LTC4253 LINER [Linear Technology], LTC4253 Datasheet - Page 11

• Manufacturer Part Number: LTC4253
• Manufacturer: LINER [Linear Technology]

BLOCK DIAGRAM
PWRGD1
PWRGD2
PWRGD3
TIMER 13
EN2 1
EN3 15
OV 11
UV 12
SS 6
16
3
2
FOR COMPONENTS, CURRENTS AND VOLTAGES WITH TWO
VALUES, VALUES WITHOUT PARENTHESES REFER TO THE
LTC4253, VALUES WITH PARENTHESES REFER TO THE LTC4253A
R
V
V
V
V
V
V
SS
EE
EE
EE
IN
IN
IN
50μA
50μA
50μA
V
V
V
V
IN
EE
IN
EE
95k
(47.5k)
5k
(2.5k)
120μA
120μA
200μA
22μA
(28μA)
V
4
V
V
IN
V
V
V
EE
EE
IN
EE
EE
(2.756V)
5μA
5μA
(5.09V)
2.925V
6.15V
4V
1V
SQTIMER
SQTIMER
DELAY
DELAY
+
+
+
+
–
–
–
–
V
EE
RESET
LOGIC
5
V
8
EE
+
–
2.39V
V
V
V
IN
IN
EE
CB
8×
50μA
10mV
+
–
V
+
–
V
EE
+
–
LTC4253/LTC4253A
EE
1×
FCL
50mV
1×
+
–
–
–
+
+
–
+
–
+
+
–
ACL
4V
0.33V
0.5V
V
V
+
–
+
–
IN
EE
1×
2.8V
200mV
V
V
IN
EE
5μA
6.15V
(5V)
V
EE
4253 BD
14
10
9
7
SQTIMER
DRAIN
GATE
SENSE
11
425353afe