LTC4098EUDC-3.6 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC4098EUDC-3.6

USB Compatible Switching Power Manager/LiFePO4 Charger with Overvoltage Protection

Linear Technology 

LTC4098-3.6

TYPICAL APPLICATIONS

High Efficiency USB Automotive Battery Charger

with Overvoltage Protection and Low Battery Start-Up

AUTOMOTIVE,

FIREWIRE, ETC.

C1

4.7µF

50V

R2

27.4k

1

VIN

4

ILIM

GND

9

LT3653

VC

HVOK

3

2

BOOST 7

8

SW

ISENSE

VOUT

6

5

L2

3.3µH

C2

0.1µF, 10V

D2

20

18 19 14

USB

M2

C3 13 VBUS

VC

WALL ACPR SW

10µF

R4

6.04k

0805 2 OVGATE

1 OVSENS

VOUT 12

IDGATE 10

M1

3

TO µC

15-17 D0-D2

LTC4098-3.6

BAT 11

TO µC

8 CHRG

4 NTCBIAS

M1: VISHAY-SILICONIX Si2333CDS

R5

M2: ON SEMICONDUCTOR NTLJS4114N

R6: VISHAY-DALE NTHS0603N011-N1003F

100k

5

NTC CLPROG PROG GND BATSENS

T

R6

100k

C4

0.1µF

0603

3

R7

3.01k

7

R8

681Ω

9, 21 6

+

LiFePO4

L1

4.7µH

SYSTEM

LOAD

C5

10µF

0805

409836 TA06

409836f

30

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