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SI4972DY Datasheet, PDF (7/15 Pages) Vishay Siliconix – Dual N-Channel 30-V (D-S) MOSFET
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Si4972DY
Vishay Siliconix
TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
1
Duty Cycle = 0.5
0.5
0.2
0.1
0.1
0.05
Notes:
0.02
0.01
Single Pulse
0.001
10-4
10-3
10-2
10-1
1
P DM
t1
t2
1. Duty Cycle, D =
t1
t2
2. Per Unit Base = RthJA = 120 °C/W
3. TJM – TA = PDMZthJA(t)
4. Surface Mounted
10
100
1000
Square Wave Pulse Duration (s)
Normalized Thermal Transient Impedance, Junction-to-Ambient (Ch 1)
1
Duty Cycle = 0.5
0.2
0.1
0.1 0.05
0.02
Single Pulse
0.01
10-4
10-3
10-2
10-1
1
10
Square Wave Pulse Duration (s)
Normalized Thermal Transient Impedance, Junction-to-Case (Ch 1)
Document Number: 73849
S09-0138-Rev. D, 02-Feb-09
www.vishay.com
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