LTC4252-1CMS8 Linear Technology, LTC4252-1CMS8 Datasheet - Page 32

• Manufacturer Part Number: LTC4252-1CMS8
• Description: IC CNTRLR HOTSWAP NEGVOLT 8-MSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4252-1CMS8

• Applications: General Purpose
• Internal Switch(s): No
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Family Name: LTC4252-1
• Package Type: MSOP
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Product Depth (mm): 3mm
• Product Height (mm): 0.86mm
• Product Length (mm): 3mm
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: LTC42521CMS8

LTC4252-1/LTC4252-2
LTC4252A-1/LTC4252A-2
APPLICATIO S I FOR ATIO
32
–48V RTN
–48V A
–48V B
U
3× 1.8k IN SERIES
3× 1.8k IN SERIES
DIODE-OR CIRCUIT FOR CHANNEL A
DIODE-OR CIRCUIT FOR CHANNEL B
U
1/4W EACH
1/4W EACH
R
R
IN2
IN3
FDV301N
FDV301N
W
C
1µF
C
1µF
IN2
IN3
Q6
Q9
Figure 22. –48V/2.5A Diode-OR Application
Hot Swap SECTION
32.4k
420k
R1
R2
10
10
U
9
2
3
8
9
2
3
8
UV
PWRGD
TIMER
UV
PWRGD
TIMER
SS
OV
SS
OV
LTC4252-2
LTC4252-2
C1
10nF
V
V
V
V
EE
EE
IN
IN
5
5
1
1
DRAIN
SENSE
DRAIN
SENSE
GATE
GATE
C
0.33µF
T
7
4
6
7
4
6
7
8
2
TIMER
UV/OV
SS
C
68nF
R5
560Ω
R8
560Ω
SS
FDV301N
FDV301N
LTC4252-1
Q5
Q8
V
V
EE
IN
4
1
R
3× 1.8k IN SERIES
1/4W EACH
SENSE
IN1
DRAIN
GATE
R3
12k
R
10Ω
R6
12k
R
10Ω
150Ω
150Ω
R4
C2
R7
C3
C
22nF
C
22nF
C2
C3
6
5
3
BSS131
BSS131
Q4
Q7
C
1µF
IN
1M
R
D
Q2
IRF530S
Q3
IRF530S
4252-1/2 F22
R
10Ω
C1
C
22nF
C1
MODULE
LOAD
Q1
IRF530S
RS
0.02Ω
425212fb