USF31 datasheet(1/2 Pages) RECTRON

Part #	USF31

Description	GLASS PASSIVATED ULTRAFAST RECTIFIER VOLTAGE RANGE 50 to 200 Volts CURRENT 3.0 Amperes

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Manufacturer	RECTRON [Rectron Semiconductor]

Direct Link	http://www.rectron.com

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GLASS PASSIVATED ULTRAFAST RECTIFIER

VOLTAGE RANGE 50 to 200 Volts CURRENT 3.0 Amperes

RECTRON

SEMICONDUCTOR

TECHNICAL SPECIFICATION

FEATURES

* High reliability

* Low leakage

* Low forward voltage

* High current capability

* Super fast switching speed

* High surge capability

* Good for switching mode circuit

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25

oC ambient temperature unless otherwise specified.

Single phase, half wave, 60 Hz, resistive or inductive load.

For capacitive load, derate current by 20%.

ELECTRICAL CHARACTERISTICS (At TA = 25

oC unless otherwise noted)

USF31

THRU

USF34

DO-201AD

MAXIMUM RATINGS (At TA = 25

oC unless otherwise noted)

Dimensions in inches and (millimeters)

MECHANICALDATA

* Case: Molded plastic

* Epoxy: Device has UL flammability classification 94V-O

* Lead: MIL-STD-202E method 208C guaranteed

* Mounting position: Any

* Weight: 1.18 grams

RATINGS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Volts

Maximum DC Blocking Voltage

Maximum Average Forward Current

at TA = 55

oC

Peak Forward Surge Current IFM (surge):8.3 ms single half

sine-wave superimposed on rated load (JEDEC method)

Typical Junction Capacitance (Note 2)

Operating and Storage Temperature Range

SYMBOL

VRRM

VDC

IO

IFSM

CJ

TJ, TSTG

VRMS

Volts

Amps

3.0

125

20

-55 to + 150

Amps

pF

0 C

UNITS

USF31

USF34

USF32

USF33

50

200

100

150

35

140

70

105

50

200

100

150

CHARACTERISTICS

SYMBOL

UNITS

USF31

USF34

USF32

USF33

.220 (5.6)

.197 (5.0)

DIA.

.052 (1.3)

.048 (1.2)

DIA.

1.0 (25.4)

MIN.

.335 (8.5)

.375 (9.5)

1.0 (25.4)

MIN.

VF

0.95

Maximum Forward Voltage at 3.0A DC

Volts

10

@TA = 25

oC

NOTES : 1. Test Conditions: IF=0.5A, IR=-1.0A, IRR=-0.25A.

2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts.

2004-5

REV: O

at Rated DC Blocking Voltage

Maximum Reverse Recovery Time (Note 1)

IR

trr

uAmps

nSec

@TA =100

o C

500

20

Maximum DC Reverse Current

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