Diodes B140WS - Manual (Page 2)

B140WS
Document number: DS31543 Rev. 3 - 2
2 of 4
www.diodes.com
August 2012
© Diodes Incorporated
B140WS
NEW PROD
UC
T
Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage V
RRM
V RWM
V
R
40 V
RMS Reverse Voltage V
R(RMS)
28 V
Average Rectified Output Current I
O
1 A
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimposed on rated load
I
FSM
3 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5) P D
235 mW
Typical Thermal Resistance Junction to Ambient (Note 5) R θJA 426 °C/W
Operating and Storage Temperature Range T
J,
T
STG
-40 to +125 °C
Electrical Characteristics
(@T A = +25°C, unless otherwise specified.)
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage (Note 6) V
(BR)R
40 ⎯ ⎯ V I
R
= 1mA
Forward Voltage V
F
⎯ 0.54 0.62 V I
F
= 1A
Reverse Current (Note 6) I
R
⎯ 2.0 50 μA V
R
= 40V
Total Capacitance C
T
⎯
⎯
125
20
⎯
⎯
pF
pF V R = 0V, f = 1.0MHz
V
R
= 10V, f = 1.0MHz
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.
6. Short duration pulse test used to minimize self-heating effect.
7. d P
TDT
/ d T
J
< 1/R θJA
Figure 1 Typical Forward Characteristics
0.000001
0.00001
0.0001
0.001
0.01
0.1
1
0 100 200 300 400 500 600 700
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
T
I
, I
N
ST
ANT
A
NEOUS
F
O
RW
ARD
CURRENT
(
A
)
F
T = 125 C
A
°
T = 85 C
A
°
T = 25 C
A
°
T = -55 C
A
°
0.0001
0.001
0.01
0.1
1
10
100
1,000
10,000
0 10 20 25 35 40 15 5.0 30
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Figure 2 Typical Reverse Characteristics
R
T = 25°C
A
T = 75°C
A
T = 125°C
A
T = 5°C
A
-5
I,
I
N
S
T
AN
T
AN
E
O
U
S
R
EVE
R
SE
C
U
R
R
EN
T
(µ
A
)
R