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Characteristics SM6HT
2/8
1 Characteristics
Table 1. Absolute maximum rating (T
amb
= 25° C)
Symbol Parameter Value Unit
P
PP
Peak pulse power dissipation
(1)
1. for a surge greater than the maximum values, the diode will fail in short circuit.
T
j
initial = T
amb
600 W
P Power dissipation on infinite heatsink T
amb
= 50° C 6 W
I
FSM
Non repetitive surge peak forward
current for unidirectional types
t
p
= 10 ms
T
j
initial = T
amb
75 A
T
stg /
T
j
Storage and operating junction temperature range -65 to 175 °C
T
L
Maximum lead temperature for soldering during 10 s. 260 °C
Table 2. Thermal resistances
Symbol Parameter Value Unit
R
th(j-l)
Junction to leads 20 °C/W
R
th(j-a)
Junction to ambient on printed circuit on recommended pad layout 100 °C/W
Table 3. Electrical characteristics (T
amb
= 25° C)
Symbol Parameter
V
RM
Stand-off voltage
V
BR
Breakdown voltage
V
CL
Clamping voltage
I
RM
Leakage current
I
PP
Peak pulse current
V
F
Forward voltage drop
V
F
< 3.5 V @ I
F
= 50 A
(pulse test: t
p
≤ 500 µs)
I
Z
Continuous regulation current
V
CL
V
RM
V
F
V
I
RM
I
PP
I
F
I
V
BR
Types Marking
I
RM
@ V
BR
V
BR
@ I
R
(1)
V
CL
@ I
PP
αT
(2)
I
Z
@
T
amb
=25° C T
amb
=150° C 10/1000 µs T
amb
=50°C
max max min nom max max max max
µA µA V V V V mA V A 10
-4
/°C mA
SM6HT24A EMB
25
20.5 22.8 24 25.2
1
33.2 18.0 9.4 50
SM6HT27A EPB 23.1 25.7 27 28.4 37.5 16.0 9.6 44
SM6HT30A ERB 25.6 28.5 30 31.5 41.5 14.5 9.7 40
SM6HT36A EVB 30.8 34.2 36 37.8 49.9 12.0 9.9 33
SM6HT39A EXB 33.3 37.1 39 41.0 53.9 11.1 10.0 20
SM6HT43A EYB 36.8 40.9 43 45.2 59.3 10.1 10.1 28
1. Pulse test: t
p
< 50 ms
2. ΔV
BR
= αT x (T
amb
- 25) x V
BR
(25° C)
