Maximum DC Blocking Voltage
Parameter
Maximum Repetitive Peak Reverse Voltage
Maximum RMS voltage
Maximum Average Forward Rectified Current
1）
Typical Junction Capacitance
40
V
28
V
V
5.0
-55 ~ +150
A
A
V
mA
pF
°C
Units
Absolute Maximum Ratings and Electrical characteristics
Ratings at ambient temperature unless otherwise specified.Single phase, half wave, 60Hz resistive or inductive load,
for capacitive load, derate by 20 %
25 °C
40
Peak Forward Surge Current,8.3ms
Single Half Sine-wave Superimposed
on Rated Load (JEDEC method)
Max Instantaneous Forward Voltage at 5 A
Maximum DC Reverse Current
at Rated DC Reverse Voltage
Operating Junction Temperature Range
SSL54BF
T = 25°C
j
T =100°C
j
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
C
j
T
j
Symbols
T
stg
Storage Temperature Range
0.45
-55 ~ +150
°C
0.3
40
280
2）
45
Typical Thermal Resistance
R
θJA
°C/W
130
Page 1 of 3
2017.01
SMBF-S-SS 54BF-5A40VL
PINNING
PIN
1
2
DESCRIPTION
Cathode
Anode
Simplified outline SMBF and symbol
1
2
Surface Mount Schottky Barrier Rectifier
Reverse Voltage - 40V
Forward Current - 5.0A
FEATURES
• Metal silicon junction, majority carrier conduction
• For surface mounted applications
• Low power loss, high efficiency
• High forward surge current capability
• For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
MECHANICAL DATA
pprox. Weight: 5
• Case: SMBF
• Terminals: Solderable per MIL-STD-750, Method 2026
• A 7mg / 0.002oz
Measured at 1 MHz and applied reverse voltage of 4 V D.C
（2）
（1）
P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.
SSL54BF
Jingdao Microelectronics co.LTD
山 东 晶 导 微 电 子 股 份 有 限 公 司
Fig.3 Typical Forward Characteristic
Instaneous Forward Current (A)
Instaneous Forward Voltage (V)
0.01
100
1
10
100
Fig.6- Typical Transient Thermal Impedance
Transient Thermal Impedance（ /W）°C
t, Pulse Duration（sec）
0.1 1 10
0.1
0
0.2
1
10
0.4 0.6 0.8
10 100
Fig.5 Maximum Non-Repetitive Peak
Forward Surage Current
Peak A)Forward Surage Current (
Number of Cycles at 60Hz
1
20
40
60
00
100
Page 2 of 3
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T =25
j
°C
120
160
140
80
8.3 ms Single Half Sine Wave
(JEDEC Method)
T =25
a
°C
Reverse Voltage (V)
Fig.2 Typical Reverse Characteristics
Instaneous Current ( μA)Reverse
20
40 60 80
0
T =25
J
°C
T =100
J
°C
Percent of Rated Peak Reverse Voltage（%）
100
10
0
10
1
10
2
10
3
10
4
T =75
J
°C
Fig.4 Typical Junction Capacitance
Junction Capacitance ( pF)
Reverse Voltage (V)
10
0.1 10
100
500
20
1001
1000
T =25
J
°C
Fig.1 Forward Current Derating Curve
1.0
2.0
3.0
4.0
5.0
6.0
0.0
25 50
75
100 125
Average Forward Current (A)
Case Temperature (°C)
150
2017.01
SSL54BF
Jingdao Microelectronics co.LTD
山 东 晶 导 微 电 子 股 份 有 限 公 司