Datasheet > BY251

BY251

更新时间： 2024-10-02 06:44:51

品牌	Logo	应用领域
顺烨 - SHUNYE		二极管
页数	文件大小	规格书
2页	232K
描述
GENERAL PURPOSE SILICON RECTIFIER

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BY251 数据手册

BY251 THRU BY255

GENERAL PURPOSE SILICON RECTIFIER

Reverse Voltage - 200 to 1300 Volts Forward Current - 3.0 Ampere

FEATURES

DO-201AD

The plastic package carries Underwriters Laboratory

Flammability Classification 94V-0

Construction utilizes void-free

molded plastic technique

Low reverse leakage

High forward surge current capability

High temperature soldering guaranteed:

1.0 (25.4)

MIN.

0.220 (5.6)

0.197(5.0)

DIA.

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

5 lbs. (2.3kg) tension

0.375(9.5)

0.285(7.2)

MECHANICAL DATA

1.0 (25.4)

MIN.

Case: JEDEC DO-201AD molded plastic body

Terminals: Plated axial leads, solderable per MIL-STD-750,

Method 2026

0.052 (1.3)

0.048 (1.2)

DIA.

Polarity: Color band denotes cathode end

Mounting Position: Any

Dimensions in inches and (millimeters)

Weight:0.04 ounce, 1.10 grams

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 C ambient temperature unless otherwise specified.

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

SYMBOLS

BY251

BY252

BY253

BY254

BY255

UNITS

Maximum repetitive peak reverse voltage

Maximum RMS voltage

200

140

200

400

280

400

600

420

600

800

560

800

1300

910

VOLTS

VRRM

VRMS

VDC

1300

Maximum DC blocking voltage

Maximum average forward rectified current

0.375”(9.5mm) lead length at TA=75 C

Peak forward surge current

I(AV)

3.0

Amps

IFSM

150

1.1

8.3ms single half sine-wave superimposed on

rated load (JEDEC Method)

Amps

Volts

Maximum instantaneous forward voltage at 3.0A

Maximum DC reverse current

at rated DC blocking voltage

TA=25 C

10.0

500

TA=100 C

Typical junction capacitance (NOTE 1)

RqJA

C/W

30.0

20.0

Typical thermal resistance (NOTE 2)

Operating junction and storage temperature range

TJ,TSTG

-65 to +175

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

www.shunyegroup.com

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