LTC4098EUDC-3.6 查看數據表（PDF） - Linear Technology
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LTC4098EUDC-3.6
Linear Technology
LTC4098EUDC-3.6 Datasheet PDF : 32 Pages
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LTC4098-3.6
TYPICAL APPLICATION
1.5A Standalone LiFeP04 Charger
WALL ADAPTER
R1
2k
ON OFF
C1
10µF
0805
L1
3.3µH
13 VBUS
20
18
19
14
VC WALL ACPR SW
2
OVGATE
1 OVSENS
15 D0
8
CHRG
17 D2
16
D1
LTC4098-3.6
12
VOUT
10
IDGATE
11
BAT
6
BATSENS
4
NTCBIAS
NTC 5
CLPROG
3
C2
0.1µF
0603
R2
2k
PROG GND
7
9, 21
R3
681Ω
R4
100k
T
R5
100k
+
SYSTEM
LOAD
C3
10µF
0805
LiFePO4
409836 TA07
RELATED PARTS
PART NUMBER
LTC3555/
LTC3555-1/
LTC3555-3
LTC3576/
LTC3576-1
DESCRIPTION
Switching USB Power Manager
with Li-Ion/Polymer Charger, Triple
Synchronous Buck Converter Plus
LDO
Switching Power Manager
with USB On-The-Go Plus
Triple Step-Down DC/DCs
LTC4088
LTC4090/
LTC4090-5
LTC4099
High Efficiency USB Power Manager
and Battery Charger
High Voltage USB Power Manager
with Ideal Diode Controller and High
Efficiency Li-Ion Battery Charger
I2C Controlled USB Switch Mode
Power Manager with OVP
LTC4413
LT3652HV
Dual Ideal Diodes
Power Tracking 2A Battery Charger
COMMENTS
Complete Multifunction PMIC: Switch Mode Power Manager and Three Buck Regulators
Plus LDO Charge Current Programmable Up to 1.5A from Wall Adapter Input, Synchronous
Buck Converters Efficiency >95%, ADJ Outputs: 0.8V to 3.6V at 400mA/400mA/1A Bat-Track
Adaptive Output Control, 200mΩ Ideal Diode, 4mm × 5mm QFN-28 Package
Complete Multifunction PMIC: Bidirectional Switching Power Manager Plus Three Buck
Regulators Plus LDO, ADJ Output Down to 0.8V at 400mA/400mA/1A, Overvoltage Protection,
USB On-The-Go, Charge Current Programmable Up to 1.5A from Wall Adapter Input, Thermal
Regulation, I2C, High Voltage Bat-Track Buck Interface, 180mΩ Ideal Diode; 4mm × 6mm
QFN-38 Package
Maximizes Available Power from USB Port, Bat-Track, Instant-On Operation, 1.5A Max Charge
Current, 180mΩ Ideal Diode with <50mΩ Option, 3.3V/25mA Always-On LDO, 4mm × 3mm
DFN-14 Package
High Efficiency 1.2A Charger from 6V to 38V (60V Max) Input. Charges Single-Cell Li-Ion/
Polymer Batteries Directly from a USB Port, Thermal Regulation, 200mΩ Ideal Diode with
<50mΩ Option, 6mm × 3mm DFN-22 Package. Bat-Track Adaptive Output Control
66V OVP. I2C for Control and Status Readback, Overtemperature Battery Conditioner for
Added Battery Safety Margin, Maximizes Available Power from USB Port, Bat-Track, Instant-
On Operation, 1.5A Maximum Charge Current from Wall, 600mA Charge Current from USB,
180mΩ Ideal Diode with <50mΩ Option; 3mm × 4mm QFN-20 Package
3mm × 3mm DFN Package, Low Loss Replacement for ORing Diodes
High VIN: 34V Operating, 40V Abs Max, 2A Monolithic Nonsynchronous Buck Charger with
Input Voltage Regulation Loop. Programmable Float Voltage Up to 18V.
32 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
409836f
LT 0710 • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2010
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