Technical Data

Data Sheet N0552, Rev. B

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China - Germany - Korea - Singapore - United States 



http://www.smc-diodes.com - sales@ smc-diodes.com 

BY255

BY255

GENERAL PURPOSE SILICON RECTIFIER

Reverse Voltage - 1300 Volts Forward Current - 3.0 Ampere

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

Characteristic

Symbol

BY255

Units

Maximum repetitive peak reverse voltage

Maximum DC blocking voltage

VRRM

VDC

1300

V

Maximum RMS voltage

VRMS

910

V

Maximum average forward rectified current

0.375”(9.5mm) lead length at @TA = 75°C

I(AV)

3.0

A

Peak forward surge current 8.3ms single half sine-

wave superimposed on rated load (JEDEC Method)

IFSM

150

A

Maximum instantaneous forward voltage at 3.0A

VF

1.1

V

Maximum DC reverse current

@TA = 25°C

At Rated DC Blocking Voltage @TA = 100°C

IR

10.0

500

µA

Typical Junction Capacitance (Note 1)

CJ

30.0

pF

Typical Thermal Resistance (Note 2)

RθJA

20.0

°C/W

Operating junction and storage temperature range

TJ, TSTG

-65 to +175

°C

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

Features

Circuit Diagram

Mechanical Data

Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified

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Case: DO-201AD molded plastic body

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Terminals: Plated axial leads, solderable per MIL-

STD-750, Method 2026

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Polarity: Color band denotes cathode end

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Mounting Position: Any

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Weight: 0.04 ounce, 1.10 grams

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The plastic package carries Underwriters Laboratory

Flammability Classification 94V-0

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Construction utilizes void-free molded plastic technique

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Low reverse leakage

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High forward surge current capability

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High temperature soldering guaranteed:

250°C/10s,0.375”(9.5mm) lead length,5lbs.(2.3kg) tension

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This is a Pb − Free Device

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All SMC parts are traceable to the wafer lot

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Additional testing can be offered upon request

DO-201AD