TOP242 Power Integrations Inc., TOP242 Datasheet - Page 43

• Manufacturer Part Number: TOP242
• Description: Family Extended Power/ Design Flexible/Integrated Off-line Switcher
• Manufacturer: Power Integrations Inc.

Typical Performance Characteristics (cont.)
Figure 62a. LINE-SENSE Pin Voltage vs. Current.
Figure 63a. MULTI-FUNCTION Pin Voltage vs. Current.
Figure 64. Control Current Out at 0% Duty Cycle vs.
1.2
1.0
0.8
0.6
0.4
0.2
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
0
6
5
4
3
2
1
0
MULTI-FUNCTION Pin Current (µA)
-300 -200 -100 0
-50 -25
0
Temperature.
LINE-SENSE Pin Current (µA)
Junction Temperature (°C)
100
0
25
200
100 200 300 400 500
50
See
Expanded
Version
75 100 125 150
300
400
Figure 62b. EXTERNAL CURRENT LIMIT Pin Voltage
Figure 65. Max. Duty Cycle Reduction Onset Threshold
EXTERNAL CURRENT LIMIT Pin Current (µA)
Figure 63b. MULTI-FUNCTION Pin Voltage vs.
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.2
1.0
0.8
0.6
0.4
0.2
0
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
-300
-50 -25
MULTI-FUNCTION Pin Current (µA)
Current vs. Temperature.
-240
vs. Current.
Current (Expanded).
V
-200 µA
V
-200 µA
-250
Junction Temperature (°C)
X
M
= 1.33 - I
= 1.37 - I
0
August 8, 2000
≤
-180
-200 -150
≤
I
X
I
25
M
≤
X
≤
x 0.66 kΩ
M
-25 µA
x 1 kΩ
-25 µA
50
-120
75 100 125 150
-100
TOP242-249
-60
-50
0
0
7/01
E
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