5

R

5

AR250 TH U AR2 10

Features

Mechanical Data

· Plastic material used carries Underwriters Laboratory

Classification 94V-0

· Low cost construction utilizing void-free

molded plastic technique

· Low cost

· Diffused junctions

· Low leakage

· High surge capability

· High temperature soldering guaranteed :

250℃ for 10 seconds

Maximum Ratings And Electrical Characteristics

· Case : AR molded plastic

· Terminals : Plated terminals, solderable per

MIL-STD-750, method 208

· Polarity : Color ring denotes cathode end

· Mounting Position : Any

· Weight : 0.07 ounce, 1.8 gram

(Ratings at 25℃ ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive

load. For capacitive load, derate by 20%)

CURRENT 25.0 Amperes

VOLTAGE 50 to 1000 Volts

Notes:

(1) Measured at 1MHz and applied reverse voltage of 4.0V dc.

(3) Thermal resistance from junction to case, single side cooled.

Maximum recurrent peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Volts

Peak forward surge current 8.3ms half sine

wave superimposed on rated load

Maximum average forward rectified current

Maximum instantaneous forward voltage

at 25.0A

Volts

Symbols

Units

25.0

Amps

Amps

400

250

-50 to +175

℃

Volts

Maximum DC reverse current

at rated DC blocking voltage

Typical reverse recovery time (Note 2)

Operating and storage temperature range

50

AR

2505

35

50

100

AR

251

70

100

200

AR

252

140

200

400

AR

254

280

400

600

AR

256

420

600

800

AR

258

560

800

1000

AR

2510

700

1000

5.0

1.0

3.0

Volts

μA

℃/W

μS

300

trr

Typical thermal resistance (Note 3)

pF

1.0

Dimensions in inches and (millimeters)

AR

0.185(4.7)

0.165(4.2)

0.250(6.4)

0.235(6.0)

0.410(10.4)

0.380(9.7)

0.225(5.7)

0.215(5.5)

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星合电子

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