SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 60 Volts CURRENT 5.0 Amperes
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FEATURES
* High reliability
* Low switching noise
* Low forward voltage drop
* High current capability
* High switching capability
MECHANICAL DATA
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
* Case: Molded plastic
* Epoxy: Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight: 1.18 grams
SR520
THRU
SR560
MAXIMUM RATINGS (At T
A
= 25
o
C unless otherwise noted)
ELECTRICAL CHARACTERISTICS (At T
A
= 25
o
C unless otherwise noted)
NOTES : 1. Thermal Resistance (Junction to Ambient): Vertical PC Board Mounting, 0.5" (12.7mm) Lead Length.
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
DO-201AD
Dimensions in inches and (millimeters)
2001-5
CHARACTERISTICS
Maximum Average Reverse Current
at Rated DC Blocking Voltage
V
F
SYMBOL
I
R
m A m p s
Maximum Instantaneous Forward Voltage at 5.0A DC
Volts
10
.55
.70
T
A
= 25
o
C
UNITS
SR520
SR540
SR550
SR560
SR530
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375" (9.5mm) lead length
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
SYMBOL
V
RRM
V
DC
I
FSM
C
J
T
STG
V
RMS
UNITS
Volts
Volts
Volts
Amps
5.0
150
18
200
Amps
0
C / W
0
C
Storage Temperature Range
R
J A
I
O
-65 to + 125
pF
Operating Temperature Range
T
J
SR520
SR540
SR550
SR560
SR530
20
40
50
60
30
14
28
35
42
21
20
40
50
60
30
-65 to + 150
-65 to + 150
0
C
.220 (5.6)
.197 (5.0)
DIA.
.052 (1.3)
.048 (1.2)
DIA.
1.0 (25.4)
MIN.
.335 (8.5)
.375 (9.5)
1.0 (25.4)
MIN.
RECTRON
RATING AND CHARACTERISTIC CURVES ( SR520 HRU SR560 )
FIG. 1 - TYPICAL FORWARD CURRENT
DERATING CURVE
AVERAGE FORWARD CURRENT, (A)
LEAD TEMPERATURE, ( )
6
5
4
3
2
1
0
0
25
50
75
100
125
150
Single Phase
Half Wave 60Hz
Resistive of
Inductive Load
0.375" (9.5mm) Lead Length
SR520~SR540
SR550~SR560
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
20
10
5
2
1
.5
.2
.1
0
.2
.4
.6
.8
1
1.2
Pulse measurement
TJ = 125 (SR550~SR560)
TJ = 125 (SR520~SR540)
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, (nF)
REVERSE VOLTAGE, (V)
.1
.2
.5
1
2
5
10
20
40
4
2
1
.5
.2
.1
.05
.02
T
J
= 25
FIG. 2 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT, (mA)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
0
20
40
60
80
100
120
140
.001
.01
.1
1.0
10
T
J
= 125
T
J
= 75
T
J
= 25
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
PEAK FORWARD
SURGE CURRENT, (A)
NUMBER OF CYCLES AT 60Hz
1
2
5
10
20
50
100
150
125
100
75
50
25
8.3ms Single Half Sine-Wave
(JEDED Method)
0
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