS
PART NUMBER
LTC1473
LTC1479
LT1505
LT1511
LTC1694
LT1769
PowerPath is a trademark of Linear Technology Corporation.
28
TYPICAL
*
0.13 – 0.22
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
ADAPTER
INPUT
AC
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
(0.205 – 0.212)
5.20 – 5.38**
C9, 0.1 F
(0.022 – 0.037)
0.55 – 0.95
C11, 1 F
V
APPLICATION
DD
DESCRIPTION
Dual PowerPath
PowerPath Controller for Dual Battery Systems
High Efficiency Constant-Current/Constant-Voltage Charger
Monolithic 3A Constant-Current/Constant-Voltage Charger
SMBus Accelerator in SOT-23 Package
Monolithic 2A Constant-Current/Constant-Voltage Charger
C13, 0.33 F
R
475k
WEAK
C12, 0.68 F
DESCRIPTION
+
C15
10 F
35V
Al
RNR
10k
D1: MBRS130LT3
D2: FMMD7000
L1: SUMIDA CDRH127-150
V
DD
0 – 8
R
R
R
R4, 1.5k
R7, 1k
RUR
1k
TM
VLIMIT
ILIMIT
SET
Switch Driver
C14
0.1 F
, 3.83k
(0.0256)
, 33k
, 33k
0.65
BSC
U
(0.010 – 0.015)
16
12
25
24
18
17
28
27
11
20
19
14
15
13
7
4
5
6
0.25 – 0.38
U
UV
V
SYNC
SDB
CHGEN
V
I
DGND
I
PROG
V
COMP1
AGND
RNR
THERM
SDA
SCL
INTB
LIMIT
SET
DD
LIMIT
C
LTC1759
15.8k
R1
Dimensions in inches (millimeters) unless otherwise noted.
BOOSTC
BOOST
BGATE
SENSE
DCDIV
TGATE
GBIAS
INFET
PGND
4A SMBus Smart Battery Charger
BAT1
BAT2
Q1: Si3457DV
Q2, Q3: Si3456DV
DCIN
SPIN
V
CLN
CLP
V
SW
SET
CC
36-Lead Plastic SSOP (0.209)
22
21
8
32
9
10
2
33
34
1
3
35
30
29
31
23
26
36
(LTC DWG # 05-08-1640)
C5, 2.2 F
D2
Q1
G Package
R2
1k
C2
0.47 F
C4, 0.1 F
D2
(0.002 – 0.008)
R3
499
0.05 – 0.21
(0.068 – 0.078)
0.68 F
1.73 – 1.99
COMMENTS
Switches Between Two Voltages
Switches Two Batteries, AC Adapter and Charger
Up to 97% Efficiency with Input Current Limiting
Input Current Limiting; No External MOSFETs
Improves SMBus Data Integrity
Similar to LT1511 but 2A Rating, 28-Pin SSOP Package
R
CL
C6
1 F
, 0.033
C1
36
1 2 3 4 5 6 7 8 9 10 11 12
Q2
Q3
35
34
R
R
C8
0.047 F
D1
S1
S2
C16
22 F
33
15 H
, 200
, 200
SYSTEM
POWER
L1
32
31
0.015 F
1759fs, sn1759 LT/TP 0500 4K • PRINTED IN USA
C7
30
(0.499 – 0.509)
29
12.67 – 12.93*
0.025
R
LINEAR TECHNOLOGY CORPORATION 1998
SENSE
28
68
R6
27
26
25
+
24
13
23
14 15 16 17 18
C3
22 F
22 21 20 19
INTB
SCL
SDA
BATTERY
SMART
SMBus
TO
HOST
(0.301 – 0.311)
1759 F10
7.65 – 7.90
G36 SSOP 1098