BAS20DW-BAS21DW
Document number: DS30617 Rev. 11 - 2
2 of 4
www.diodes.com
November 2011
? Diodes Incorporated
BAS20DW-BAS21DW
Maximum Ratings
@TA
= 25°C unless otherwise specified
Characteristic Symbol BAS20DW BAS21DW Unit
Repetitive Peak Reverse Voltage
VRRM
200 250 V
Working Peak Reverse Voltage
DC Blocking Voltage
VRWM
VR
150 200 V
RMS Reverse Voltage
VR(RMS)
106 141 V
Forward Continuous Current
IFM
400 mA
Average Rectified Output Current
IO
200 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0μs
@ t = 1.0s
IFSM
2.5
0.5
A
Repetitive Peak Forward Surge Current
IFRM
625 mA
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5)
PD
200 mW
Thermal Resistance Junction to Ambient Air (Note 5)
RθJA
625
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
°C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 6) BAS20DW
BAS21DW
V(BR)R
200
250
?
?
V
IR
= 100
μA
Forward Voltage
VF
?
1.0
1.25
V
IF
= 100mA
IF
= 200mA
Reverse Current
@ Rated DC Blocking Voltage (Note 6)
IR
?
100
15
nA
μA
Tj
= 25
°C
Tj
= 100
°C
Total Capacitance
CT
?
5.0 pF VR
= 0, f = 1.0MHz
Reverse Recovery Time
trr
?
50 ns IF
= I
R
= 30mA,
Irr = 0.1 x IR, RL
= 100
Ω
Notes: 5. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
6. Short duration pulse test used to minimize self-heating effect.
0-50
050100150
250
200
150
50
100
T , AMBIENT TEMPERATURE ( C)A
°
Fig. 1 Derating Curve - Total
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
d
0.001
0.01
0.1
1
0
0.2 0. 60.4
I, INS
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)F
Fig. 2 Typical Forward Characteristics
0.8 1.21.0
1.4
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