BAT54T /AT /CT /ST
Document number: DS30259 Rev. 11 - 2
2 of 4
www.diodes.com
October 2010
? Diodes Incorporated
BAT54T /AT /CT /ST
Maximum Ratings
@TA
= 25°C unless otherwise specified
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
30 V
Forward Continuous Current (Note 5)
IFM
200 mA
Repetitive Peak Forward Current
IFRM
300 mA
Forward Surge Current @ t < 1.0s
IFSM
600 mA
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5)
PD
150 mW
Thermal Resistance, Junction to Ambient (Note 5)
RθJA
833
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +125
°C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage (Note 6)
V(BR)R
30
?
?
V
IR
= 100
μA
Forward Voltage
VF
?
?
240
320
400
500
1000
mV
IF
= 0.1mA
IF
= 1mA
IF
= 10mA
IF
= 30mA
IF
= 100mA
Reverse Leakage Current (Note 6)
IR
?
?
2.0
μA
VR
= 25V
Total Capacitance
CT
?
?
10 pF VR
= 1.0V, f = 1.0MHz
Reverse Recovery Time
trr
?
?
5.0 ns IF
= 10mA through I
R
= 10mA
to IR
= 1.0mA, R
L
= 100
Ω
Notes: 5. Device 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.
0.1
0.01
1
0.001
0.0001
0
1.0
0.4
0.6
0.8
0.2
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)F
Fig. 1 Typical Forward Characteristics
0.0010
0.01
0.1
10
1
100
510152025
30
V , INSTANTANEOUS REVERSE VOLTAGE (V)R
Fig. 2 Typical Reverse Characteristics
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