LTC4000_15 Datasheet, PDF (34/40 Pages) Linear Technology – High Voltage High Current Controller for Battery Charging and Power Management

LTC4000
Typical Applications
V_IN
15V TO 60V
10A MAX
5mΩ
2.2µF
47µF
V_IN
TG
SW
C_SS
BG
1.5nF
49.9k
BIAS
SYNC
SGND
BOOST
V_CC
LT3845A
f_SET
V_FB
BURST_EN
SENSE⁺
SHDN VC ^SENSE–
BSC123NO8NS3 _{WÜRTH ELEKTRONIC}
74435561100
10µH
BSC123NO8NS3
0.1µF
B160
3mΩ _33µF
×3
BAS521
1µF
182k
1N4148
16.2k
Si7135DP
10M
V_OUT
12V, 15A
1.15M
5mΩ
1.10M
100k
1M
14.7k
47nF
RST ITH
CC
CLN
IN
1µF
VM
BZX84C3VO
ENC
CHRG
FLT
IIMON
10nF
IBMON
10nF
LTC4000
IL CL
TMR
CX GND BIAS
BIAS
24.9k
0.1µF ^22.1k
1µF
162k
20k
IID IGATE CSP
CSN
BGATE
10nF
NTHS0603
N02N1002J
Si7135DP
BAT
OFB
127k
FBG
133k
BFB
NTC
10k
IN^–
IN⁺
10k
2N7002L
V⁺ _OUT
LTC1540
38.3k
HYST
REF
1M
V^– GND
1.13M
R_NTC
3-CELL
LiFePO₄
BATTERY
PACK
NTHS0603
N02N1002J
4000 F25
Figure 25. 48V to 10.8V at 10A Buck Converter 3-Cell LiFePO₄ Battery Charger with 2.9h Termination Timer,
1.25A Trickle Charge Current and Charging PFET Thermal Protection
34
For more information www.linear.com/LTC4000
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