DS23024 Rev. 6 - 2
1 of 3
SB520 - SB560
www.diodes.com
SB520 - SB560
5.0A SCHOTTKY BARRIER RECTIFIER
Features
DO-201AD
Dim
Min
Max
A
25.40
B
7.20
9.50
C
1.20
1.30
D
4.80
5.30
All Dimensions in mm
A
A
B
C
D
Maximum Ratings and Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Epitaxial Construction
Guard Ring Die Construction for
Transient Protection
Low Power Loss, High Efficiency
High Surge Capability
High Current Capability and Low Forward
Voltage Drop
Surge Overload Rating to 150A Peak
For Use in Low Voltage, High Frequency
Inverters, Free Wheeling, and Polarity
Protection Applications
Plastic Material: UL Flammability
Classification Rating 94V-0
Mechanical Data
Case: Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 1.1 grams (approx.)
Mounting Position: Any
Marking: Type Number
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
SB520
SB530
SB540
SB550
SB560
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
20
30
40
50
60
V
RMS Reverse Voltage
V
R(RMS)
14
21
28
35
42
V
Average Rectified Output Current (See Figure 1) (Note 1)
I
O
5.0
A
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
I
FSM
150
A
Forward Voltage (Note 2)
@ I
F
= 5.0A
V
FM
0.55
0.67
V
Peak Reverse Current
@ T
A
= 25
C
at Rated DC Blocking Voltage (Note 2)
@ T
A
= 100
C
I
RM
0.5
mA
50
25
Typical Thermal Resistance Junction to Ambient (Note 1)
(Note 3)
R
qJA
25
C/W
R
qJL
8
Operating Temperature Range
T
j
-65 to +125
-65 to +150
C
Storage Temperature Range
T
STG
-65 to +150
Notes:
1. Measured at ambient temperature at a distance of 9.5mm from case.
2. Short duration test pulse used to minimize self-heating effect.
3. Thermal resistance junction to lead vertical P.C.B. mounted, 0.375" (9.5mm) lead length.
DS23024 Rev. 6 - 2
2 of 3
SB520 - SB560
www.diodes.com
0.01
0.1
10
1.0
I
,
INST
ANT
ANE
O
US
F
O
R
W
ARD
C
URRENT
(A)
F
V , INSTANTANEOUS F0RWARD VOLTAGE (V)
F
Fig. 3 Typical Forward Characteristics, SB550 & SB560
100
0
0.2
0.4
0.6
0.8
T = 100C
j
T = 25C
j
T = 125C
j
0
1
10
100
I
,
PEAK
F
O
R
W
ARD
S
URGE
CURRENT
(A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 4 Max Non-Repetitive Peak Fwd Surge Current
8.3ms Single Half-Sine-Wave
(JEDEC Method)
T = T
j
j(max)
30
60
90
120
150
C,
T
O
T
A
L
C
AP
ACIT
ANCE
(pF)
T
V , REVERSE VOLTAGE (V)
R
Fig. 5 Typical Total Capacitance
100
1000
3000
0.1
1.0
10
100
T = 25
C
j
SB520 - SB540
SB550 - SB560
0.01
0.1
1.0
10
100
I
,
INST
ANT
A
NE
O
US
F
O
R
W
ARD
C
URRENT
(A)
F
0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 2 Typical Forward Characteristics, SB520 - SB540
0.2
0.4
0.6
0.8
T = 25
C
j
T = 100
C
j
0
0
25
50
75
100
125
150
I
A
VERAGE
FOR
W
ARD
CURRENT
(A)
F(A
V),
T , LEAD TEMPERATURE (
C)
L
Fig. 1 Forward Current Derating Curve
1
2
4
5
3
Resistive or
Inductive Load
Resistive or Inductive Load
0.375" (9.5mm) lead length
SB520 - SB540
SB550 & SB560
0
8
16
24
32
40
I
,
INST
ANT
A
NE
O
US
REVERSE
CURRENT
(mA)
R
V
,
INSTANTANEOUS, REVERSE VOLTAGE (V)
R
Fig. 6 Typical Reverse Characteristics, SB520 - SB540
T = 125C
j
T = 100C
j
T = 75C
j
T = 25C
j
100
10
1.0
0.1
0.01
0.001
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