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SI4947DY Datasheet(PDF) 4 Page - Vishay Siliconix

Part No. SI4947DY
Description  Dual P-Channel 30-V (D-S) Rated MOSFET
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Maker  VISHAY [Vishay Siliconix]
Homepage  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SI4947DY Datasheet(HTML) 4 Page - Vishay Siliconix

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Si4947DY
4
Siliconix
S-49520—Rev. C, 18-Dec-96
Typical Characteristics (25
_C Unless Otherwise Noted)
0.2
0.1
0.05
0.02
Single Pulse
Duty Cycle = 0.5
Normalized Thermal Transient Impedance, Junction-to-Ambient
2
1
0.1
0.01
10–4
10–3
10–2
10–1
110
30
1. Duty Cycle, D =
2. Per Unit Base = RthJA = 62.5_C/W
3. TJM – TA = PDMZthJA(t)
t1
t2
t1
Notes:
4. Surface Mounted
PDM
t2
Square Wave Pulse Duration (sec)
Single Pulse Power
Time (sec)
30
25
20
15
10
5
0
0.01
0.1
1
10
30
0
0.1
0.2
0.3
0.4
0.5
02468
10
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
–0.4
–0.2
0.0
0.2
0.4
0.6
0.8
–50
–25
0
25
50
75
100
125
150
1
10
20
ID = 2.5 A
ID = 250 mA
Source-Drain Diode Forward Voltage
On-Resistance vs. Gate-to-Source Voltage
Threshold Voltage
VSD – Source-to-Drain Voltage (V)
VGS – Gate-to-Source Voltage (V)
TJ – Temperature (_C)
TJ = 25_C
TJ = 150_C


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