DS30259 Rev. 3 - 2
1 of 2
BAT54T /AT /CT /ST
BAT54T /AT /CT /ST
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
·
Case: SOT-523, Molded Plastic
·
Case material - UL Flammability Rating 94V-0
·
Moisture sensitivity: Level 1 per J-STD-020A
·
Terminals: Solderable per MIL-STD-202,
Method 208
·
Polarity: See Diagrams Below
·
Marking: See Diagrams Below & Page 2
·
Weight: 0.002 grams (approx.)
·
Ordering Information, see Page 2
Mechanical Data
Maximum Ratings
@ T
A
= 25°C unless otherwise specified
·
Ultra-Small Surface Mount Package
·
Low Forward Voltage Drop
·
Fast Switching
·
PN Junction Guard Ring for Transient and
ESD Protection
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
30
V
Forward Continuous Current (Note 1)
I
FM
200
mA
Repetitive Peak Forward Current
I
FRM
300
mA
Forward Surge Current
@ t < 1.0s
I
FSM
600
mA
Power Dissipation (Note 1)
P
d
150
mW
Thermal Resistance, Junction to Ambient (Note 1)
R
q
JA
833
°C/W
Operating and Storage Temperature Range
T
j
, T
STG
-65 to +125
°
C
Notes:
1. 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.
2. Short duration test pulse used to minimize self-heating effect.
A
M
J
L
D
B C
H
K
N
G
TOP VIEW
C
E
B
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 2)
V
(BR)R
30
¾
¾
V
I
R
= 100mA
Forward Voltage (Note 2)
V
F
¾
¾
240
320
400
500
1000
mV
I
F
= 0.1mA
I
F
= 1mA
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
Reverse Leakage Current (Note 2)
I
R
¾
¾
2.0
m
A
V
R
= 25V
Total Capacitance
C
T
¾
¾
10
pF
V
R
= 1.0V, f = 1.0MHz
Reverse Recovery Time
t
rr
¾
¾
5.0
ns
I
F
= 10mA through I
R
= 10mA
to I
R
= 1.0mA, R
L
= 100W
Electrical Characteristics
@ T
A
= 25°C unless otherwise specified
BAT54T Marking: L1
BAT54AT Marking: L2
BAT54CT Marking: L3
BAT54ST Marking: L4
T
C
U
D
O
R
P
W
E
N
SOT-523
Dim
Min
Max
Typ
A
0.15
0.30
0.22
B
0.75
0.85
0.80
C
1.45
1.75
1.60
D
¾
¾
0.50
G
0.90
1.10
1.00
H
1.50
1.70
1.60
J
0.00
0.10
0.05
K
0.60
0.80
0.75
L
0.10
0.30
0.22
M
0.10
0.20
0.12
N
0.45
0.65
0.50
a
0°
8°
¾
All Dimensions in mm
DS30259 Rev. 3 - 2
2 of 2
BAT54T /AT /CT /ST
T
C
U
D
O
R
P
W
E
N
Ordering Information
(Note 3)
Device
Packaging
Shipping
BAT54T-7
SOT-523
3000/Tape & Reel
BAT54AT-7
SOT-523
3000/Tape & Reel
BAT54CT-7
SOT-523
3000/Tape & Reel
BAT54ST-7
SOT-523
3000/Tape & Reel
Notes:
3. For Packaging Details: go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
0
100
0
25
50
75
100
125
P
P
O
W
E
R
D
I
S
S
I
P
A
T
I
O
N
(
m
W
)
D
,
T , AMBIENT TEMPERATURE (
°C)
A
Fig. 1 Power Derating Curve
200
0.1
1
1000
100
10
0
100
200
300
400
600
500
I
,
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
(
m
A
)
F
T , INSTANTANEOUS FORWARD VOLTAGE (mV)
j
Fig. 2, Typical Forward Characteristics
T = -25°C
A
T = +25°C
A
T = +125°C
A
T = +100°C
A
0.1
1
1000
100
10
0
50
100
150
T , JUNCTION TEMPERATURE (
°C)
j
Fig. 3, Typical Reverse Characteristics
V = 25V
R
Month
Jan
Feb
March
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Date Code Key
XX = Product Type Marking Code (See Page 1, e.g. L1 = BAT54T)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
XXYM
Marking Information
Year
2002
2003
2004
2005
2006
2007
2008
2009
Code
N
P
R
S
T
U
V
W
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