FORMOSA SR550

SR520
THRU
SR5100
5.0 AMP SCHOTTKY BARRIER RECTIFIERS
VOLTAGE RANGE
20 to 100 Volts
CURRENT
5.0 Amperes
FEATURES
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Epitaxial construction
DO-27
.220(5.6)
.197(5.0)
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
.375(9.5)
.285(7.2)
1.0(25.4)
MIN.
.052(1.3)
.048(1.2)
DIA.
* Weight: 1.10 grams
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
SR520 SR530 SR540 SR550 SR560 SR580 SR5100 UNITS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
20
14
20
30
21
30
40
28
40
50
35
50
See Fig. 1
Peak Forward Surge Current, 8.3 ms single half sine-wave
5.0
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 5.0A
Maximum DC Reverse Current
Ta=25 C
150
at Rated DC Blocking Voltage
Typical Junction Capacitance (Note1)
Typical Thermal Resistance RqJA (Note 2)
Operating Temperature Range TJ
Storage Temperature Range TSTG
60
42
60
80
56
80
0.85
5.0
50
380
Ta=100 C
10
-65
+125
-65
-65
+150
NOTES:
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient Vertical PC Board Mounting 0.5"(12.7mm) Lead Length.
V
V
V
A
0.70
0.55
100
70
100
+150
A
V
mA
mA
pF
C/W
C
C
RATING AND CHARACTERISTIC CURVES (SR520 THRU SR5100)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
FIG.2-TYPICAL FORWARD
0
0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE,( C)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
80
~S
R
51
00
60
54
~S
R
20
0~
SR
5
55
3.0
SR
5
1.0
SR
2.0
10
SR
5
3.0
INSTANTANEOUS FORWARD CURRENT,(A)
4.0
0
50
5.0
00
51
SR
0~
55
SR
0
54
SR
0~
52
SR
AVERAGE FORWARD CURRENT,(A)
CHARACTERISTICS
6.0
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0.1
PEAK FORWARD SURGE CURRENT,(A)
150
.01
120
.1
.3
.5
.7
.9
1.1
1.3
1.5
FORWARD VOLTAGE,(V)
90
8.3ms Single Half
Tj=25 C
Sine Wave
60
JEDEC method
30
FIG.5 - TYPICAL REVERSE
CHARACTERISTICS
0
1
5
50
10
100
100
NUMBER OF CYCLES AT 60Hz
REVERSE LEAKAGE CURRENT, (mA)
FIG.4-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,(pF)
1400
1200
1000
800
600
400
10
Tj=75 C
1.0
.1
Tj=25 C
200
0
.01
.05
.1
.5
1
REVERSE VOLTAGE,(V)
5
10
50
100
.01
0
20
40
60
80
100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)