1N582x
THERMAL RESISTANCES
Symbol
Parameter
Value
Unit
Rth (j-a)
Rth (j-l)
Lead length = 10 mm
Lead length = 10 mm
80
°C/W
Junction to ambient
Junction to lead
25
°C/W
STATIC ELECTRICAL CHARACTERISTICS
Symbol
Parameter
Tests Conditions
1N5820 1N5821 1N5822
Unit
IR *
2
2
2
mA
Reverse leakage
current
Tj = 25°C
Tj = 100°C
VR = VRRM
20
20
0.5
0.9
20
mA
V
VF *
0.475
0.85
0.525
0.95
Forward voltage drop Tj = 25°C
Tj = 25°C
IF = 3 A
V
IF = 9.4 A
Pulse test : * tp = 380 µs, δ < 2%
To evaluate the conduction losses use the following equations :
2
P = 0.33 x IF(AV) + 0.035 IF2(RMS ) for 1N5820 / 1N5821
P = 0.33 x IF(AV) + 0.060 IF (RMS ) for 1N5822
Fig. 2: Average forward power dissipation versus
average forward current (1N5822).
Fig. 1: Average forward power dissipation versus
average forward current (1N5820/1N5821).
PF(av)(W)
PF(av)(W)
2.0
1.8
δ = 0.1
δ = 0.2
δ = 0.5
δ = 0.2
δ = 0.5
δ = 0.1
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
δ = 0.05
δ = 0.05
δ = 1
δ = 1
T
T
tp
=tp/T
δ
tp
=tp/T
δ
IF(av) (A)
1.5 2.0
IF(av) (A)
2.0 2.5
0.0
0.5
1.0
2.5
3.0
3.5
0.0
0.5
1.0
1.5
3.0
3.5
4.0
2/5
STMICROELECTRONICS [ ST ]
