TOP242 Power Integrations Inc., TOP242 Datasheet - Page 42

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

Typical Performance Characteristics (cont.)
42
TOP242-249
Figure 56. Breakdown Voltage vs. Temperature.
Figure 60. Overvoltage Threshold vs. Temperature.
Figure 58. Internal Current Limit vs. Temperature.
E
7/01
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
0
1.1
1.0
0.9
-50 -25
-50 -25
-50 -25
Junction Temperature (°C)
Junction Temperature (°C)
Junction Temperature (°C)
August 8, 2000
0
0
0
25
25
25
50
50
50
75 100 125 150
75 100 125 150
75 100 125 150
Figure 57. Frequency vs. Temperature.
Figure 61. Under-Voltage Threshold vs. Temperature.
Figure 59. External Current Limit vs. Temperature
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
0
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25
-50 -25
-50 -25
with R
Junction Temperature (°C)
Junction Temperature (°C)
Junction Temperature (°C)
0
IL
0
0
=12 k Ω .
25
25
25
50
50
50
75 100 125 150
75 100 125 150
75 100 125 150