lx7001 Microsemi Corporation, lx7001 Datasheet - Page 5

• Manufacturer Part Number: lx7001
• Description: Transient Immune Undervoltage Sensing Circuit
• Manufacturer: Microsemi Corporation

Copyright © 1999
Rev. 1.2
FIGURE 1. — RESET OUTPUT VOLTAGE vs. INPUT VOLTAGE
FIGURE 3. — RESET OUTPUT VOLTAGE vs. INPUT VOLTAGE
6/99
10
5
4
3
2
1
0
8
6
4
2
0
4.55
0
4.56
R
T
A
L
= 10K
= 25 C
4.57
2
(V
(V
4.58 4.59 4.60 4.61 4.62 4.63 4.64 4.65
IN
IN
) Input Volt age - (V)
) Inp ut Voltage - (V)
4
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
T
RANSIENT
6
P
R O D U C T I O N
C H A R A C T E R I S T I C C U R V E S
I
M M U N E
8
U
10
NDERV O LTAGE
D
A T A
FIGURE 2. — POWER-UP RESET VOLTAGE
FIGURE 4. — THRESHOLD VOLTAGE vs. TEMPERATURE
4.64
4.62
4.60
4.58
4.56
4.54
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
S
0
ENSING
-55
S
0
H E E T
-25
C
100
IRCUIT
0
(T
J
) Temperature - ( C)
(t) Time - ( s)
25
200
V
V
T+
T-
High State O utput
50
V
Low State Output
Upper Threshold
Lower Threshold
IN
300
75
RESET
100
400
LX7001
125
500
150
5