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SI9945AEY Datasheet(PDF) 4 Page - Vishay Siliconix

Part No. SI9945AEY
Description  Dual N-Channel 60-V (D-S), 175C MOSFET
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Maker  VISHAY [Vishay Siliconix]
Homepage  http://www.vishay.com
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SI9945AEY Datasheet(HTML) 4 Page - Vishay Siliconix

   
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Si9945AEY
Vishay Siliconix
www.vishay.com
S FaxBack 408-970-5600
2-4
Document Number: 70758
S-57253—Rev. C, 24-Feb-98
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
0
0.3
0.6
0.9
1.2
1.5
Source-Drain Diode Forward Voltage
On-Resistance vs. Gate-to-Source Voltage
Threshold Voltage
Single Pulse Power
Normalized Thermal Transient Impedance, Junction-to-Ambient
Square Wave Pulse Duration (sec)
VSD – Source-to-Drain Voltage (V)
VGS – Gate-to-Source Voltage (V)
TJ – Temperature (_C)
Time (sec)
0
0.04
0.08
0.12
0.16
0.20
02468
10
–0.9
–0.6
–0.3
0.0
0.3
0.6
–50
–25
0
25
50
75
100
125
150
175
TJ = 175_C
2
1
0.1
0.01
10–4
10–3
10–2
10–1
110
10+3
ID = 3.7 A
ID = 250 mA
0
Duty Cycle = 0.5
0.2
0.1
0.05
0.02
Single Pulse
1. Duty Cycle, D =
2. Per Unit Base = RthJA = 93_C/W
3. TJM – TA = PDMZthJA(t)
t1
t2
t1
t2
Notes:
4. Surface Mounted
PDM
TJ = 25_C
30
60
90
120
0.001
0.01
0.1
1
10
100
1000
10+2
1
10
30


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