MB251 Diodes Zetex, MB251 Datasheet - Page 2

• Manufacturer Part Number: MB251
• Manufacturer: Diodes Zetex

Specifications of MB251

• Phase Type: Single Phase
• Number Of Elements: 1
• Peak Rep Rev Volt: 100V
• Rms Voltage (max): 70V
• Peak Non-repetitive Surge Current (max): 300A
• Avg. Forward Curr (max): 25A
• Rev Curr: 10uA
• Forward Voltage: 1.1V
• Package Type: MB-35
• Operating Temp Range: -55C to 150C
• Pin Count: 4
• Mounting: Screw
• Operating Temperature Classification: Military
• Lead Free Status / RoHS Status: Compliant

DS21303 Rev. 7 - 3
0.01
15
10
35
30
25
20
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
40
1.0
0.1
5
10
0
0
0
60Hz Resistive or Inductive Load
MB25
R S-A = 0.5ºC/W
Fig. 1 Maximum Output Rectified Current
th
Fig. 3 Typical Reverse Characteristics
20
AMBIENT TEMPERATURE (ºC)
MB15
R S-A = 1.0ºC/W
20
th
40
40
60
MB35
R S-A = 0.5ºC/W
T = 100ºC
C
th
T = 25ºC
A
80
60
100
80
120
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140
100
2 of 4
500
100
400
300
200
0
30
35
25
15
10
40
20
5
1.0
0
Fig. 4 Maximum Non-Repetitive Peak Forward
0
60 Hz Resistive or Inductive
MB35
MB25
MB15
Fig. 2 Maximum Output Rectified Current
NUMBER OF CYCLES AT 60 Hz
CASE TEMPERATURE (ºC)
50
MB25, MB15
Surge current
10
23 X 9 X 11.8 cm Wing Plate
100
MB35
MB15(W)/25(W)/35(W)
150
100
200