Characteristics STTH1R04
2/10 DocID14749 Rev 2
1 Characteristics
To evaluate the conduction losses use the following equation:
P = 0.9 x I
F(AV)
+ 0.250 x I
F
2
(RMS)
Table 2. Absolute ratings (limiting values at 25 °C, unless otherwise specified)
Symbol Parameter Value Unit
V
RRM
Repetitive peak reverse voltage 400 V
I
F(AV)
Average forward current, δ = 0.5
DO-41 T
lead
= 100 °C
1.0 A
DO-15 T
lead
= 105 °C
SMA T
lead
= 125 °C
SMB T
lead
= 140 °C
I
FSM
Surge non repetitive forward current t
p
= 10 ms Sinusoidal 30 A
T
stg
Storage temperature range -65 to +175 °C
T
j
Maximum operating junction temperature
(1)
1. On infinite heatsink with 10 mm lead length
175 °C
Table 3. Thermal parameters
Symbol Parameter Value Unit
R
th(j-l)
Junction to lead
Lead length = 10 mm
on infinite heatsink
DO-41 55
°C/W
DO-15 50
R
th(j-l)
Junction to lead
SMA 35
SMB 25
Table 4. Static electrical characteristics
Symbol Parameter Test conditions Min Typ Max Unit
I
R
(1)
1. Pulse test: t
p
= 5 ms, δ < 2 %
Reverse leakage current
T
j
= 25 °C
V
R
= V
RRM
5
µA
T
j
= 125 °C 5 50
V
F
(2)
2. Pulse test: t
p
= 380 µs, δ < 2 %
Forward voltage drop
T
j
= 25 °C
I
F
= 1.0 A
1.5
VT
j
= 100 °C 1.0 1.25
T
j
= 150 °C 0.9 1.15
