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LTC3552EDHC-1#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
LTC3552-1
19
35521fa
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APPLICATIO S I FOR ATIO
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Figure 6. Suggested Layout
Full-Featured Single-Cell Li-Ion
Charger Plus Step-Down Converter
DHC Package
16-Lead Plastic DFN (5mm × 3mm)
(Reference LTC DWG # 05-08-1706)
V
OUT2
V
OUT1
V
IN
L2
GND
C
S
35521 F06
VIA TO V
OUT1
C
OUT2
16
15
14
13
12
11
10
9
GND
17
1
2
3
4
5
6
7
8
EN
PWR
V
IN
PROG
SW1
V
CC
V
OUT1
V
FB1
ITERM
BAT
CHRG
RUN2
SW2
RUN1
V
OUT2
V
FB2
C
FF1
C
FF2
L1
C
OUT1
GND
V
IN
5V
V
OUT2
1.575V/
400mA
V
OUT1
1.8V/800mA
35521 TA02
LTC3552-1
V
IN
GND
C
OUT2
10µF
CER
C
OUT1
10µF
CER
ITERM PROG
SW2
V
OUT2
RUN2
BAT
V
CC
RUN1
SW1
V
OUT1
500mA
V
FB2
V
FB1
C
FF2
330pF
C
FF1
330pF
4.7µH
1µF
10µF
2.2µH
CHRG
PWR
EN
+
4.2V
1-CELL
Li-Ion BATTERY
2k1k
1k
1k
TYPICAL APPLICATIO
U
PACKAGE DESCRIPTIO
U
3.00 ±0.10
(2 SIDES)
5.00 ±0.10
(2 SIDES)
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
TOP AND BOTTOM OF PACKAGE
NOTE:
1. DRAWING PROPOSED TO BE MADE VARIATION OF VERSION (WJED-1)
IN JEDEC PACKAGE OUTLINE MO-229
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
0.40 ± 0.10
BOTTOM VIEW—EXPOSED PAD
1.65 ± 0.10
(2 SIDES)
0.75 ±0.05
R = 0.115
TYP
R = 0.20
TYP
4.40 ±0.10
(2 SIDES)
18
169
PIN 1
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DHC16) DFN 1103
0.25 ± 0.05
PIN 1
NOTCH
0.50 BSC
4.40 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
1.65 ±0.05
(2 SIDES)2.20 ±0.05
0.50 BSC
0.65 ±0.05
3.50 ±0.05
PACKAGE
OUTLINE
0.25 ± 0.05
LTC3552-1
20
35521fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2006
LT/LWI 0606 REV A • PRINTED IN USA
PART NUMBER DESCRIPTION COMMENTS
LTC3455 Dual DC/DC Converter with USB Power
Management and Li-Ion Battery Charger
Effi ciency >96%, Accurate USB Current Limiting (500mA/100mA),
4mm × 4mm QFN-24 Package
LTC3548 Dual Synchronous, 400mA/800mA, 2.25HMz
Step-Down DC/DC Regulator
High Effi ciency: Up to 95%, I
Q
: 40μA, 2.25MHz Frequency, MSOP-10 and
3mm × 3mm DFN-10 Packages
LTC3550-1 Dual Input USB/AC Adapter Li-Ion Battery Charger
with 600mA Synchronous Buck Converter
Buck Effi ciency: 93%, Charger: Automatic Input Power Detection and
Selection, Charge Current: 950mA, USB Compatible, 3mm × 5mm
DFN-16 Package
LTC4053-4.2 USB Compatible Li-Ion Battery Charger
with Thermal Regulation
Charges Single-Cell Li-Ion Batteries, From USB, MS Package
LTC4054/LTC4054X Standalone Linear Li-Ion Battery Charger with
Integrated Pass Transistor in ThinSOT
TM
Thermal Regulation Prevents Overheating, C/10 Termination, C/10 Indicator,
Up to 800mA Charge Current
LTC4055 USB Power Controller and Battery Charger Charges Single-Cell Li-Ion Batteries Directly From USB Port, Thermal
Regulation, 4mm × 4mm QFN-16 Package
LTC4058/LTC4058X Standalone 950mA Lithium-Ion Charger in DFN C/10 Charge Termination, Battery Kelvin Sensing, ±7% Charge Accuracy
LTC4061 Standalone Linear Li-Ion Battery Charger
with Thermistor Input
Charge Current Programmable Up to 1A
LTC4066 Standalone Linear Li-Ion Battery Charger
with Thermistor Input
Charges Single-Cell Li-Ion From USB Port, DFN Package
LTC4068/LTC4068X Standalone Linear Li-Ion Battery Charger with
Programmable Termination
Charge Current Up to 950mA, Thermal Regulation, 3mm × 3mm
DFN-8 Package
LTC4412 Low-Loss PowerPath
TM
Controller in ThinSOT V
IN
: 3V to 28V, Automatic Switching Between DC Sources
RELATED PARTS
TYPICAL APPLICATIO
U
Li-Ion Charger and Step-Down Converters with PowerPath
™
PowerPath and ThinSOT are registered trademarks of Linear Technology Corporation.
V
IN
5V
V
OUT2
1.575V/
400mA
V
OUT1
1.8V/800mA
35521 TA03
LTC3552-1
V
IN
GND
C
OUT2
10µF
CER
C
OUT1
10µF
CER
ITERM PROG
SW2
V
OUT2
V
CC
RUN2
RUN1
SW1
V
OUT1
800mA
V
FB2
V
FB1
C
FF2
330pF
C
FF1
330pF
4.7µH
1µF
4.7µF
2.2µH
CHRG
PWR
EN
BAT
+
4.2V
1-CELL
Li-Ion BATTERY
1.24k1k
1k
1k
1k
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC3552EDHC-1#PBF

Mfr. #:
Buy LTC3552EDHC-1#PBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Battery Management Standalone Linear Li-Ion Battery Charger & Dual Synch Buck Converters
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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