PRODUCT DATABOOK 1996/1997
LX1562/1563
S
E C O N D
-G
E N E R AT I O N
P
O W E R
F
A C T O R
C
O N T R O L L E R
P
R O D U C T I O N
D
A T A
S
H E E T
CHARACTERISTIC
C U RV E S
FIGURE 1.
—
E.A. OUTPUT VOLTAGE vs. C.S. THRESHOLD
1.4
FIGURE 2.
—
MULTIPLIER INPUT VOLTAGE vs. C.S. THRESHOLD
1.4
V
M1
= 3V
1.2
1.2
V
EA0
= 4V
T
A
= 25°C
C.S. Threshold Voltage - (V)
V
M1
= 2.5V
V
EA0
= 3.5V
1.0
C.S. Threshold - (V)
1.0
0.8
0.8
V
EA0
= 3V
0.6
0.6
V
M1
= 1V
V
M1
= 1.5V
V
M1
= 2V
T
A
= 25°C
V
EA0
= 3.25V
0.4
0.4
0.2
V
EA0
= 2.5V
0.2
0
2.4
0
2.6
2.8
3
3.2
3.4
3.6
3.8
4
0
0.4
0.8
1.2
1.6
2
2.4
2.8
3.2
3.6
E.A. Output Voltage - (V)
Multiplier Input Voltage - (V)
FIGURE 3.
—
MULTIPLIER GAIN (V
M1
=1V, V
EA0
=3.5V)
vs. TEMPERATURE
0.80
FIGURE 4.
—
REFERENCE VOLTAGE (Including Offset)
vs. TEMPERATURE
2.52
(V
R
) Reference Voltage - (V)
0.75
(K) Multiplier Gain - (1/V)
V
CC
= 12V
C
L
= 1nF
V
EA0
= 3.5V
V
M1
= 1V
2.51
2.50
2.49
V
CC
= 12V
C
L
= 1nF
0.70
0.65
2.48
2.47
0.60
0.55
2.46
2.45
-50
0.50
-50
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
(T
A
) Ambient Temperature - (°C)
(T
A
) Ambient Temperature - (°C)
Copyright © 1996
Rev. 1.3 12/96
7
MICROSEMI [ MICROSEMI CORPORATION ]
