Diodes SDM20U30LP - Manual (Page 2)

SDM20U30LP
Document number: DS30589 Rev. 11 - 2
2 of 4
www.diodes.com
December 2012
© Diodes Incorporated
SDM20U30LP
Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage V
RRM
V
RWM
V
R
30 V
RMS Reverse Voltage V
R(RMS)
21 V
Maximum (Peak) Forward Current I
FM
200 mA
Peak Forward Surge Current 8.3ms Half Sine I
FSM
1.0 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation P
D
250 mW
Thermal Resistance, Junction to Ambient Air R θJA 400 °C/W
Operating and Storage Temperature Range T
J
, T
STG
-65 to +125 °C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Min Typ Max Unit Test Conditions
Reverse Breakdown Voltage (Note 5) V
(BR)R
30 ⎯ ⎯ V I
R
= 150 μA
Forward Voltage Drop V F
⎯ ⎯
350
575
mV
I F = 20mA
I F = 200mA
Peak Reverse Current (Note 5) I
R
⎯ ⎯
150
30
μA
μA V
R
= 30V
V
R
= 10V
Total Capacitance C
T
⎯ 20 ⎯ pF V
R
= 0V, f = 1.0MHz
Notes: 5. Short duration pulse test used to minimize self-heating effect.
.001
.01
.1
1
10
1,000
100
0 200 400 600 800
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 1 Typical Forward Characteristics
F
I
, IN
S
T
AN
T
ANE
O
U
S F
O
R
WA
R
D
C
U
R
R
EN
T
(mA
)
F
T = 25°C
A
T = 75°C
A
T = 125°C
A
T = -25°C
A
0 5 10 15 20 25 30
I,
I
N
S
T
A
N
T
A
N
E
O
U
S
R
EV
E
R
SE
C
U
R
R
E
N
T
(A
)
R
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
R
100n
10m
1m