SRTA - SRTM
PRV : 50 - 1000 Volts
Io : 2.5 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 RECTIFIER
SMB (DO-214AA)
1.1
±
0.3
5.4
±
0.15
4.8
±
0.15
2.0
±
0.1
3.6
±
0.15
2.3
±
0.2
0.22
±
0.07
* Pb / RoHS Free
MECHANICAL DATA :
* Case : SMB Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead Formed for Surface Mount
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.1079 gram
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
= 2.5 A
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Ta = 25
°C
Ta = 100
°C
SYMBOL
SRTA
50
35
50
SRTB
100
70
100
SRTD
200
140
200
SRTG
400
280
400
2.5
SRTJ
600
420
600
SRTK
800
560
800
SRTM
1000
700
1000
UNIT
V
V
V
A
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
100
A
V
F
I
R
I
R(H)
Trr
1.3
10
V
µA
µA
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance ( Note 2 )
Junction Temperature Range
Storage Temperature Range
150
250
500
ns
pf
°C
°C
C
J
T
J
T
STG
- 65 to + 150
- 65 to + 150
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 ( SRTA - SRTM )
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
2.5
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
100
8.3 ms SINGLE HALF SINE WAVE
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
PEAK FORWARD SURGE
CURRENT, AMPERES
2.0
80
Ta = 50
°C
1.5
60
1.0
40
0.5
60Hz RESISTIVE OR INDUCTIVE LOAD
0
0
25
50
75
100
125
150
175
20
0
1
2
4
6
10
20
40
60 100
AMBIENT TEMPERATURE, (
°
C)
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
NUMBER OF CYCLES AT 60Hz
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
100
10
Pulse Width = 300
µs
2% Duty Cycle
T
J
= 25
°C
T
J
= 100
°C
FORWARD CURRENT, AMPERES
REVERSE CURRENT,
MICROAMPERES
10
1.0
1.0
0.1
T
J
= 25
°C
0.1
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED REVERSE VOLTAGE, (%)
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE, VOLTS
Page 2 of 2
Rev. 02 : March 24, 2005
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