SR3A - SR3M
PRV : 50 - 1000 Volts
Io : 3.0 Amperes
FEATURES :
*
*
*
*
*
*
High current capability
High surge current capability
High reliability
Low reverse current
Low forward voltage drop
Fast switching for high efficiency
SURFACE MOUNT
FAST RECOVERY RECTIFIERS
SMC (DO-214AB)
1 .1
±
0.3
±
0.15
±
0.15
8.0
3.0
±
0.2
0.2
±
0.0 7
* Pb / RoHS Free
MECHANICAL DATA :
*
*
*
*
*
*
Case : SMC Molded plastic
Epoxy : UL94V-O rate flame retardant
Lead : Lead Formed for Surface Mount
Polarity : Color band denotes cathode end
Mounting position : Any
Weight : 0.21 gram
5.8
±
0.15
7.5
2.3
±
0.2
Dimensions in millimeter
Rating at 25
°
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
RATING
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Current Ta = 55
°C
Maximum Peak Forward Surge Current,
8.3ms Single half sine wave superimposed
on rated load (JEDEC Method)
Maximum Peak Forward Voltage at I
F
= 3 A
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Ta = 25
°C
Ta = 100
°C
SYMBOL
SR3A
50
35
50
SR3B
100
70
100
SR3D
200
140
200
SR3G
400
280
400
3.0
200
SR3J
600
420
600
SR3K
800
560
800
SR3M
1000
700
1000
UNIT
V
V
V
A
A
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
I
R(H)
Trr
1.3
10
150
150
60
- 65 to + 150
- 65 to + 150
250
500
V
µA
µA
ns
pf
°C
°C
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance ( Note 2 )
Junction Temperature Range
Storage Temperature Range
C
J
T
J
T
STG
Notes :
( 1 ) Reverse Recovery Test Conditions : I
F
= 0.5 A, I
R
= 1.0 A, Irr = 0.25 A.
( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 V
DC
Page 1 of 2
Rev. 02 : March 24, 2005
RATING AND CHARACTERISTIC CURVES ( SR3A - SR3M )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
Ω
10
Ω
+ 0.5 A
D.U.T.
50 Vdc
(approx)
1
Ω
PULSE
GENERATOR
( NOTE 2 )
OSCILLOSCOPE
( NOTE 1 )
0
- 0.25 A
Trr
+
- 1.0 A
SET TIME BASE FOR 50/100 ns/cm
NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF.
2. Rise time = 10 ns max., Source Impedance = 50 ohms.
3. All Resistors = Non-inductive Types.
1 cm
FIG.2 - DERATING CURVE FOR OUTPUT
RECTIFIED CURRENT
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
3.0
200
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
PEAK FORWARD SURGE
CURRENT, AMPERES
8.3 ms SINGLE HALF SINE WAVE
Ta = 50
°C
160
2.4
1.8
120
1.2
80
0.6
60Hz RESISTIVE OR INDUCTIVE LOAD
0
0
25
50
75
100
125
150
175
40
0
1
2
4
6
10
20
40
60 100
AMBIENT TEMPERATURE, (
°
C)
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
FORWARD CURRENT, AMPERES
10
Pulse W idth = 300
µs
1% Duty Cycle
T
J
= 25
°C
1.0
NUMBER OF CYCLES AT 60Hz
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
REVERSE CURRENT, MICROAMPERES
10
T
J
= 100
°C
20
1.0
0.1
0.1
T
J
= 25
°C
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.01
0
20
40
60
80
100
120
140
FORWARD VOLTAGE, VOLTS
PERCENT OF RATED REVERSE
VOLTAGE, (%)
Page 2 of 2
Rev. 02 : March 24, 2005
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