BAT54T/AT/CT/ST
SCHOTTKY DIODES
200m AMPERES
30 VOLTS
Surface Mount Schottky Diodes
WEITRON
http://www.weitron.com.tw
1/3
09-Sep-05
SOT-523(SC-75)
1
2
3
SOT-523 Outline Dimensions (SC-75)
Unit:mm
A
B
D
E
G
M
L
H
J
TOP VIEW
Dim
A
B
C
D
E
G
H
J
K
L
M
Min
0.30
0.70
1.45
-
0.15
0.80
1.40
0.00
0.70
0.37
0.10
Max
0.50
0.90
1.75
0.50
0.40
1.00
1.80
0.10
1.00
0.48
0.25
K
C
SC-75
* Low forward voltage
* Fast switching
*
Ultra-Small Surface Mount Package
* PN Junction Guard Ring for Transient and
ESD Protection
Features:
Mechanical Data:
* Terminals: Solderable per MIL-STD-202, Method 208
* Polarity: See Diagrams Page.2
* Marking: See Diagrams Page.2
* Weight: 0.002 grams (approx)
Lead(Pb)-Free
P b
Maximum Ratings
(T
A
=25C Unless otherwise noted)
(T
A
=25C Unless otherwise noted)
Characteristic
Symbol
V
RRM
I
O
V
R
P
d
Value
Unit
30
200
150
150
Electrical Characteristics
Characteristic
Symbol
Reverse Breakdown Voltage
IR=100A
Forward Voltage
IF=0.1mA
IF=1mA
IF=10mA
IF=30mA
IF=100mA
Total Capacitance
V
R
=1V, f=1.0MHz
Reverse Current
V
R
=25V
V
(BR)R
V
F
C
T
I
R
Min
Max
Unit
30
240
320
400
500
1000
10
2
V
V
PF
A
Reverse Recover Time
I
F
I
=10mA,
R
=10mA~1mA, R
L
=100
Trr
5.0
nS
Device Marking
Item
Marking
Eqivalent Circuit diagram
1
3
1
2
3
1
2
3
BAT54T
BAT54CT
BAT54ST
BAT54AT
L1
L3
L4
L2
1
2
3
Non-Repetitive Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current
Power Dissipation
Storage Temperature Range
T
J
V
mA
mW
C
-55 to + 150
Storage Temperature Range
T
STG
C
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09-Sep-05
BAT54T/AT/CT/ST
Electrical Characteristic curves(T
A
=25C)
WEITRON
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09-Sep-05
BAT54T/AT/CT/ST
0.001
0.01
0.1
10
100
1
0
5
10
15
20
25
30
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 3 Typical Reverse Characteristics
T = 25C
A
T = 75C
A
T = 125C
A
T = 0C
A
0
2
4
12
10
8
6
0
10
15
5
20
30
25
)
F
p
(
E
C
N
A
T
I
C
A
P
A
C
L
A
T
O
T
,
C
T
V , REVERSE VOLTAGE (V)
R
Fig. 4 Typical Capacitance vs. Reverse Voltage
f = 1.0MHz
0.1
1
0.01
0.001
0.0001
0
1.0
0.4
0.6
0.8
0.2
)
A
(
T
N
E
R
R
U
C
D
R
A
W
R
O
F
S
U
O
E
N
A
T
N
A
T
S
N
I
,
I
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig..2 Forward Characteristics
T = - 40C
A
T = 125C
A
F
Fig..2 Forward Characteristics
T = - 40C
A
T = 125C
A
T = 75C
A
T = 25C
A
T = 0C
A
0
100
0
25
50
75
125
100
150
P
,
P
O
I
T
A
P
I
S
S
I
D
R
E
W
)
W
m
(
N
D
T , AMBIENT TEMPERATURE (C)
A
Fig. 1 Power Derating Curve
200
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