General Semiconductor SBLF25L20CT, SBLF25L30CT Datasheet
SBLF25L20CT THRU SBLF25L30CT
LOW VFSCHOTTKY ISOLATED PLASTIC RECTIFIER
Reverse Voltage - 20 and 25 Volts Forward Current - 25.0 Amperes
FEATURES
¨ Isolated plastic package has Underwriters Laboratory
Flammability Classification 94V-0
¨ Metal silicon junction, majority carrier conduction
¨ Low power loss, high efficiency
¨ High current capability
¨ Very low forward voltage drop
¨ High surge capability
¨ Guardring for overvoltage protection
¨ For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
¨ High temperature soldering guaranteed:
250¡C/10 seconds, 0.16" (4.06mm) from case
MECHANICAL DATA
Case: JEDEC ITO-220AB fully overmolded plastic body
Terminals: Leads solderable per MIL-STD-750,
Method 2026
Polarity: As marked
Mounting Position: Any
Weight: 0.08 ounce, 2.24 grams
Mounting Torque: 5in.-lbs. max.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25¡C ambient temperature unless otherwise specified.
SYMBOLS SBLF25L20CT SBLF25L25CT SBLF25L30CT UNITS
Maximum repetitive peak reverse voltage V
RRM
20 25 30 Volts
Maximum RMS voltage V
RMS
14 17 21 Volts
Maximum DC blocking voltage V
DC
20 25 30 Volts
Maximum average forward rectified current
at TC=95¡C
I
F(AV)
25.0 Amps
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load (JEDEC Method)
I
FSM
180.0 Amps
Maximum instantaneous forward voltage per leg at 12.5A
(NOTE 1)
TC=125¡C V
F
0.39
TC=25¡C 0.49
Volts
Maximum instantaneous reverse current at T
C
=25¡C 1.0
rated DC blocking voltage per leg
(NOTE 1)
TC=100¡C I
R
50.0 mA
TC=125¡C 100.0
Typical thermal resistance per leg
(NOTE 2)
R
QJC
4.0 ¡C/W
Operating junction and storage temperature range TJ, T
STG
-40 to +125 ¡C
RMS Isolation voltage from terminals to heatsink 4500
(NOTE 3)
with RH ² 30% V
ISOL
3500
(NOTE 4)
Volts
1500
(NOTE 5)
NOTES:
(1) Pulse test: 300ms pulse width, 1% duty cycle
(2) Thermal resistance from junction to case per leg
(3) Clip mounting (on case), where lead does not overlap heatsink with 0.110Ó offset.
(4) Clip mounting (on case), where leads do overlap heatsink.
(5) Screw mounting with 4-40 screw, where washer diameter is £ 4.9 mm (0.19Ó).
Dimensions in inches and (millimeters)
ITO-220AB
NEW PRODUCT NEW PRODUCT NEW PRODUCT
2/17/99
0.600 (15.5)
0.580 (14.5)
0.560 (14.22)
0.530 (13.46)
0.205 (5.20)
0.195 (4.95)
0.405 (10.27)
0.383 (9.72)
0.191 (4.85)
0.171 (4.35)
0.060 (1.52)
0.037 (0.94)
0.027 (0.69)
0.105 (2.67)
0.095 (2.41)
0.676 (17.2)
0.646 (16.4)
PIN
3
2
1
0.140 (3.56)
0.130 (3.30)
0.350 (8.89)
0.330 (8.38)
PIN 1
PIN 3
0.188 (4.77)
0.172 (4.36)
0.110 (2.80)
0.100 (2.54)
0.131 (3.39)
DIA.
0.022 (0.55)
0.014 (0.36)
0.122 (3.08)
0.110 (2.80)
0.100 (2.54)
PIN 2
DIA.
0.01
0.1
1
10
100
0.1
1
10
100
0
50
100
150
0
5
10
15
20
25
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
0.01
0.1
1
10
50
1
10
100
0
50
100
150
200
250
300
0.1
1
10
100
100
1,000
4,000
0
20
40
60
80
100
0.001
0.01
0.1
1
10
50
TJ=125¡C
FIG. 1 - FORWARD CURRENT DERATING CURVE
LEAD TEMPERATURE, ¡C
AVERAGE FORWARD CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT PER LEG
NUMBER OF CYCLES AT 60 H
Z
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS PER LEG
INSTANTANEOUS FORWARD CURRENT,
AMPERES
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE PER LEG
JUNCTION CAPACITANCE, pF
REVERSE VOLTAGE, VOLTS
TJ=TJmax.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
TJ=75¡C
TJ=25¡C
TJ=25¡C
PULSE WIDTH=300ms
1% DUTY CYCLE
TJ=125¡C
FIG. 6 - TYPICAL TRANSIENT THERMAL
IMPEDANCE PER LEG
t, PULSE DURATION, sec.
TRANSIENT THERMAL IMPEDANCE, °C/W
TJ=25¡C
f=1.0 MHz
Vsig=50mVp-p
RESISTIVE OR INDUCTIVE LOAD
RATINGS AND CHARACTERISTIC CURVES SBLF25L20CT THRU SBLF25L30CT
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