LTC4220 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC4220' PDF : 36 Pages View PDF
BLOCK DIAGRAM
VIN
LTC4252-1/LTC4252-2
LTC4252A-1/LTC4252A-2
DRAIN
VEE
6.15V –
(5.09V)
OV *
+
UV *
– (+)
2.385V
VIN
8×
VIN
58μA
VEE
1×
1×
VEE
6.15V
(5V)
1× VIN
58μA
PWRGD **
VEE
2.8V
– + VIN
GATE
TIMER
2.925V
VIN
(3.08V)
230μA VIN
5.8μA
4V
+ (–)
–
+
–
VEE 5.8μA
1V +
VIN
VEE
22μA
(28μA)
SS
95k
(47.5k)
RSS
5k
VEE
(2.5k)
VEE
LOGIC
0.5V
FCL
200mV
VEE
+
VOS = 10mV
ACL
–+ –
CB
50mV
VEE
VEE
SENSE
VEE
*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
425212 BD
425212fd
11
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