SB520A Datasheet, PDF (2/2 Pages) Vishay Siliconix – Schottky Barrier Rectifier

SB520A thru SB560A
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves (TA = 25°C unless otherwise noted)
Fig. 1 - Forward Current
Derating Curve
5.0
4.0
3.0
2.0 _{Resistive or Inductive Load}
0.375" (9.5mm) lead length
1.0
SB520 - SB540
SB550 & SB560
0
0
20 40 60 80 100 120
150
Lead Temperature (°C)
Fig. 3 - Typical Instantaneous Forward
Characteristics
50
10 ^{TJ = 125°C}
Pulse Width = 300µs
1% Duty Cycle
1
TJ = 25°C
0.1
0.01
0
0.2 0.4 0.6
SB520 - SB540
SB550 & SB560
0.8 1.0 1.2 1.4 1.6
Instantaneous Forward Voltage (V)
Fig. 5 - Typical Junction
Capacitance
1,000
TJ = 25°C
f=1.0 MHZ
Vsig=50mVp-p
100
SB520 - SB540
SB550 & SB560
10
1.0
10
100
Reverse Voltage (V)
www.vishay.com
2
Fig. 2 - Maximum Non-repetitive Peak
Forward Surge Current
180
150
120
90
60
30
0
1
100
10
1
0.1
10
100
Number of Cycles at 60 Hz
Fig. 4 - Typical Reverse
Characteristics
TJ = 125°C
TJ = 75°C
0.01
TJ = 25°C
0.001
SB520 - SB540
SB550 & SB560
0.0001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig. 6 - Typical Transient
Thermal Impedance
100
10
1
0.1
0.01
0.1
1
10
100
t, Pulse Duration (sec.)
Document Number 88903
09-Mar-04