Datasheet

TOP242-250
42
I
4/03
General Information & Table of Contents
Product Selector Guide 1
Data Sheets 2
Application Notes 3
Design Ideas 4
Design Tools 5
Quality and Reliability 6
Package Information 7
DPA-Switch DC-DC Seminar 8
LinkSwitch & TinySwitch-II AC-DC Seminar 9
TOPSwitch-GX AC-DC Seminar 10
Sales Representatives and Distributors 11
Typical Performance Characteristics (cont.)
Figure 56. Breakdown Voltage vs. Temperature.
Figure 57. Frequency vs. Temperature.
Figure 58. Internal Current Limit vs. Temperature.
Figure 59. External Current Limit vs. Temperature
with R
IL
=12 k Ω .
Figure 60. Overvoltage Threshold vs. Temperature.
Figure 61. Under-Voltage Threshold vs. Temperature.
1.1
1.0
0.9
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
Breakdown Voltage
(Normalized to 25 °C)
PI-176B-033001
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
PI-1123A-033001
Output Frequency
(Normalized to 25 °C)
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
PI-2555-033001
Current Limit
(Normalized to 25 °C)
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
PI-2553-033001
Overvoltage Threshold
(Normalized to 25 °C)
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
PI-2552-033001
Under-Voltage Threshold
(Normalized to 25 °C)
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25 0 25 50 75 100 125 150
Junction Temperature (°C)
PI-2554-033001
Current Limit
(Normalized to 25 °C)