Document
SR2520CT THRU SR2560CT
25.0 AMP SCHOTTKY BARRIER RECTIFIERS
FEATURES
* Low forward voltage drop * High current capability * High reliability * High surge current capability * Epitaxial construction
MECHANICAL DATA
* Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Lead solderable per MIL-STD-202,
method 208 guranteed * Polarity: As Marked * Mounting position: Any * Weight: 2.24 grams
VOLTAGE RANGE
20 to 60 Volts
CURRENT
25.0 Amperes
.108 (2.75)
.412 (10.5)
MAX.
TO-220
3.8 f +.2 HOLE THRU
.248 (6.3) .595
(15.1) MAX.
.180 (4.6)
.050 (1.27)
.051 (1.3)
MAX.
.040 (1.0)
MAX.
.100
(2.54)
.550 .158 (14.0) (4.0) MIN.
MAX.
.120 (3.05)
PIN 1 PIN 3
+ CASE PIN 2
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current
at Tc=120 C Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage per Leg at 12.5A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Typical Thermal Resistance R JC (Note 1) Operating Temperature Range TJ
Storage Temperature Range TSTG
SR2520 CT
20 14 20
SR2530 CT
30 21 30
SR2535 CT
35 24 35
SR2540 CT
40 28 40
SR2545 CT
45 31 45
SR2550 CT
50 35 50
SR2560 CT
UNITS
60 V
42 V
60 V
25 A
150 0.55
1.0
100 2.0 -65 +150 -65 +150
A 0.65 V
mA
mA C/W
C C
NOTES:
1. Thermal Resistance Junction to Case.
INSTANTANEOUS FORWARD CURRENT,(A)
SR2520CT~SR2545CT SR2550CT~SR2560CT
AVERAGE FORWARD CURRENT,(A)
RATING AND CHARACTERISTIC CURVES (SR2520CT THRU SR2560CT)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
30
25 20 15
10 5 0 0
20 40 60 80 100 120 140 160 180 200 CASE TEMPERATURE,( C)
FIG.2-TYPICAL FORWARD CHARACTERISTICS
50
10 5.0
1.0 0.1
Tj=25 C
Pulse Width 300us 1% Duty Cycle
REVERSE LEAKAGE CURRENT, (mA)
FIG.3 - TYPICAL REVERSE CHARACTERISTICS
100
10
1.0 Tj=75 C
.1
Tj=25 C
.01 0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
PEAK FORWARD SURGE CURRENT,(A)
.01 .1
.2 .3 .4 .5 .6 .7
FORWARD VOLTAGE,(V)
.8
FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
150 120
90 60 30
0 1
Tj=25 C
8.3ms Single Half Sine Wave JEDEC method
5 10 NUMBER OF CYCLES AT 60Hz
50 100
.