SDM03MT40/A
Document number: DS30372 Rev. 12 - 2
2 of 4
www.diodes.com
October 2013
? Diodes Incorporated
SDM03MT40/A
Maximum Ratings
(@TA
= +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
40
V
RMS Reverse Voltage
VR(RMS)
28
V
Forward Continuous Current (Note 6)
IFM
30
mA
Non-Repetitive Peak Forward Surge Current @8.3ms
Single half sine-wave superimposed on rated load
(JEDEDC method)
IFSM
200
mA
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 5)
PD
225
mW
Thermal Resistance, Junction to Ambient Air
RθJA
444
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-40 to +125
°C
Electrical Characteristics
(@TA
= +25°C, unless otherwise specified.)
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 6)
V(BR)R
40
?
?
V
IR = 10μA
Forward Voltage Drop (Note 6)
VF
?
?
370
mV
IF
= 1mA
Leakage Current (Note 6)
IR
?
?
1
μA
VR
= 10V
Total Capacitance
CT
?
2
?
pF
VR = 1V f = 1.0 MHz
Notes: 5. Device mounted on FR-4 PC board with recommended
pad layout, which can be found on our website at
http://www.diodes.com/dat
asheets/ap02001.pdf.
6. Short duration pulse test used to minimize self-heating effect.
0 0.2 0.4 0.6
0.8 1.0
1.2
1.4
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)F
Fig. 1 Typical Forward Characteristics
100m
1m
10m
1
0
5101520
25
30 35
I, I
N
S
T
A
N
T
A
N
E
O
U
S
R
EVE
R
SE
C
U
R
R
E
N
T
(A)
R
V , INSTANTANEOUS REVERSE VOLTAGE (V)R
Fig. 2 Typical Reverse Characteristics
100n
10n
1n
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