8EWF12S Vishay, 8EWF12S Datasheet - Page 4

• 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
I2126 rev. B 10/99
QUIET
8EWF..S
Fig. 8 - Recovery Time Characteristics, T
Number Of Equal Ampli t ude Half Cycle Current Pulses (N)
180
170
160
150
140
130
120
110
100
0.6
0.5
0.4
0.3
0.2
0.1
90
80
Fig. 5 - Maximum Non-Repetitive Surge Current
Rate Of Fall Of Forward Current - di/dt (A/µs)
0
1
0
8EWF..S Series
At Any Rated Load Condition And With
Rated V
40
RRM
I
FM
80
Applied Following Surge.
= 10 A
IR
10
8 A
120
Series
Initial T = 150°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
1000
8EWF..S Series
T = 25 °C
100
J
5 A
10
1
0.5
Fig. 7 - Forward Voltage Drop Characteristics
160
J
2 A
Instantaneous Forward Voltage (V)
J
1
= 25°C
1 A
100
200
1.5
T = 25°C
J
2
2.5
8EWF..S Series
3
T = 150°C
3.5
J
Fig. 9 - Recovery Time Characteristics, T
4
200
190
180
170
160
150
140
130
120
110
100
0.8
0.6
0.4
0.2
90
80
Fig. 6 - Maximum Non-Repetitive Surge Current
Rate Of Fall Of Forward Current - di/dt (A/µs)
0
0.01
4.5
0
8EWF..S Series
Maximum Non Repetitive Surge Current
40
Pulse Train Duration (s)
I
FM
Versus Pulse Train Duration.
80
= 10 A
Rated V
No Voltage Reapplied
0.1
8 A
www.vishay.com
120
Initial T = 150°C
8EWF..S Series
T = 150 °C
5 A
RRM
J
Reapplied
2 A
160
J
J
= 150°C
1 A
200
4
1