SB520A thru SB560A
Vishay Semiconductors
formerly General Semiconductor
Document Number 88903 www.vishay.com
09-Mar-04 1
Schottky Barrier Rectifier Reverse Voltage 20 to 60V
Forward Current 5A
Maximum Ratings and Thermal Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol SB520A SB530A SB540A SB550A SB560A Unit
Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 V
Maximum RMS voltage VRMS 14 21 28 35 42 V
Maximum DC blocking voltage VDC 20 30 40 50 60 V
Maximum average forward rectified current
0.375" (9.5mm) lead length (SEE FIG.1) IF(AV) 5A
Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load IFSM 150 A
(JEDEC Method) at rated TL
Typical thermal resistance (2) RΘJA 25
RΘJC 10
RΘJL 8°C/W
Operating junction temperature range TJ–65 to +125 –65 to +150 °C
Storage temperature range TSTG -65 to +150 °C
Electrical Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol SB520A SB530A SB540A SB550A SB560A Unit
Max. instantaneous forward voltage at 5.0A (NOTE 1) VF0.50 0.70 V
Maximum instantaneous reverse current at TA= 25°C IR
0.5 mA
rated DC blocking voltage (1)
TA=
100°C 50 25
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Thermal resistance junction to lead vertical P.C.B. mounted, 0.375" (9.5mm) lead length
Features
• Low power loss, high efficiency
• For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
• Guardring for overvoltage protection
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Mechanical Data
Case: JEDEC DO-201AD molded plastic body
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
High temperature soldering guaranteed:
250°C/10 seconds 0.375” (9.5mm) lead length,
5lbs. (2.3kg) tension
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.04 oz., 1.12 g
0.210 (5.3)
0.190 (4.8)
Dia.
0.052 (1.32)
0.048 (1.22)
Dia.
1.0 (25.4)
Min.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
Min.
DO-201AD
Dimensions in inches and (millimeters)
New Product
SB520A thru SB560A
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com Document Number 88903
209-Mar-04
Ratings and
Characteristic Curves (TA= 25°C unless otherwise noted)
110 100
30
60
90
0
180
150
120
Fig. 2 - Maximum Non-repetitive Peak
Forward Surge Current
Peak Forward Surge Current (A)
Number of Cycles at 60 Hz
020 40 60 80 100 120 150
0
1.0
2.0
3.0
5.0
4.0
100
1,000
10
1.0 10 100
020 40 60 80 100
0.001
0.01
0.1
1
10
100
0.1 110
0.1
10
1
100
100
0.01
Fig. 1 - Forward Current
Derating Curve
Fig. 3 - Typical Instantaneous Forward
Characteristics
Fig. 5 - Typical Junction
Capacitance
Fig. 4 - Typical Reverse
Characteristics
Fig. 6 - Typical Transient
Thermal Impedance
Average Forward Current (A)
Lead Temperature (°C)
Instantaneous Reverse Current (mA)
Percent of Rated Peak Reverse Voltage (%)
Transient Thermal Impedance (°C/W)
t, Pulse Duration (sec.)
Instantaneous Forward Voltage (V)
Junction Capacitance (pF)
Reverse Voltage (V)
Resistive or Inductive Load
0.375" (9.5mm) lead length
SB520 - SB540
SB550 & SB560
00.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
0.01
0.1
1
10
50
Instantaneous Forward Current (A)
SB520 - SB540
SB550 & SB560
TJ = 25°C
TJ = 75°C
0.0001
TJ = 25°C
f=1.0 MHZ
Vsig=50mVp-p
SB520 - SB540
SB550 & SB560
TJ = 125°C
SB520 - SB540
SB550 & SB560
Pulse Width = 300µs
1% Duty Cycle
TJ = 25°C
TJ = 125°C
