FAST RECOVER RECTIFIER

VOLTAGE RANGE

50 to 1000 Volts

FR251 THRU FR257

CURRENT

2 .5Ampere

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FEATURES

•

Low coat construction

•

Fast switching for high efficency.

•

Low reverse leakage

•

High forward surge current capability

•

High temperature soldering guaranteed:

260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension

MECHANICAL DATA

•

Case: Transfer molded plastic

•

Epoxy: UL94V-O rate flame retardant

•

Polarity: Color band denotes cathode end

•

Lead: Plated axial lead, solderable per MIL-STD-202E method 208C

•

Mounting position: Any

•

Weight: 0.042ounce, 1.19 grams

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

•

Ratings at 25

•

Single Phase, half wave, 60Hz, resistive or inductive load

•

For capacitive load derate current by 20%

SYMBOLS

FR

251

FR

252

FR

253

FR

254

FR

255

FR

256

FR

257

UNITS

Maximum Repetitive Peak Reverse Voltage

50

100

200

400

600

800

1000

Volts

Maximum RMS Voltage

35

70

140

280

420

560

700

Volts

Maximum DC Blocking Voltage

50

100

200

400

600

800

1000

Volts

Maximum Average Forward Rectified Current

2.5

Amp

Peak Forward Surge Current

8.3mS single half sine wave superimposed on

rated load (JEDEC method)

100

Amps

Maximum Instantaneous Forward Voltage @ 2.5A

1.3

Volts

5.0

Maximum DC Reverse Current at Rated

DC Blocking Voltage

500

µA

trr

150

250

500

ns

Typical Junction Capacitance (Note 1)

60

pF

Typical Thermal Resistance (Note 2)

30

℃

/W

Operating Junction Temperature Range

(-55 to +150)

℃

Storage Temperature Range

(-55 to +150)

℃

Notes:

1.Measured at 1.0MHz and Applied Reverse Voltage of 4.0Volits.

2 Thermal Resistance from junction to Ambient at .375”(9.5mm)lead length, P.C.board mounted.

3.Reverse Recovery Test Conditions:If=0.5mA,Ir=1.0mA,Irr=0.25A

R-3

DIA.

.042(1.1)

.038(0.96)

DIA.

.160(4.1)

.138(3.5)

.160(4.1)

.138(3.5)

1.0(25.4)

MIN.

1.0(25.4)

MIN.

Dimensions in inches and (millimeters)

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