RA0072 datasheet(1/2 Pages) SSDI

Part #	RA0072

Description	HIGH VOLTAGE ASSEMBLY

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Manufacturer	SSDI [Solid States Devices, Inc]

Direct Link	http://www.ssdi-power.com

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Solid State Devices, Inc.

14701 Firestone Blvd * La Mirada, Ca 90638

Phone: (562) 404-4474 * Fax: (562) 404-1773

ssdi@ssdi-power.com * www.ssdi-power.com

Designer’s Data Sheet

Part Numbe r/Ordering Information 1/

SDA345

__

└ Screening 2/

__ = Not Screened

TX = TX Level

TXV = TXV

S = S Level

SDA345

ULTRA FAST RECOVERY

HIGH VOLTAGE ASSEMBLY

Up To 18KV @ 250mA

125KHz Operating Frequency

FEATURES:

• Designed For Use With High Voltage Switching Power Supplies

• Discretes and Assemblies Screened to TX, TXV, or S Level

• High Reverse Transient Energy Capabilities

• Void Free, Hermetically Sealed, Metallurgically Bonded Discretes

• Single Junction Discretes Provide Superior Thermal Properties

Than Designs Using Multi-junction Discretes

• Isolated Aluminum Heat Sink with Special Epoxy Encapsulation

Provides Superior Power Dissipation

• All Internal Devices are Matched & Selected

• Unique Construction Techniques Guarantee 100% Corona Free

Operation

• Consult Factory for Higher Voltages and Currents and Alternate

Bridge Configurations

NOTES:

1/ Unless Otherwise Specified, All Electrical Characteristics @25ºC.

6/ IO (MAX), 60Hz, Square Wave, TC = 55

OC.

2/ Resistive Load, 50Hz, Sine Wave, TC=25

OC.

7/ IF = 1 Adc, TC = 25

OC, 300 μs Pulse.

3/ TC=55

OC, 8.3ms Pulse, Allow Junction to Reach Equilibrium Between Pulses.

8/ Rated VR, 60Hz, Square Wave, TC = 100

OC.

4/ TC=55

OC, 8.3ms Pulse, Superimposed on Rated Current at Rated Voltage.

9/ Rated VR, TC = 25

OC.

5/ Recovery Conditions: IF = 0.5 Amp, IR = 1.0 Amp rec. to .25 Amp,

10/ VR = 100V, TC = 25

OC.

tested on each individual diode before assembly.

MAXIMUM RATINGS

PER LEG

ELECTRICAL CHARACTERISTICS

PER LEG

Rating

1/

Symbol

Value

Unit

Characteristic

1/

Symbol Value

Unit

Peak Repetitive Reverse Voltage and DC

Blocking Voltage

VRM(rep)

Vr

3,000

Volts

Max. Full Cycle Forward Voltage

Drop, Averaged Over Full Cycle 6/

VF

(AV)

2.85

Vdc

RMS Reverse Voltage

Vr

2,100

Volts

Max. Instantaneous Forward

Voltage Drop 7/

VF

5.7

Vdc

Half Wave Rectified Forward Current

Averaged Over Full Cycle 2/

IO

1

Amps

Peak Repetitive Forward Current 3/

IFM(rep)

6

Amps

Max. Full Cycle Leakage Current

Averaged Over Full Cycle 8/

IR

(AV)

100

μAdc

Peak Surge Current 4/

IFM(surge)

25

Amps

Max. Reverse Leakage Current 9/

IR

5

μAdc

Operating & Storage Temperature

TJ, Tstg

-55 to

+125

OC

Max. Junction Capacitance 10/

CJ

4

pf

Reverse Recovery Time 5/

trr

60

ns

NOTE: All specifications are subject to change without notification.

SCD's for these devices should be reviewed by SSDI prior to release.

DATA SHEET #: RA0072A

DOC

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