MB254 Rectron, MB254 Datasheet - Page 2

• Manufacturer Part Number: MB254
• Description: Bridge Rectifiers 25A 400V
• Manufacturer: Rectron

Specifications of MB254

• Product: Single Phase Bridge
• Peak Reverse Voltage: 400 V
• Maximum Rms Reverse Voltage: 280 V
• Forward Continuous Current: 25 A
• Max Surge Current: 300 A
• Forward Voltage Drop: 1.1 V
• Maximum Reverse Leakage Current: 5 uA
• Maximum Operating Temperature: + 150 C
• Length: 30 mm
• Width: 30 mm
• Height: 11.5 mm
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 55 C
• Package / Case: MB-25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RATING AND CHARACTERISTICS CURVES ( MB2505 THRU MB2510 )
500
100
10
30
25
20
15
10
1
5
0
0
0
FIG.3 TYPICAL INSTANTANEOUS FORWARD
Single Phase Half Wave
60Hz Inductive or
Resistive Load
0.375" (9.5mm) Lead Length
0.5
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG.1 TYPICAL FORWARD CURRENT
.732 ( 18.6 )
.692 ( 17.6 )
1.0
CHARACTERISTICS
1.5
50
DERATING CURVE
CASE TEMPERATURE, (
1.181 ( 30.0 )
1.102 ( 28.0 )
AC
.582 ( 14.8 )
.543 ( 13.8 )
.673 ( 17.1 )
.633 ( 16.1 )
2.0
MB-25
AC
2.5
T
Pulse width=300mS
1% Duty Cycle
.480 ( 12.2 )
.425 ( 10.8 )
100
J
( 11.5 )
3.0
.452
.673 ( 17.1 )
.633 ( 16.1 )
.033x.250
(0.8x6.4)
= 25
NO. 8 SCREW
1.181 ( 30.0 )
1.102 ( 28.0 )
HOLE FOR
O
C)
MAX.
3.5
O
C
4.0
150
4.5
1000
100
300
250
200
150
100
0.1
10
50
1
0
FIG.4 MAXIMUM NON-REPETITIVE FORWARD
1
0
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
20
2
.042 ( 1.1 )
.080 ( 2.0 )
TYP.
.732 ( 18.6 )
.692 ( 17.6 )
FIG.2 TYPICAL REVERSE
5
NUMBER OF CYCLES AT 60Hz
T
SURGE CURRENT
T
CHARACTERISTICS
A
40
A
DIA.
T
= 75
= 100
A
= 25
AC
MB-25W
O
60
1.181 ( 30.0 )
1.102 ( 28.0 )
C
.732 ( 18.6 )
.692 ( 17.6 )
8.3mS Single Half Sine-Wave
JEDEC Method
O
C
O
C
10
AC
80
20
HOLE FOR NO.
.468 ( 11.9 )
.429 ( 10.9 )
100
( 11.5 )
1.181 ( 30.0 )
1.102 ( 28.0 )
.452
( 15.0 )
8 SCREW
.591
50
MAX.
MAX.
120
140
100