RATINGS AND CHARACTERISTIC CURVES ER490 / ER491
FIG.1-TYPICAL FORWARDCHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
50
1.2
1.0
0.8
0.6
0.4
0.2
0
0
20
40
60
80
100
120
O
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
INSTANTANEOUSFORWARDCURRENT,(A)
ER
49
1
10
3.0
1.0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
ER
49
0
140
160
180
200
Tj=25 C
Pulse Width 300us
1% Duty Cycle
AMBIENT TEMPERATURE ( C)
0.1
.0 1
.1
.3
.5
.7
.9
1. 1
1 .3
1 .5
FORWARD VOLTAGE,(V)
175
FIG.4-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,(pF)
150
125
100
75
50
25
0
.01
.05
.1
.5
1
5
10
50
100
FIG.3 - TYPICAL REVERSECHARACTERISTICS
100
REVERSE LEAKAGE CURRENT, (mA)
10
REVERSE VOLTAGE,(V)
1.0
Tj=7 5 C
.1
Tj=2 5 C
.01
0
20
40
60
80
10 0 12 0 14 0
PERCENTAGE RATED PEAK REVERSE VOLTAGE
DAESAN [ DAESAN ELECTRONICS CORP. ]
