PRODUCT DATABOOK 1996/1997
SG1842/SG1843 Series
C
URRENT
-M
ODE
PWM C
ONTROLLER
P
R O D U C T I O N
D
A T A
S
H E E T
CHARACTERISTIC CURVES
FIGURE 5.
— START-UP CURRENT vs. TEMPERATURE
FIGURE 6.
— REFERENCE VOLTAGE vs. TEMPERATURE
5.02
0.7
Start-Up Current - (mA)
Reference Voltage - (V)
SG1842
0.6
0.5
0.4
5.01
V
CC
= 15V
5.00
4.99
0.3
SG1843
0.2
4.98
-75
-50
-25
0
25
50
75
100
125
-75
-50
-25
0
25
50
75
100
125
Junction Temperature - (°C)
Junction Temperature - (°C)
FIGURE 7.
— START-UP VOLTAGE THRESHOLD vs.
TEMPERATURE
FIGURE 8.
— START-UP VOLTAGE THRESHOLD vs.
TEMPERATURE
16.08
8.32
SG1843
16.06
Reference Voltage - (V)
Start Up Voltage - (V)
8.30
8.28
8.26
8.24
8.22
8.20
8.18
-75
SG1842
16.04
16.02
16.00
15.98
-50
-25
0
25
50
75
100
125
-75
-50
-25
0
25
50
75
100
125
Junction Temperature - (°C)
Junction Temperature - (°C)
8
Copyright © 2000
Rev. 1.6 4/00
MICROSEMI [ MICROSEMI CORPORATION ]
