User Manual

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
θ
JA
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
= 150μA
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
0200
400 600
800
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 1 Typical Forward Characteristics
F
I , INS
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
EVE
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