EIC SR3M, SR3K, SR3G, SR3D, SR3B Datasheet

SR3A - SR3M

FAST RECOVERY RECTIFIERS

PRV : 50 - 1000 Volts

Io : 3.0 Amperes

FEATURES :

* High current capability

MECHANICAL DATA :

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

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%.

Notes :

* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Fast switching for high efficiency

* 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

SURFACE MOUNT

SMC (DO-214AB)

1.1±0.3

0.15

±

8.0

3.0±0.2

5.8±0.15

Dimensions in millimeter

0.15

±

7.5

2.3±0.2

0.2±0.07

RATING

Maximum Recurrent Peak Reverse Voltage V
Maximum RMS Voltage V
Maximum DC Blocking Voltage V
Maximum Average Forward Current Ta = 55 °C

SYMBOL SR3A SR3B SR3D SR3G SR3J SR3K SR3M UNIT

RRM

RMS

DC

F(AV)

I

Maximum Peak Forward Surge Current,

FSM

8.3ms Single half sine wave superimposed

I

on rated load (JEDEC Method)

DC

R(H)

I

Trr

STG

F

R

I

J

J

Maximum Peak Forward Voltage at IF = 3 A V
Maximum DC Reverse Current Ta = 25 °C

at Rated DC Blocking Voltage Ta = 100 °C
Maximum Reverse Recovery Time ( Note 1 )

Typical Junction Capacitance ( Note 2 ) C
Junction Temperature Range T
Storage Temperature Range T

( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A.
( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 V

50 100 200 400 600 800 1000 V
35 70 140 280 420 560 700 V
50 100 200 400 600 800 1000 V

3.0 A

200 A

1.3 V
10

150

µA
µA

150 250 500 ns

60 pf

- 65 to + 150

- 65 to + 150

°C
°C

Page 1 of 2 Rev. 01 : April 2, 2002

RATING AND CHARACTERISTIC CURVES ( SR3A - SR3M )

+

8.3 ms SINGLE HALF SINE WAVE

FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

50 Ω 10 Ω

D.U.T.

50 Vdc

(approx)

1 Ω

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.

OSCILLOSCOPE

( NOTE 1 )

PULSE

GENERATOR

( NOTE 2 )

+ 0.5 A

0

- 0.25 A

- 1.0 A

1 cm

Trr

SET TIME BASE FOR 50/100 ns/cm

FIG.2 - DERATING CURVE FOR OUTPUT FIG.3 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT

3.0

2.4

1.8

1.2

0.6

CURRENT, AMPERES

AVERAGE FORWARD OUTPUT

60Hz RESISTIVE OR INDUCTIVE LOAD

0

0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100

AMBIENT TEMPERATURE, ( °C)

200

160

120

80

CURRENT, AMPERES

40

PEAK FORWARD SURGE

0

NUMBER OF CYCLES AT 60Hz

Ta = 50 °C

Page 2 of 2 Rev. 01 : April 2, 2002

FIG.4 - TYPICAL FORWARD CHARACTERISTICS FIG.5 - TYPICAL REVERSE CHARACTERISTICS

20

10

Pulse Width = 300 µs

1% Duty Cycle

TJ = 25 °C

1.0

0.1

0.01 0.01

FORWARD CURRENT, AMPERES

0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

FORWARD VOLTAGE, VOLTS

10

TJ = 100 °C

1.0

0.1
TJ = 25 °C

80

40 60 120

REVERSE CURRENT, MICROAMPERES

20

100 1400

PERCENT OF RATED REVERSE

VOLTAGE, (%)