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Dc Components
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MMB254 Datasheet Preview

MMB254 Datasheet

(MMB2505 - MMB2510) TECHNICAL SPECIFICATIONS OF SINGLE-PHASE SILICON BRIDGE RECTIFIER

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MMB254 pdf
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DC COMPONENTS CO., LTD.
R RECTIFIER SPECIALISTS
MMB2505
THRU
MMB2510
TECHNICAL SPECIFICATIONS OF SINGLE-PHASE SILICON BRIDGE RECTIFIER
VOLTAGE RANGE - 50 to 1000 Volts
CURRENT - 25 Amperes
FEATURES
* Metal case for Maximum Heat Dissipation
* Diffused Junction
* High current capability
* Surge overload ratings - 400 Amperes
* Low forward voltage drop
* High Reliability
MECHANICAL DATA
* Case: Metal case, electrically isolated
* Epoxy: UL 94V-0 rate flame retardant
* Terminals: Plated .25"(6.35mm) Faston lugs, Solderable per
MIL-STD-202E, Method 208 guaranteed
* Polarity: As marked
* Mounting position: Any
* Weight: 25 grams approx.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
.500
(12.7)
TYP.
MMB-25
.310(7.9)
.290(7.4)
.480(12.2)
.425(10.8)
1.181(30.0)
1.102(28.0)
.673(17.1)
.633(16.1)
HOLE FOR
NO. 8 SCREW
.732(18.6)
.692(17.6)
AC
AC
.673(17.1) 1.181(30.0)
.633(16.1) 1.102(28.0)
.582(14.8)
.543(13.8)
.033 x .250
(0.8 x 6.4)
Dimensions in inches and (millimeters)
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Bridge Input Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Output Current at Tc = 55oC
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Maximum Forward Voltage Drop per element at 12.5A DC
Maximum DC Reverse Current at Rated
@TA = 25oC
DC Blocking Voltage per element
@TA = 100oC
I2t Rating for Fusing (t<8.3ms)
Typical Junction Capacitance (Note1)
Typical Thermal Resistance (Note 2)
Operating and Storage Temperature Range
NOTES : 1.Measured at 1 MHZ and applied reverse voltage of 4.0 volts.
2.Thermal Resistance from Junction to Case per leg.
SYMBOL
VRRM
VRMS
VDC
IO
MMB2505 MMB251 MMB252 MMB254 MMB256 MMB258 MMB2510 UNITS
50 100 200 400 600 800 1000 Volts
35 70 140 280 420 560 700 Volts
50 100 200 400 600 800 1000 Volts
25 Amps
IFSM
400 Amps
VF
IR
I2t
CJ
RθJ C
TJ,TSTG
1.1
10
500
374
300
2.5
-55 to +150
Volts
µAmps
A2Sec
pF
0C/W
0C



Dc Components
Dc Components

MMB254 Datasheet Preview

MMB254 Datasheet

(MMB2505 - MMB2510) TECHNICAL SPECIFICATIONS OF SINGLE-PHASE SILICON BRIDGE RECTIFIER

No Preview Available !

MMB254 pdf
RATING AND CHARACTERISTIC CURVES (MMB2505 THRU MMB2510)
FIG. 1 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
500
FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE
25
400
8.3ms Single Half Sine-Wave
20
(JEDEC Mathod)
300 15
200 10
Single Phase Half Wave
60Hz Inductive or
Resistive Load
100 5
0
12
5 10 20
50 100
NUMBER OF CYCLES AT 60Hz
0
50 100
CASE TEMPERATURE, (oC)
150
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
100
TJ=25oC
10
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
10
1.0
Pulse Width=300ms
1% Duty Cycle
1
.1
.6 .7 .8 .9 1.0 1.1 1.2 1.3
INSTANTANEOUS FORWARD VOLTAGE, (V)
.1
TJ=25oC
.01
0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
DC COMPONENTS CO., LTD.
R


Part Number MMB254
Description (MMB2505 - MMB2510) TECHNICAL SPECIFICATIONS OF SINGLE-PHASE SILICON BRIDGE RECTIFIER
Maker Dc Components
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