NEW PRODUCT
NEW PRODUCT
NEW PRODUCT
SBLB2030CT AND SBLB2040CT
SCHOTTKY RECTIFIER
Reverse Voltage -
30 and 40 Volts
TO-263AB
Forward Current -
20.0 Amperes
FEATURES
♦
Plastic package has Underwriters Laboratory
Flammability Classifications 94V-0
♦
Metal silicon junction,
majority carrier conduction
♦
Low power loss, high efficiency
♦
High current capability,
low forward voltage drop
♦
High surge capability
♦
For use in low voltage, high frequency inverters, free
wheeling, and polarity protection applications
♦
Dual rectifier construction, positive center-tap
♦
Guardring for overvoltage protection
♦
High temperature soldering guaranteed:
250°C/10 seconds, 0.17" (4.3mm) from case
0.380 (9.65)
0.420 (10.67)
0.245 (6.22)
MIN
K
0.160 (4.06)
0.190 (4.83)
0.045 (1.14)
0.055 (1.40)
0.320 (8.13)
0.360 (9.14)
1
K
2
0.575 (14.60)
0.625 (15.88)
0.047 (1.19)
0.055 (1.40)
SEATING
PLATE
-T-
0.090 (2.29)
0.110 (2.79)
0.018 (0.46)
0.025 (0.64)
0.027 (0.686)
0.037 (0.940)
0.080 (2.03)
0.110 (2.79)
0.095 (2.41)
0.100 (2.54)
MECHANICAL DATA
PIN 1
K - HEATSINK
PIN 2
Dimensions in inches and (millimeters)
Case:
JEDEC TO-263AB molded plastic
Terminals:
Leads solderable per MIL-STD-750,
Method 2026
Polarity:
As marked
Mounting Position:
Any
Mounting Torque:
5 in. - lbs.max.
Weight:
0.08 ounce, 2.24 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
SBLB2030CT
SBLB2040CT
UNITS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at T
C
=105°C
Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load
(JEDEC Method)
Peak repetitive reverse surge current
(NOTE 3)
Maximum instantaneous forward voltage
per leg at 10.0A
(NOTE 1)
Maximum instantaneous current at
T
C
=25°C
rated DC blocking voltage per leg
(NOTE 1)
T
C
=100°C
Typical thermal resistance per leg
(NOTE 2)
Operating junction and storage temperature range
NOTES:
(1) Pulse test: 300µs pulse width, 1% duty cyle
(2) Thermal resistance from junction to case per leg
(3) 2.0µs pulse width, f=1.0 KH
Z
V
RRM
V
RMS
V
DC
I
(AV)
30
21
30
20.0
40
28
40
Volts
Volts
Volts
Amps
I
FSM
I
RRM
V
F
I
R
R
ΘJC
T
J
, T
STG
175.0
1.0
0.55
1.0
50.0
2.0
-40 to +125
Amps
Amp
Volts
mA
°C/W
°C
4/98
RATINGS AND CHARACTERISTIC CURVES SBLB2030CT AND SBLB2040CT
FIG. 1 - FORWARD CURRENT DERATING CURVE
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT PER LEG
20
16
12
8
4
0
300
250
200
150
100
50
0
1
RESISTIVE OR INDUCTIVE LOAD
T
J
=T
J
max.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
50
100
150
10
NUMBER OF CYCLES AT 60 H
Z
100
LEAD TEMPERATURE, °C
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
PER LEG
50
50
PULSE WIDTH=300µs
1% DUTY CYCLE
10
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
T
J
=125°C
INSTANTANEOUS FORWARD CURRENT,
AMPERES
10
T
J
=125°C
1
T
J
=75°C
1
T
J
=25°C
0.1
0.1
0.01
T
J
=25°C
0.01
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
1.0
1.1 1.2
1
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
0.001
0
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 6 - TYPICAL TRANSIENT THERMAL
IMPEDANCE PER LEG
FIG. 5 - TYPICAL JUNCTION CAPACITANCE PER LEG
4,000
JUNCTION CAPACITANCE, pF
T
J
=25°C
f=1.0 MHz
Vsig=50mVp-p
TRANSIENT THERMAL IMPEDANCE,
°C/W
100
10
1,000
1
100
0.1
1
10
100
REVERSE VOLTAGE, VOLTS
0.1
0.01
0.1
1
10
100
t, PULSE DURATION, sec.
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