LT4256-1 LINER [Linear Technology], LT4256-1 Datasheet - Page 16

• Manufacturer Part Number: LT4256-1
• Description: Positive High Voltage Hot Swap Controllers
• Manufacturer: LINER [Linear Technology]

APPLICATIO S I FOR ATIO
LT4256-1/LT4256-2
RELATED PARTS
16
PART NUMBER
LT1641-1/LT1641-2
LTC4211
LTC4251
LTC4252-1/LTC4252-2 – 48V Hot Swap Controller in MSOP
LTC4253
LT4254
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
DESCRIPTION
Positive 48V Hot Swap Controller in SO-8
Single Hot Swap Controller with Multifunction Current Control 2.5V to 16.5V, Active Inrush Limiting, Dual Level Cicuit Breaker
– 48V Hot Swap Controller in SOT-23
– 48V Hot Swap Controller and Supply Sequencer
Positive High Voltage Hot Swap Controller
U
GND
V
IN
U
(SHORT PIN)
0.1 F
C3
Figure 15. High dV/dT MOSFET Turn-On Protection Circuit
W
SMAT70A
www.linear.com
R1
64.9k
R2
8.06k
D2
C2
33nF
U
1
5
UV
TIMER
V
LT4256-1/
CC
LT4256-2
8
0.033
GND
R5
4
SENSE
PWRGD
GATE
7
FB
6
2
3
IRF530
UV = 36V
PWRGD = 40V
Q1
Fast Circuit Breaker
Power Good Output
Floating Supply from –15V, Active Current Limiting,
Enables Three DC/DC Converters
COMMENTS
9V to 80V Operation, Active Current Limit, Autoretry/Latchoff
Floating Supply from –15V, Active Current Limiting,
Floating Supply from –15V, Active Current Limiting,
10.8V to 36V, Open-Circuit Detection
R7
100
R6
10
C1
10nF
D1
CMPZ5241B
11V
D3
1N4148W
R9
4.02k
R8
36.5k
4256 TA03
R4
27k
LINEAR TECHNOLOGY CORPORATION 2004
C
100 F
L
V
LT/TP 0204 1K • PRINTED IN USA
OUT
425612f