NOTE: All specifications are subject to change without notification.

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

DATA SHEET #: RH0004D

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

__ = Not Screened

TX = TX Level

TXV = TXV

S = S Level

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SMS = Surface Mount Square Tab

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6638 = 125 V

6642 = 75 V

6643 = 50 V

SPD6638, SPD6642, SPD6643

SERIES

300 mA

50 - 125 VOLTS

RECTIFIER

FEATURES:

•

Hyper Fast Reverse Recovery Time 4.5 - 6 ns

Max

•

Hermetically Sealed

•

Planar Passivated Chip

•

For High Efficiency Applications

•

Available in Axial & Subminiature Square

Tab Versions

•

TX, TXV, and S-Level Screening Available

2/

RATING

SYMBOL

VALUE

UNIT

Peak Repetitive Reverse Voltage

DC Blocking Voltage

SPD6638

SPD6642

SPD6643

125

75

50

Volts

Average Rectified Forward Current

300

mAmps

Peak Surge Current

(8.3 msec Pulse, Half Sine Wave Superimposed on Io, allow junction to reach

2.5

Amps

Operating & Storage Temperature

-65 to +175

°C

Thermal Resistance

SMS- Junction to End Tab

Axial- Junction to Lead @ .375”

65

220

°C/W

NOTES:

1/ For Ordering Information, Price, and Availability- Contact Factory.

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

Request.

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

Axial Leaded

SMS