Datasheet

LT2940
9
2940f
FUNCTIONAL BLOCK DIAGRAM
TEST CIRCUITS
5
8
7
4
1
2
V
+
I
+
V
1.24V
UVLC
LATCHLO
LATCHHI
IMON
11
I
10
PMON
CMPOUT
CMPOUT
2940 BD
12
6
V
CC
GND
V
CC
3
CMP
+
9
LATCH
+
BGAP REF
AND UVLC
DQ
CLR
LE
4-QUADRANT
MULTIPLIER
THREE-STATE
DECODE
K
PMON
= 500
µA
V
2
G
IMON
= 1000
µA
V
+
+
PMON
OR
IMON
2940 TC02
2V
V
OUT
12V
Q1
2N2369
R
C
499
R
FB
4.99k
PMON
OR
IMON
2940 TC01
2V
V
OUT
R
L
Resistor on DC Bias I-to-V Amplifi er