BAT54WT
thru
BAT54SWT
200mWatt, 30Volt
Schottky Barrier Diode
Features
• Low Forward Voltage
• Surface Mount SOT-323 Package
• Capable of 200mWatts of Power Dissipation
Part
Number
Device
Marking Type Pin
Configuration
BAT54WT KL5 Single Figure 1
BAT54AWT KL6 Dual Figure 2
BAT54CWT KL7 Dual Figure 3
BAT54SWT KL8 Dual Figure 4
Maximum Ratings
Continuous Reverse Voltage VR
30V
Repetitive Peak Forward Current IFRM 300mA
Non-Repetitive Peak Forward Current t<1s IFSM 600mA
Total Power Dissipation @ TA = 25°C
PD
200mW
Storage Temperature Range Tstg -55°C to 150°C
Electrical Characteristics @ 25°C Unless Otherwise Specified
Ratings Symbol Max. Notes
Forward Voltage at
IF = 0.1mA
IF = 1mA
IF = 10mA
IF = 30mA
IF = 100mA
VF
240mV
320mV
400mV
500mV
1000mV
Reverse Current IR2 uA VR = 25V
Reverse Breakdown
Voltage V(BR)>30V
Capacitance CJ
10pF Measured at
1.0MHz, VR=1.0V
Reverse Recovery
Time trr 5nS IF=IR=10mA;
I(REC) = 1mA
Thermal Resistance,
Junction to Ambient RθJA
500K/W
Forward Current IF
200mA
Junction Temperature Tj
150°C
SOT-323
Suggested Solder
Pad Layout
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .071 .087 1.80 2.20
B .045 .053 1.15 1.35
C .079 .087 2.00 2.20
D .026 Nominal 0.65Nominal
E .047 .055 1.20 1.40
F .012 .016 .30 .40
G .000 .004 .000 .100
H .035 .039 .90 1.00
J .004 .010 .100 .250
K .012 .016 .30 .40
A
C
B
D
E
F
G
H
J
1.90
0.70
0.90
0.65
0.65
DIMENSIONS
K
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20736 Marilla Street Chatsworth
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MCC
www.mccsemi.com
Revision: 3 2006/05/13
TM
Micro Commercial Components
• Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
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Figure 1
Figure 3
Figure 4
Figure 2
Pin Configuration - Top View
MCC
www.mccsemi.com
Revision: 3 2006/05/13
BAT54WT thru BAT54SWTTM
Micro Commercial Components
0
50
100
150
200
250
250 50 75 100 125 150
P, POWER DISSIPATION (mW)
d
T, AMBIENT TEMPERATURE (°C)
A
Fig. 4 Power Derating Curve
300
0
2
4
10
8
6
12
010 15
520 30
25
C , TOTAL CAPACITANCE (pF)
T
V , REVERSE VOLTAGE (V)
R
Fig. 3 Typical Capacitance vs. Reverse Voltage
f = 1.0MHz
0.001
0.01
0.1
10
1
100
05 10 15 20 25 30
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
T = 25ºC
A
T = 75ºC
A
T = 125ºC
A
T = 0ºC
A
0.1
0.01
1
0.001
0.0001
01.0
0.4 0.6 0.8
0.2
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 1 Forward Characteristics
T = -40ºC
A
T = 125ºC
AT = 75ºC
A
T = 25ºC
A
T = 0ºC
A
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MCC
Revision: 3 2006/05/13
TM
Micro Commercial Components
www.mccsemi.com
3 of 3
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