BY251 datasheet(1/2 Pages) SUNMATE

No. de pieza	BY251

Descripción Electrónicos	AXIAL LEADED SILICON RECTIFIER DIODES

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Fabricante Electrónico	SUNMATE [SUNMATE electronic Co., LTD]

Página de inicio	http://www.sunmate.tw/

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BY251- BY255

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VOLTS

Amps

Volts

VRRM

VRMS

VDC

I(AV)

IFSM

VF

3.0

150

1.1

Operating junction and storage temperature range

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Maximum average forward rectified current

0.375

”(9.5mm) lead length at TA=75 C

Peak forward surge current

8.3ms single half sine-wave superimposed on

rated load (JEDEC Method)

Maximum instantaneous forward voltage at 3.0A

Maximum DC reverse current

TA=25 C

at rated DC blocking voltage

TA=100 C

Typical junction capacitance (NOTE 1)

Note:1.Measured at 1MHz and applied reverse voltage of 4.0V D.C.

2.Thermal resistance from junction to ambient at 0.375

”(9.5mm)lead length,P.C.B. mounted

IR

10.0

500

CJ

TJ,TSTG

20.0

30.0

-65 to +175

pF

C

A

u

Typical thermal resistance (NOTE 2)

C/W

200

140

200

BY251

400

280

400

BY252

600

420

600

BY253

800

560

800

BY254

1300

910

1300

BY255

250 C/10 seconds,0.375”(9.5mm) lead length,

5 lbs. (2.3kg) tension

VOLTAGE RANGE: 200 - 1300V

Features

CURRENT: 3.0 A

Flammability Classification 94V-0

Construction utilizes void-free

molded plastic technique

Low reverse leakage

High forward surge current capability

High temperature soldering guaranteed:

Maximum Ratings and Electrical Characteristics T

A = 25

°C unless otherwise specified

Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.

Mechanical Data

Case: DO-201AD, Molded Plastic

Terminals: Axial Leads, Solderable per

MIL-STD-202 Method 208

Polarity: Color Band Denotes Cathode

Approx. Weight: 1.1 grams

Mounting Position: Any

!

The plastic package carries Underwriters

Laboratory

!

DO-201AD

Dim

Min

Max

A

25.40

¾

B

7.20

9.50

C

1.20

1.30

D

4.80

5.30

All Dimensions in mm

A

B

C

D

Unit

Characteristic

Symbol

R

θJA

°

AXIAL LEADED SILICON RECTIFIER DIODES

www.sunmate.tw

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