LESHAN RADIO COMPANY, LTD.
SB520 thru SB5100
1.Feature & Dimensions
* Plastic package has Underwriters Laboratory
*
*
*
*
Flammability Classification 94V-0
Low power loss,high efficiency
For use in low voltage high frequency inverters,
free wheeling,and polarity protection applications
Guarding for over voltage protection
High temperature soldering guaranteed:
260°C/10 seconds at terminals
Schottky Barrier Rectifiers
Reverse Voltage 20 to 100V
Forward Current 5.0A
2.Mechanical Data
Case:
JEDEC DO-201AD, molded plastic
over glass body
Terminals:
Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.04 oz., 1.13 g
Handling precautin:None
We declare that the material of product
compliance with RoHS requirements.
3.Electrical Characteristic
Maximum Ratings & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length (See fig. 1)
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC
Method)
symbol
V
RRM
V
RMS
V
DC
IF(AV)
I
FSM
SB520 SB530 SB540 SB550 SB560 SB580 SB5100
20
14
20
30
21
30
40
28
40
50
35
50
5.0
150
–40 to +125
60
42
60
80
56
80
Unit
V
V
V
A
A
°C
100
70
100
Operating junction and storage temperature range TJ, TSTG
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter Symbol
Maximum instantaneous forward voltage at 5.0A
Maximum DC reverse current TA = 25°C
at rated DC blocking voltage TA = 100°C
Typical thermal resistance (Note 2)
Typical junction capacitance at 4.0V, 1MHz
symbol
V
F
IR
RθJA
CJ
500
SB520 SB530 SB540 SB550 SB560
SB580
SB5100
0.50
0.70
0.5
20
25
380
0.84
Unit
V
mA
°C/W
PF
NOTES:
1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
1/3
LESHAN RADIO COMPANY, LTD.
4. Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1
–
Forward Current Derating Curve
Average Forward Rectified Current (A)
Average Forward Rectified Current (A)
Single phase
half wave 60HZ
Resistive or
Inductive Load
0.375" (9.5mm)
lead length
Fig. 2
–
Maximum Non-repetitive Peak
Forward Surge Current
TJ = TJ max
8.3ms Single Half Sine-wave
(JEDEC Method)
5.0
150
2.5
75
0
0
25
50 75 100 125 150 175
Ambient Temperature, °C
0
1
10
Number of Cycles at 60Hz
100
Instantaneous Forward Current (A)
Instantaneous Reverse Current (mA)
100
Fig 3.
–
Typical Instantaneous Forward
Characteristics
Fig 4.
–
Typical Reverse Characteristics
10
Tj=125℃
10
1.0
Tj=75℃
1.0
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
0.1
0.1
0.01
Tj=25℃
0.01
0.2
0.4
0.6
0.8
1.0
1.2
Instantaneous Forward Voltage (V)
0.001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig 6.
–
Typical Junction Capacitance
1000
Junction Capacitance (pF)
Transient thermal impedance(°C/W)
100
Fig 5.
–typical
transient thermal
impedance
10
℃
100
1.0
0.1
0.01
0.1
1.0
10
t,Pulse duration,sec
100
1.0
0.1
1
10
Reverse Voltage (V)
100
2/3
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