BAT54WSeries
BAT54W / BAT54AW / BAT54CW / BAT54SW
Surface Mount Schottky Barrier Diode
PB FREE PRODUCT
SOT-323
A
FEATURES
L
Dim
A
B
B S
Min
1.800
1.150
Max
2.200
1.350
1.000
0.400
1.400
0.100
0.250
0.500
0.720
2.400
0.420
·
·
·
Low Turn-on Voltage
Fast Switching
PN Junction Guard Ring for Transient and
ESD Protection
Top View
C
D
G
H
0.800
0.300
1.200
0.000
0.100
0.350
0.590
2.000
0.280
V
G
C
D
H
K
J
MECHANICAL DATA
J
K
L
S
V
·
·
·
·
·
Case: SOT-323, Molded Plastic
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: See Diagrams Below
Weight: 0.006 grams (approx.)
Mounting Position: Any
3
3
3
1
2
All Dimension in mm
3
3
1
2
1
2
1
2
1
2
BAT54W Marking:KL5, L4
BAT54AW Marking:KL6, L42
BAT54CW Marking: KL7, L43
BAT54SW Marking: KL8, L44
MAXIMUM
RATINGS
(TJ = 125°C unless otherwise noted)
Rating
Reverse Voltage
Forward Power Dissipation
@ TA = 25°C
Derate above 25°C
Forward Current (DC)
Junction Temperature
Storage Temperature Range
Symbol
VR
PF
225
1.8
IF
TJ
Tstg
200 Max
125 Max
– 55 to +150
mW
mW/°C
mA
°C
°C
Value
30
Unit
Volts
ELECTRICAL CHARACTERISTICS
(TA = 25°C unless otherwise noted) (EACH DIODE)
Characteristic
Reverse Breakdown Voltage (IR = 10
µA)
Total Capacitance (VR = 1.0 V, f = 1.0 MHz)
Reverse Leakage (VR = 25 V)
Forward Voltage (IF = 0.1 mAdc)
Forward Voltage (IF = 30 mAdc)
Forward Voltage (IF = 100 mAdc)
Reverse Recovery Time
(IF = IR = 10 mAdc, IR(REC) = 1.0 mAdc) Figure 1
Forward Voltage (IF = 1.0 mAdc)
Forward Voltage (IF = 10 mAdc)
Forward Current (DC)
Repetitive Peak Forward Current
Non–Repetitive Peak Forward Current (t < 1.0 s)
Symbol
V(BR)R
CT
IR
VF
VF
VF
trr
VF
VF
IF
IFRM
IFSM
Min
30
—
—
—
—
—
—
—
—
—
—
—
Typ
—
7.6
0.5
0.22
0.41
0.52
—
0.29
0.35
—
—
—
Max
—
10
2.0
0.24
0.5
1.0
5.0
0.32
0.40
200
300
600
Unit
Volts
pF
µAdc
Vdc
Vdc
Vdc
ns
Vdc
Vdc
mAdc
mAdc
mAdc
BAT54W Series
BAT54W / BAT54AW / BAT54CW / BAT54SW
Surface Mount Schottky Barrier Diode
PB FREE PRODUCT
820
Ω
+10 V
2k
100
µH
0.1
µF
DUT
50
Ω Οutput
Pulse
Generator
50
Ω
Input
Sampling
Oscilloscope
VR
Input Signal
IF
0.1
µF
tr
10%
tp
t
IF
trr
t
90%
IR
I
R(REC) = 1 mA
Output Pulse
(IF = IR = 10 mA; measured
at
I
R(REC) = 1 mA)
Notes: 1. A 2.0 kΩ variable resistor adjusted for a Forward Current (IF) of 10 mA.
Notes:
2. Input pulse is adjusted so IR(peak) is equal to 10 mA.
Notes:
3. tp » trr
Figure 1. Recovery Time Equivalent Test Circuit
100
1000
TA = 150°C
100
10
1 50°C
IR , Reverse
Current
(µA)
IF, Forward
Current
(mA)
TA = 125°C
10
1.0
TA = 85°C
0.1
0.01
TA = 25°C
0.001
0.1
0.2
0.3
0.4
0.5
0.6
0
5
V F, Forward
Voltage (V)
10
15
20
VR,
Reverse Voltage (V)
25
30
1 25°C
1.0
85°C
25°C
– 40°C
– 55°C
0.1
0.0
Figure 2. Forward Voltage
Figure 3. Leakage Current
14
12
C T ,
Total Capacitance (pF)
10
8
6
4
2
0
0
5
10
15
20
25
30
VR,
Reverse Voltage (V)
Figure 4. Total Capacitance
Microcontroller MCU
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