tny375 Power Integrations, Inc., tny375 Datasheet - Page 18

• Manufacturer Part Number: tny375
• Description: Energy-efficient, Off-line Switcher With Enhanced Peak Power Performance
• Manufacturer: Power Integrations, Inc.

Rev. B 11/07
18
Figure 23. Standard Current Limit vs. Temperature.
Figure 21. Breakdown vs. Temperature.
Figure 25. Output Characteristics.
450
375
300
225
150
75
1.1
1.0
0.9
1.2
0.8
0.6
0.4
0.2
0
1
0
TNY375-380
-50 -25
-50
0
Scaling Factors:
TNY375
TNY376
TNY377
TNY378
TNY379
TNY380
Junction Temperature (°C)
2
0
0
Temperature (°C)
DRAIN Voltage (V)
1.0
1.33
2.33
3.67
4.87
7.33
25
4
50
50
6
75 100 125 150
T
T
CASE
CASE
100
8
=25 °C
=100 °C
150
10
Figure 22. Frequency vs. Temperature.
Figure 26. C
Figure 24. Current Limit vs. di/dt.
1000
1.4
1.2
1.0
0.8
0.4
0.2
100
1.2
1.0
0.8
0.6
0.4
0.2
0.6
0
10
0
1
-50
0
1
TNY375
TNY376
TNY377
TNY378
TNY379
TNY380
OSS
vs. Drain Voltage.
-25
100
Junction Temperature (°C)
Drain Voltage (V)
Normalized di/dt
117 mA/μs
143 mA/μs
169 mA/μs
195 mA/μs
Normalized
200
72 mA/μs
91 mA/μs
0
di/dt = 1
2
25
300
Scaling Factors:
TNY375
TNY376
TNY377
TNY378
TNY379
TNY380
Note: For the
normalized current
limit value, use the
typical current limit
specified for the
appropriate BP/M
capacitor.
50
400
3
1.0
1.33
2.33
3.67
4.87
7.33
75
500
100 125
www.powerint.com
600
4