SK52A thru SK56A
Surface Mount Schottky Rectifier
Reverse Voltage 20V to 60V Forward Current 5A
Features
• Schottky barrier diodes
• Low forward voltage drop
• High Tunction 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
• AEC-Q101 qualified
Typical Applications
For use in low voltage,high freqency inverters,free wheeling, and polarity,protection application
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, T
A
=25℃
V
F
V
T
A
=25℃
T
A
=125℃
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 5.0×5.0mm copper pads
mA
15
96
Thermal Characteristics
Parameter
Symbol
SK52A
SK52AE
SK53A
SK53AE
SK54A
SK54AE
SK55A
SK55AE
SK56A
SK56AE
Unit
Typical thermal resistance
(1)
75
℃/W
38
15
Electrical Characteristics (TA = 25 °C unless otherwise noted)
Parameter
Test Conditions
Symbol
SK52A
SK52AE
SK53A
SK53AE
SK54A
SK54AE
SK55A
SK55AE
SK56A
SK56AE
Unit
0.55
0.67
Maximum DC reverse current
at rated DC blocking voltage
I
R
0.20
0.15
Maximum DC blocking voltage
20
30
40
50
60
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 repetitive peak reverse voltage
20
30
40
50
60
Maximum RMS voltage
14
21
28
35
42
Maximum Ratings (TA = 25 °C unless otherwise noted)
Parameter
Symbol
SK52A
SK52AE
SK53A
SK53AE
SK54A
SK54AE
SK55A
SK55AE
SK56A
SK56AE
Unit
www.goodark.com 1/6 2015.11-Rev.B
SK52A thru SK56A
Surface Mount Schottky Rectifier
Reverse Voltage 20V to 60V Forward Current 5A
Ratings and Characteristics Curves
(TA = 25℃ 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
1
2
3
4
5
0 25 50 75 100 125 150
Bridge Output Full Wave
Rectified Current, （A）
Lead temperature（℃）
0
30
60
90
120
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
(uA)
Percent of Rated Peak Reverse Voltage (%)
25℃
50℃
75℃
100℃
125℃
150℃
0.01
0.1
1
10
100
0.0 0.2 0.4 0.6 0.8 1.0
Instantaneous Forward
Current (A)
Instantaneous Forward Voltage (V)
25℃
50℃
75℃
100℃
125℃
150℃
www.goodark.com 2/6 2015.11-Rev.B