BAT54T, BAT54AT / CT / ST
SURFACE MOUNT
SCHOTTKY BARRIER DIODE
REVERSE VOLTAGE – 30 Volts
FORWARD CURRENT – 0.2 Ampere
FEATURES
Extremely Fast Switching Speed
Low Forward Voltage
Very Small Conduction Losses
MECHANICAL DATA
Case: SOT-523 Plastic
Case Material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
Moisture Sensitivity: Level 1 per J-STD-020D
Lead Free in RoHS 2002/95/EC Compliant
SOT-523
SOT-523
Dim. Min. Max.
A 0.70 0.90
A1 0.00 0.10
b 0.25 0.325
c 0.10
0.20
D 1.50 1.70
E 1.45 1.75
E1 0.75 0.85
e 0.50 Typ.
e1 0.90 1.10
L 0.55 Ref.
Dimensions in millimeter
Maximum Ratings & Thermal Characteristics
@ T
A
= 25 unless otherwise specified
Characteristic Symbol
BAT54T BAT54AT
BAT54CT
BAT54ST
Units
Repetitive Peak Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
30 V
Average Rectified Output Current I
O
200 mA
Forward Surge Current @t<1.0s I
FSM
600 mA
Power Dissipation P
D
150 mW
Operating Temperature Range T
J
125
Storage Temperature Range T
STG
-65~+150
Electrical Characteristics
@
T
A
= 25 unless otherwise specified
Characteristic Test Condition Symbol
BAT54T BAT54AT
BAT54CT
BAT54ST
Unit
Reverse Breakdown Voltage I
R
= 100uA V
BR
30 V
Maximum Forward Voltage
I
F
= 0.1mA
I
F
= 1mA
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
V
F
240
320
400
500
1000
mV
Maximum DC Reverse Current
at Rated DC Blocking Voltage
V
R
= 25V I
R
2 uA
Typical Diode Capacitance V
R
=1.0V,f=1MHz
C
D
10 pF
Reverse Recovery time
Irr=1mA,
IR=IF=10mA
RL=100Ω
trr 5 nS
REV. 2, Oct-2010, KSHR23
RATING AND CHARACTERISTIC CURVES
BAT54T, BAT54AT / CT / ST
FIG.1- TYPICAL FORWORD CHARACTERISTICS
0.0001
0.001
0.01
0.1
1
0 0.2 0.4 0.6 0.8 1
V
F
, INSTANTANEOUS FORWARD VOLTAGE, (V)
I
F
, INSTANTANEOUS FORWARD
CURRENT, (A)
FIG.2- TYPICAL REVERSE CHARACTERISTICS
0.001
0.1
10
0 5 10 15 20 25 30
V
R
, INSTANTANEOUS REVERSE VOLTAGE, (V)
I
R
, INSTANTANEOUS REVERSE
CURRENT, (uA)
FIG.3- TYPICAL JUNCTION CAPACITANCE
0
2
4
6
8
10
12
0 10 20 30
V
R
, REVERSE VOLTAGE, (V)
C
T
, CAPACITANCE, (pF)
FIG.4- POWER DERATING CURVE
0
50
100
150
200
0 25 50 75 100 125 150
T
A
, AMBIENT TEMAERATURE, ( C)
P
D
, POWER DISSIPATION, (mW)
Device Marking :
Device P/N Marking Equivalent Circuit Diagram
BAT54T L1
BAT54AT L2
BAT54CT L3
BAT54ST L4
O
Tj=25°C, f=1MHz
TA=25°C
TA=125°C
TA=75°C
TA=0°C
TA=-40°C
TA=0°C
TA=25°C
TA=75°C
TA=125°C
Legal Disclaimer Notice
BAT54T, BAT54AT / CT / ST
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and specifications
at any time without notice. Customers should obtain and confirm the latest product
information and specifications before final design, purchase or use.
LSC makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does LSC assume any liability for application assistance or
customer product design. LSC does not warrant or accept any liability with products which
are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of
LSC.
LSC products are not authorized for use as critical components in life support devices or
systems without express written approval of LSC.