SB2020 thru SB20100
Schottky Barrier Rectifiers
Reverse Voltage 35 to 100V Forward Current 20A
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
Mechanical Data
Case
: JEDEC R-6, molded plastic over sky die
MIL-STD-750, Method 2026
Polarity
Weight
: Color band denotes cathode end
: 0.042oz., 1.19 g
: Any
We declare that the material of product compliance
with ROHS requirements
Terminals : Plated axial leads, solderable per
Mounting position
Handling precautin : None
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
Parameter symbol
Device marking code
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)
Thermal resistance, junction to ambient
Operating junction and storage temperature range
Parameter symbol
Maximum instantaneous forward voltage at 20.0A
Maximum DC reverse current
TC = 25°C
Maximum DC reverse current
TC = 100°C
Typical junction capacitance at 4.0V, 1MHz
V
RRM
V
RMS
V
DC
IF(AV)
I
FSM1
RθJA
TJ, TSTG
Symbol
VF
Ir
Ir
CJ
Symbol
SB2035 SB2045 SB2050 SB2060 SB2080 SB20100
SB2035 SB2045 SB2050 SB2060 SB2080 SB20100
35
35
35
45
45
45
50
50
50
20.0
230
40
–40
to +150
SB2035 SB2045 SB2050 SB2060 SB2080 SB20100
60
60
60
80
80
80
100
100
100
V
V
V
A
A
°C/W
°C
Unit
Electrical Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
0.55
0.60
200
1000
0.70
0.90
Unit
V
uA
uA
500
380
PF
Notes:
1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
SB2020 thru SB20100
2. Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1
–
Forward Current Derating Curve
Average Forward Rectified Current (A)
Average Forward Rectified Current (A)
250
200
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)
20
10
100
0
25
50 75 100 125 150 175
Ambient Temperature,
°C
Fig 3.
–
Typical Instantaneous Forward
Characteristics
100
0
0
1
10
Number of Cycles at 60Hz
100
Fig 4.
–
Typical Reverse Characteristics
Instantaneous Reverse Current (mA)
10
Instantaneous Forward Current (A)
10
1.0
Tj=100℃
1.0
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
0.1
Tj=75℃
0.1
0.01
Tj=25℃
0.01
0.2
Transient thermal impedance(°C/W)
100
0.4
0.6
0.8
1.0
Instantaneous Forward Voltage (V)
Fig 5.
–typical
transient thermal
impedance
1.2
0.001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig 6.
–
Typical Junction Capacitance
1000
Junction Capacitance (pF)
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
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