SK52A thru SK56A
Surface Mount Schottky Rectifier
Reverse Voltage 20-60V Forward Current 5A
Features
• Low forward voltage drop
• High junction temperature
• Moisture sensitivity: level 1, per J-STD-020
• Plastic package has underwriters laboratory flammability
classification 94V-0
• Add suffix 'E' for halogen-free
• Halogen-free according to IEC 61249-2-21 definition Package: DO-214AC (SMA)
Applications
For use in low voltage, high freqency inverters, free wheeling and polarity
protection applications.
V
RRM
V
V
RMS
V
V
DC
V
I
F(AV)
A
I
FSM
A
T
J
, T
STG
°C
Maximum Instantaneous
Forward Voltage
I
F
=5A V
F
V
T
A
=25°C
T
A
=125°C
Typical Junction Capacitance 4.0 V, 1 MHz
C
J
pF
R
θJA
R
θJC
R
θJl
Note1: Thermal resistance from junction to lead, mounted on PCB with 8.0×8.0mm copper pads.
Unit
Typical Thermal Resistance
(1)
75
°C/W
38
15
mA
15
96
Thermal Characteristics
Parameter Symbol
0.55 0.67
Maximum DC Reverse Current at
Rated DC Blocking Voltage
I
R
0.20 0.15
Electrical Characteristics (T
A
= 25°C unless otherwise noted)
Parameter Test Conditions Symbol
Unit
Maximum Average Forward Rectified Current
5.0
Peak Forward Surge Current (8.3 ms single half
sine-wave superimposed on rated load)
120
Operating Junction and Storage Temperature
Range
-55 to +150
Maximum DC Blocking Voltage
20 30 40 50 60
Maximum RMS Voltage
14 21 28 35 42
Maximum Repetitive Peak Reverse Voltage
20 30 40 50 60
Maximum Ratings (T
A
= 25°C unless otherwise noted)
Parameter Symbol
SK52A
SK52AE
SK53A
SK53AE
SK54A
SK54AE
SK55A
SK55AE
SK56A
SK56AE
Unit
1/5
Value
• AEC-Q101 qualified
SK52A
SK52
AE
SK53A
SK53AE
SK54A
SK54AE
SK55A
SK55AE
SK56A
SK56AE
Ratings and Characteristics Curves
(T
A
= 25°C unless otherwise noted)
Figure 1. Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward
Surge Current
Figure 4. Typical Reverse Characteristics
(SK52A thru SK54A)
Figure 3. Typical Instantaneous Forward Characteristics
(SK52A thru SK54A)
0
25 50 75 100 125 150
Output Full Wave Rectified
Current (A)
Lead temperature (°C)
1 10 100
Peak Forward Surge Current
(A)
Number of Cycles at 60Hz
1.00
10.00
100.00
1000.00
10000.00
100000.00
10 20 30 40 50 60 70 80 90 100 110
Instantaneous Reverse Current
(μA)
Percent of Rated Peak Reverse Voltage (%)
0.01
0.1
1
10
100
Instantaneous Forward
Current (A)
Instantaneous Forward Voltage (V)
25°C
50°C
75°C
100°C
125°C
150°C
2/5
2
5°C
5
0°C
7
5°C
1
00°C
1
25°C
1
50°C
SK52A thru SK56A
Surface Mount Schottky Rectifier
Reverse Voltage 20-60V Forward Current 5A
0
1
2
3
4
5
0
30
60
90
120
0 0.2 0.4 0.6 0.8 1.0