SI4944DY Vishay Siliconix, SI4944DY Datasheet - Page 4

• Manufacturer Part Number: SI4944DY
• Description: Dual N-Channel 30-V (D-S) MOSFET
• Manufacturer: Vishay Siliconix

Si4944DY
Vishay Siliconix
www.vishay.com
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
4
−0.0
−0.2
−0.4
−0.6
−0.8
−1.0
0.4
0.2
−50
0.01
0.1
2
1
10
−25
−4
Duty Cycle = 0.5
0.2
0.1
0.05
0.02
Single Pulse
0
T
Threshold Voltage
J
− Temperature (_C)
25
10
−3
50
I
D
= 250 mA
Normalized Thermal Transient Impedance, Junction-to-Ambient
75
0.01
100
100
0.1
10
10
1
r
0.1
DS(on)
−2
Limited
125
I
D(on)
Limited
Single Pulse
T
A
Square Wave Pulse Duration (sec)
150
V
= 25_C
DS
New Product
− Drain-to-Source Voltage (V)
Safe Operating Area
10
1
−1
BV
DSS
Limited
10
1
50
40
30
20
10
0
0.01
I
DM
P(t) = 0.001
P(t) = 0.01
P(t) = 0.1
P(t) = 1
P(t) = 10
dc
Limited
100
0.1
10
Notes:
1. Duty Cycle, D =
2. Per Unit Base = R
3. T
4. Surface Mounted
P
DM
Single Pulse Power
JM
− T
t
A
Time (sec)
1
1
= P
t
2
DM
Z
thJA
thJA
100
t
t
S-32131—Rev. A, 27-Oct-03
1
2
(t)
Document Number: 72512
10
= 75_C/W
100
600
600