LT1640AL LINER [Linear Technology], LT1640AL Datasheet - Page 11

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LT1640AL

Manufacturer Part Number
LT1640AL
Description
Negative Voltage Hot Swap Controllers
Manufacturer
LINER [Linear Technology]
Datasheet

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BLOCK DIAGRAM
TIMER
OV *
UV *
SS
R
*OV AND UV ARE TIED TOGETHER ON THE MS8 PACKAGE. OV AND UV ARE SEPARATE PINS ON THE MS PACKAGE
** ONLY AVAILABLE IN THE MS PACKAGE
FOR COMPONENTS, CURRENT AND VOLTAGE WITH TWO VALUES, VALUES IN PARENTHESES REFER
TO THE LTC4252A. VALUES WITHOUT PARENTHESES REFER TO THE LTC4252
SS
(28μA)
(47.5k)
22μA
(2.5k)
95k
V
V
5k
V
EE
IN
EE
V
V
EE
IN
230μA
5.8μA
5.8μA
V
IN
V
V
V
EE
EE
IN
(5.09V)
(3.08V)
2.925V
6.15V
4V
1V
+
+
+
+
(
(
+
)
)
LOGIC
+
V
EE
2.385V
CB
V
V
LTC4252A-1/LTC4252A-2
IN
EE
+
58μA
V
IN
V
OS
50mV
+ –
LTC4252-1/LTC4252-2
= 10mV
+
V
V
EE
EE
+
FCL
ACL
+
+
+
200mV
2.8V
+ –
0.5V
+
V
V
IN
EE
V
V
V
EE
EE
IN
6.15V
(5V)
58μA
425212 BD
DRAIN
PWRGD **
GATE
SENSE
11
425212fd

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