8EWF12S Vishay, 8EWF12S Datasheet - Page 3

• Manufacturer Part Number: 8EWF12S
• Description: DIODE FAST REC 1200V 8A TO-252AA
• Manufacturer: Vishay

Specifications of 8EWF12S

• Voltage - Forward (vf) (max) @ If: 1.3V @ 8A
• Voltage - Dc Reverse (vr) (max): 1200V (1.2kV)
• Current - Average Rectified (io): 8A
• Current - Reverse Leakage @ Vr: 100µA @ 1200V
• Diode Type: Standard
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 270ns
• Mounting Type: Surface Mount
• Package / Case: DPak, TO-252 (2 leads+tab), SC-63
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Capacitance @ Vr, F: -
• Other names: *8EWF12S; VS-8EWF12S; VS-8EWF12S; VS8EWF12S; VS8EWF12S

Document Number: 93161
**When mounted on 1" square (650mm
Thermal-Mechanical Specifications
T
T
R
R
wt
T
For recommended footprint and soldering techniques refer to application note #AN-994
J
stg
thJC
thJA
150
140
130
120
110
100
90
80
70
60
12
10
8
6
4
2
0
Parameters
Max. Junction Temperature Range
Max. Storage Temperature Range
Soldering Temperature
Max. Thermal Resistance Junction
to Case
Typ. Thermal Resistance Junction
to Ambient (PCB Mount)**
Approximate Weight
Case Style
0
0
Fig. 3 - Forward Power Loss Characteristics
Fig. 1 - Current Rating Characteristics
1
1
180°
120°
90°
60°
30°
Average Forward Current (A)
Average Forward Current (A)
RMS Limit
2
2
3
3
30°
8EWF..S Series
R
4
4
thJC
60°
5
5
Conduction Angle
(DC) = 2.5 °C/W
Conduction Angle
8EWF..S Series
T = 150°C
J
6
6
90°
2
) PCB of FR-4 or G-10 material 4 oz (140µm) copper 40°C/W
120°
7
7
180°
8
8
8EWF..S
- 40 to 150
- 40 to 150
TO-252AA (D-Pak)
1(0.03)
9
9
240
2.5
50
Units
g (oz.)
°C/W
°C/W
°C
°C
°C
for 10 seconds
DC operation
150
140
130
120
110
100
90
80
70
60
18
16
14
12
10
QUIET
8EWF..S
8
6
4
2
0
Conditions
Fig. 4 - Forward Power Loss Characteristics
0
0
RMS Limit
Fig. 2 - Current Rating Characteristics
180°
120°
DC
90°
60°
30°
2
2
Average Forward Current (A)
Average Forward Current (A)
30°
4
4
60°
90°
6
6
Conduction Period
8EWF..S Series
R
120°
thJC
I2126 rev. B 10/99
www.vishay.com
8
Conduction Period
8
180°
(DC) = 2.5 °C/W
8EWF..S Series
T = 150°C
IR
J
10
10
Series
DC
12
12
14
3
14