BY251P General Purpose Plastic Rectifier

Texas Instruments Electronic Component — specifications, applications, sourcing support and RFQ.

BY251P General Purpose Plastic Rectifier

RFQ Available Sourcing Support Alternative Matching RoHS
Part Number
BY251P
Manufacturer
Texas Instruments
Package
DO-201AD; body 4.8-5.3 mm, body length 7.2-9.5 mm, lead 25.4 mm min
Category
Power Devices
Product Type
Rectifier Diode

Quick Sourcing Note

BY251P is a general purpose plastic rectifier in DO-201AD package. Rated 200 V VRRM, 3.0 A average forward rectified current, 150 A surge current. 1.1 V max forward voltage, 3.0 us recovery, 40 pF capacitance.

Specifications

TypeDescription
Part NumberBY251P
ManufacturerTexas Instruments
Product TypeRectifier Diode
CategoryPower Devices
Package / CaseDO-201AD
VRRM200 V
Average Forward Rectified Current3.0 A
Peak Forward Surge Current150 A; 10 ms
Forward Voltage1.1 V max; IF=3.0 A
Reverse Recovery Time3.0 us
Junction Capacitance40 pF typ
Datasheet Statusrequest_only

Product Overview

BY251P is a general purpose plastic rectifier in DO-201AD. Electrical ratings: 200 V VRRM, 3.0 A average forward current, 150 A surge, 1.1 V forward voltage. Package: molded epoxy body, UL 94 V-0, matte tin plated leads, 275°C solder dip.

Key Features

  • General purpose plastic rectifier
  • 200 V VRRM
  • 3.0 A forward current
  • 150 A surge current
  • 1.1 V forward voltage
  • 3.0 us recovery
  • DO-201AD package
  • UL 94 V-0
  • Matte tin plated leads

Typical Applications

  • General purpose rectification
  • 200 V DC blocking
  • 3.0 A rectified current
  • Axial-leaded assemblies

Procurement Notes

When requesting a quote for BY251P, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.

FAQ

What type of device is BY251P?

General purpose plastic rectifier in DO-201AD.

What voltage ratings apply?

200 V VRRM, 140 V RMS, 200 V DC blocking.

What current ratings?

3.0 A average, 150 A surge.

What package details?

DO-201AD, UL 94 V-0, matte tin leads.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 28, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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