DATA SHEET
SB4020PT~SB4060PT
ISOLATION SCHOTTKY BARRIER RECTIFIERS
VOLTAGE
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O.
Flame Retardant Epoxy Molding Compound.
• Exceeds environmental standards of MIL-S-19500/228
• Low power loss, high efficiency.
• High surge capacity.
• For use in low voltage,high frequency inverters
free wheeling , and polarlity protection applications.
• Both normal and Pb free product are available :
Normal : 80~95% Sn, 5~20% Pb
Pb free: 99% Sn above can meet Rohs environment substance directive request
.126(3.2)
.110(2.8)
.050(1.25)
.045(1.15)
.600(15.25)
.580(14.75)
20
to
60
Volts
CURRENT
40
Amperes
TO-3P
Unit: inch (mm)
.640(16.25)
.620(15.75)
.142(3.6)
.125(3.2)
.199(5.05)
.175(4.45)
• Low forwrd voltge, high current capability
.087(2.2)
.070(1.8)
.839(21.3)
.819(20.8)
.095(2.4)
.798(20.25)
.777(19.75)
.170(4.3)
.145(3.7)
MECHANCALDATA
Case: TO-3P Molded plastic
Terminals: Solder plated, solderable per MIL-STD-202G, Method 208
Polarity: As marked.
Standard packaging: Any
Weight: 0.2 ounces, 5.6grams.
AC
Positive CT
AC
.225(5.7)
.204(5.2)
.225(5.7)
.204(5.2)
.030(0.75)
.017(0.45)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
PARAMETER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Current .375”
(9.5mm) lead
length a t Tc =100℃
Peak Forward Surge Current :8.3ms single half sine-
wave superimposed on rated load (JEDEC method)
Maximum Forward Voltage at 20A
Maximum DC Reverse Current TA=25℃
at Rated DC Blocking Voltage TA=100℃
Maximum Thermal Resistance
Operating Junction and Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
AV
I
FSM
V
F
I
R
R
ΘJC
T
J
,T
STG
SB40
20PT
20
14
20
SB40
30PT
30
21
30
SB40
35PT
35
24.5
35
SB40
40PT
40
28
40
40
350
SB40
45PT
45
31.5
45
SB40
50PT
50
35
50
SB40
UNITS
60PT
60
42
60
V
V
V
A
A
0.55
1.0
100
1.5
- 50 to + 150
0.70
V
mA
℃/
W
℃
Note.
Both Bonding and Chip structure are available.
STAD-JAN.10.2005
PAGE . 1
RATING AND CHARACTERISTIC CURVES
AVERAGE FORWARD CURRENT,
Amps
PEAK FORWARD SURGE CURRENT,
Amps
50
40
30
20
10
0
0
480
420
360
300
240
8.3ms Single
Half Since-Wave
JEDEC Method
180
120
60
0
1
2
5
10
20
50
100
50
100
150
CASE TEMPERATURE,
O
C
NO. OF CYCLE AT 60Hz
Fig.1- FORWARD CURRENT DERATING CURVE
Fig.2- MAXIMUM NON - REPETITIVE SURGE
CURRENT
10
INSTANTANEOUS REVERSE CURRENT, mA
40
20~45V
50,60V
T
J
=100 C
1.0
O
FORWARD CURRENT, Amps
10
8
6
4
2
1.0
.8
.6
.4
.2
.1
0.1
T
J
=75 C
O
0.01
T
J
=25
O
C
T
J
= 25 C
Pulse Width = 300 us
1% Duty Cycle
O
0.001
.2
20
40
60
80
100
120
.3
.4
.5
.6
.7
.8
.9
140
PERCENT OF INSTANTANEOUS REVERSE VOLTAGE, %
FORWARD VOLTAGE, VOLTS
Fig.3- TYPICAL REVERSE CHARACTERISTICS
Fig.4- TYPICAL INSTANTANEOUS FORWARD
CHRACTERISTICS
STAD-JAN.10.2005
PAGE . 2
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