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LNK302DN Datasheet(PDF) 13 Page - Power Integrations, Inc.

Part # LNK302DN
Description  Lowest Component Count, Energy-Efficient Off-Line Switcher IC
PDF  19 Pages
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Manufacturer  POWERINT [Power Integrations, Inc.]
Direct Link  http://www.powerint.com
Logo POWERINT - Power Integrations, Inc.

LNK302DN Datasheet(HTML) 13 Page - Power Integrations, Inc.

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Rev. P 12/21
13
LNK302/304-306
www.power.com
Typical Performance Characteristics
200
300
350
400
250
0
0
4
2
8
6
10 12 14 16 18 20
DRAIN Voltage (V)
50
150
100
Scaling Factors:
LNK302
0.5
LNK304
1.0
LNK305
2.0
LNK306
3.4
25 °C
100 °C
Figure 14. BYPASS Pin Start-up Waveform.
1.1
1.0
0.9
-50 -25
0
25
50 75 100 125 150
Junction Temperature (
°C)
6
5
4
3
2
1
0
0
0.2
0.4
0.6
0.8
1.0
Time (ms)
7
Figure 10. Breakdown vs. Temperature.
Figure 12. Current Limit vs. Temperature at Normalized di/dt.
Figure 13. Current Limit vs. di/dt.
Figure 15. Output Characteristics.
1.2
1.0
0.8
0.6
0.4
0.2
0
-50 -25
0
25
50
75 100 125
Junction Temperature (°C)
Figure 11. Frequency vs. Temperature.
Normalized di/dt
1.0
1.2
1.4
0.8
0.6
0.4
0.2
0
12
34
56
LNK302
LNK304
LNK305
LNK306
Normalized
di/dt = 1
55 mA/
µs
65 mA/
µs
75 mA/
µs
95 mA/
µs
Normalized
Current
Limit = 1
136 mA
257 mA
375 mA
482 mA
Temperature (°C)
1.0
1.2
1.4
0.8
0.6
0.4
0.2
0
-50
0
50
100
150
di/dt = 1
di/dt = 6
Normalized di/dt



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