NOTE: All specifications are subject to change without notification.

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

DATA SHEET #: RF0013F

DOC

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

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└ Screening

2/

__ = Not Screened

TX = TX Level

TXV = TXV

S = S Level (for SM, use –S)

Package Type

SM = Surface Mount Round Tab

SMS = Surface Mount Square Tab

Voltage

4942 = 200V

4943 = 300V

4944 = 400V

4945 = 500V

4946 = 600V

4947 = 800V

4948 = 1000V

SPD4942 Thru SPD4948

Series

1 Amp, 150-200 nsec, 200-1000 V

Fast Recovery Rectifier



Fast Recovery: 150-200 nsec maximum



Low Reverse Leakage Current

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Single Chip Construction



PIV to 1000 Volts

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Hermetically Sealed

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High Surge Rating

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Low Thermal Resistance



Replacement for 1N4942 – 1N4948



TX, TXV, and Space Level Screening

Available

2/

Maximum Ratings

Symbol

Value

Units

Peak Repetitive Reverse Voltage and

DC Blocking Voltage

SPD4942

SPD4943

SPD4944

SPD4945

SPD4946

SPD4947

SPD4948

200

300

400

500

600

800

1000

Volts

Average Rectified Forward Current

Io

1

Amps

Peak Surge Current

25

Amps

Operating & Storage Temperature

-65 to +175

ºC

Maximum Thermal Resistance

Junction to Leads, L= 3/8”

Junction to Tabs

45

35

ºC/W

NOTES:

1/ For Ordering Information, Operating Curves, Price, and

Availability- Contact Factory.

2/ Screening Based on MIL-PRF-19500. Screening Flows

Available on Request.

Axial

Surface Mount

Round Tab

Surface Mount

Square Tab