SPICE MODELS: BAT54T BAT54AT BAT54CT BAT54ST
BAT54T /AT /CT /ST
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
NEW PRODUCT
·
·
·
·
·
·
·
·
·
·
·
·
·
·
Ultra-Small Surface Mount Package
Low Forward Voltage Drop
Fast Switching
PN Junction Guard Ring for Transient and
ESD Protection
Available in Lead Free/RoHS Compliant Version (Note 3)
A
SOT-523
Dim
A
Min
0.15
0.75
1.45
¾
0.90
1.50
0.00
0.60
0.10
0.10
0.45
0°
Max
0.30
0.85
1.75
¾
1.10
1.70
0.10
0.80
0.30
0.20
0.65
8°
Typ
0.22
0.80
1.60
0.50
1.00
1.60
0.05
0.75
0.22
0.12
0.50
¾
TOP VIEW
B C
B
C
D
G
H
J
K
L
M
N
a
Mechanical Data
Case: SOT-523
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture sensitivity: Level 1 per J-STD-020C
Terminals: Finish - Solderable per MIL-STD-202, Method 208
Also Available in Lead Free Plating (Matte Tin Finish
annealed over Alloy 42 leadframe). Please See Ordering
Information, Note 5, on Page 2
Polarity: See Diagrams Below
Marking: See Diagrams Below & Page 2
Weight: 0.002 grams (approx.)
Ordering Information, see Page 2
K
G
H
M
N
J
D
L
All Dimensions in mm
BAT54T Marking: L1
BAT54AT Marking: L2
@ T
A
= 25°C unless otherwise specified
BAT54CT Marking: L3
BAT54ST Marking: L4
Maximum Ratings
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current (Note 1)
Repetitive Peak Forward Current
Forward Surge Current
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
@ t < 1.0s
Symbol
V
RRM
V
RWM
V
R
I
FM
I
FRM
I
FSM
P
d
R
qJA
T
j
, T
STG
Value
30
200
300
600
150
833
-65 to +125
Unit
V
mA
mA
mA
mW
°C/W
°C
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage (Note 2)
@ T
A
= 25°C unless otherwise specified
Symbol
V
(BR)R
Min
30
¾
¾
¾
¾
Typ
¾
¾
¾
¾
¾
Max
¾
240
320
400
500
1000
2.0
10
5.0
Unit
V
Test Condition
I
R
= 100mA
I
F
= 0.1mA
I
F
=
1mA
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
V
R
= 25V
V
R
= 1.0V, f = 1.0MHz
I
F
= 10mA through I
R
= 10mA
to I
R
= 1.0mA, R
L
= 100W
Forward Voltage (Note 2)
V
F
I
R
C
T
t
rr
mV
Reverse Leakage Current (Note 2)
Total Capacitance
Reverse Recovery Time
Notes:
mA
pF
ns
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 efffect.
3. No purposefully added lead.
DS30259 Rev. 6 - 2
1 of 2
www.diodes.com
BAT54T /AT /CT /ST
ã
Diodes Incorporated
200
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
1
NEW PRODUCT
P
D
, POWER DISSIPATION (mW)
0.1
T
A
= 125ºC
0.01
T
A
= 75ºC
T
A
= 25ºC
T
A
= 0ºC
100
0.001
T
A
= -40ºC
0
0
25
50
75
100
125
0.0001
0
0.2
0.4
0.6
0.8
1.0
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Forward Characteristics
f = 1.0MHz
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Derating Curve
100
T
A
= 125ºC
12
C
T
, TOTAL CAPACITANCE (pF)
10
10
T
A
= 75ºC
8
1
T
A
= 25ºC
6
0.1
T
A
= 0ºC
4
0.01
2
0.001
0
5
10
15
20
25
30
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
0
0
5
10
15
20
25
30
V
R
, REVERSE VOLTAGE (V)
Fig. 4 Typical Capacitance vs. Reverse Voltage
Ordering Information
Device
BAT54T-7
BAT54AT-7
BAT54CT-7
BAT54ST-7
Notes:
(Note 4 and 5)
Packaging
SOT-523
SOT-523
SOT-523
SOT-523
Shipping
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
4. For Packaging Details: go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
5. For Lead Free/RoHS Compliant version part number, please add "-F" suffix to the part number above. Example: BAT54T-7-F.
Marking Information
XXYM
Date Code Key
Year
Code
Month
Code
Jan
1
2002
N
Feb
2
March
3
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)
2003
P
Apr
4
2004
R
May
5
Jun
6
2005
S
Jul
7
2006
T
Aug
8
Sep
9
2007
U
Oct
O
2008
V
Nov
N
2009
W
Dec
D
DS30259 Rev. 6 - 2
2 of 2
www.diodes.com
BAT54T /AT /CT /ST
