EL1881C
Sync Separator, Low Power
Typical Performance Curves
Supply Current vs Temperature
V
Voltage vs Temperature
CLAMP
R
=681kW
SET
R
SET
=681kW
1.65
1.6
1.535
1.525
1.515
1.505
1.495
1.485
5.5V
4.5V
5.5V
4.5V
5V
5V
1.55
1.5
1.45
1.4
1.35
-50
-25
0
25
Temperature (°C)
50
75
100
100
100
-50
-25
0
25
Temperature (°C)
50
75
100
100
45
Clamp Discharge Current vs Temperature
=681kW
V
vs Temperature
RSET
=681kW
R
R
SET
SET
11.4
11.3
11.2
11.1
11
1.24
1.235
1.23
5.5V
5.5V
5V
1.225
1.22
5V
4.5V
4.5V
1.215
1.21
10.9
10.8
10.7
1.205
1.2
-50
-50
-25
0
25
Temperature (°C)
50
75
-25
0
25
Temperature (°C)
50
75
Clamp Charge Current vs Temperature
R
vs Horizontal Frequency
SET
R
=681kW
SET
1.1
1.05
1
1000
800
600
400
200
0
5.5V
4.5V
5V
0.95
0.9
0.85
-50
-25
0
25
Temperature (°C)
50
75
10
15
20
25
30
35
40
Frequency (kHz)
4
ELANTEC [ ELANTEC SEMICONDUCTOR ]
