Bas21tw new prod uc t, Maximum ratings, Thermal characteristics – Diodes BAS21TW User Manual
Page 2: Electrical characteristics
BAS21TW
Document number: DS35389 Rev. 3 - 2
2 of 4
April 2013
© Diodes Incorporated
BAS21TW
NEW PROD
UC
T
Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol
Value
Unit
Non-Repetitive Peak Reverse Voltage
V
RM
250 V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
250 V
RMS Reverse Voltage
V
R(RMS)
177 V
Forward Continuous Current (Note 5)
I
FM
200 mA
Non-Repetitive Peak Forward Surge Current
@ t = 50µs
@
t
=
100µs
@ t = 10ms
I
FSM
10
8
2
A
Thermal Characteristics
Characteristic Symbol
Value
Unit
Power Dissipation (Note 5)
P
D
300 mW
Thermal Resistance Junction to Ambient Air (Note 5)
R
θJA
417 °C/W
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +150
°C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol
Min
Max
Unit
Test
Condition
Reverse Breakdown Voltage (Note 6)
V
(BR)R
250
V
I
R
= 100µA
Forward Voltage
V
F
1.05
1.25
V
I
F
= 100mA
I
F
= 200mA
Reverse Current (Note 6)
I
R
100
100
nA
µA
V
R
= 200V
V
R
= 200V, T
J
= +150°C
Total Capacitance
C
T
5 pF
V
R
= 6, f = 1.0MHz
Reverse Recovery Time
t
rr
50 ns
V
R
= 6V, I
F
= 5mA
Notes:
5. Part mounted on FR-4 board with recommended pad layout, which can be found on our websit
6. Short duration pulse test used to minimize self-heating effect.
0
125
175
300
100
200
0
T , AMBIENT TEMPERATURE ( C)
Figure 1 Power Derating Curve, Total Package
A
°
P
,
P
O
WE
R
DIS
S
IP
A
T
IO
N (
m
W
)
D
25
100
50
75
150
50
150
250
Note 5
0
0.2
0.4
0.6 0.8 1.0
1.2 1.4
1.6 1.8
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 2 Typical Forward Characteristics, Per Element
F
0.1
1
10
100
1,000
I
, INS
TAN
TANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(mA
)
F
T = 150°C
A
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A