Mar-10-2004
1
SMBD914/MMBD914...
Silicon Switching Diode
For high-speed switching applications
SMBD914/MMBD914
3
1
2
Type
Package
Configuration
Marking
SMBD914/MMBD914
SOT23
single
s5D
Maximum Ratings at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Value
Unit
Diode reverse voltage
V
R
100
V
Peak reverse voltage
V
RM
100
Forward current
I
F
250
mA
Non-repetitive peak surge forward current
t = 1 s
t = 1 s
I
FSM
4.5
0.5
A
Total power dissipation
T
S
54C
P
tot
370
mW
Junction temperature
T
j
150
C
Storage temperature
T
stg
-65 ... 150
Thermal Resistance
Parameter
Symbol
Value
Unit
Junction - soldering point
1)
SMBD914/MMBD914
R
thJS
260
K/W
1
For calculation of R
thJA
please refer to Application Note Thermal Resistance
Mar-10-2004
2
SMBD914/MMBD914...
Electrical Characteristics at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Values
Unit
min.
typ.
max.
DC Characteristics
Breakdown voltage
I
(BR)
= 100 A
V
(BR)
100
-
-
V
Reverse current
V
R
= 20 V
V
R
= 75 V
V
R
= 20 V, T
A
= 150 C
V
R
= 75 V, T
A
= 150 C
I
R
-
-
-
-
-
-
-
-
0.025
0.1
30
50
A
Forward voltage
I
F
= 1 mA
I
F
= 10 mA
I
F
= 50 mA
I
F
= 100 mA
I
F
= 150 mA
V
F
-
-
-
-
-
-
-
-
-
-
715
855
1000
1200
1250
mV
AC Characteristics
Diode capacitance
V
R
= 0 V, f = 1 MHz
C
T
-
-
2
pF
Reverse recovery time
I
F
= 10 mA, I
R
= 10 mA, measured at I
R
= 1mA ,
R
L
= 100
t
rr
-
-
4
ns
Test circuit for reverse recovery time
EHN00019
F
D.U.T.
Oscillograph
Pulse generator: t
p
= 100ns, D = 0.05, t
r
= 0.6ns,
R
i
= 50
Oscillograph: R = 50
, t
r
= 0.35ns, C
1pF
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