EM2 - EM2B RECTIFIER DIODES
PRV : 400 - 800 Volts
Io : 1.2 Ampere
FEATURES :
* High current capability
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Pb / RoHS Free
MECHANICAL DATA :
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.34 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25 °C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL EM2 EM2A EM2B UNIT
Maximum Peak Reverse Voltage VRM 400 600 800 V
Maximum Peak Reverse Surge Voltage VRSM 450 650 850 V
Maximum Average Forward Current IF(AV) 1.2 A
Nonrepetitive Peak Surge Current
(50 Hz Half-cycle Sine Wave Single Shot)
Maximum Forward Voltage at 1.2 Amp. VF0.92 V
Maximum Reverse Current at Reverse Voltage Ta = 25 °CIR10 μA
Maximum Reverse Current at Reverse Voltage Ta = 100 °CIR(H) 50 μA
Junction Temperature Range TJ - 40 to + 140 °C
Storage Temperature Range TSTG - 40 to + 140 °C
Page 1 of 2 Rev. 03 : March 30, 2005
RATING
IFSM 80 A
DO - 41
Dimensions in inches and ( millimeters )
1.00 (25.4)
MIN.
0.107 (2. 7)
0.080 (2. 0)
0.205 (5. 2)
0.166 (4. 2)
1.00 (25.4)
MIN.
0.034 (0. 86)
0.028 (0. 71)
RATING AND CHARACTERISTIC CURVES ( EM2 - EM2B )
FIG.1 - DERATING CURVE FOR OUTPUT FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT
0 20 40 60 80 100 120 140 1 2 4 6 10 20 40 60 100
AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 50Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
FORWARD VOLTAGE
,
VOLTS
Page 2 of 2 Rev. 03 : March 30, 2005
1
.
2
0
.
9
0
.
6
0
.
3
1..
5
10
1.0
80
0
100
0
60
40
20
1.0
80
0.1
0.01
10
0.1
100 140
020 40 60 120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERE S
FORWARD CURRENT , AMPERES
REVERSE CURRENT,
MICROIAMPERES
Ta = 25 °C
Ta = 100 °C
TJ = 25 °C
Ta = 25 °C
Pulse Width = 300 μs
2% Duty Cycle
0.01
