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LR2512

Sealed Alloy Resistor

The LR2512 is a sealed alloy resistor from Milliohm. View the full LR2512 datasheet below including key specifications.

LR2512 shares its datasheet with HoJLR2512-3W-1mR-1%, whose page lists every part number it covers.

Official LR2512 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Milliohm

Package

2512

LR2512 Key Specifications

ParameterValue
Power(Watts)3W
Resistance1mΩ
Tolerance±1%
TypeCurrent Sense Resistor

LR2512 Overview

Part: Ho J LR2512 Series — 深圳市毫欧电子有限公司

Type: Sealed Alloy Resistor

Description: Sealed alloy resistor series with 2W or 3W rated power, 0.5 mΩ to 500 mΩ resistance range, and up to ±0.5% accuracy, featuring high reliability and a wide operating temperature range.

Operating Conditions:

  • Operating temperature: -50 to +170 °C
  • Resistance range: 0.5 mΩ to 500 mΩ
  • Accuracy: ±0.5%, ±1%, ±5%

Absolute Maximum Ratings:

  • Max continuous current: 77.45 A
  • Max junction/storage temperature: +170 °C

Key Specs:

  • Rated Power: 2W, 3W
  • Resistance Range: 0.5 mΩ to 500 mΩ
  • Max. Rated Current: 2.45 A to 77.45 A
  • Accuracy Class: ±0.5%, ±1%, ±5%
  • T.C.R: ±50 ppm/°C (2mΩ to 500mΩ), ±100 ppm/°C (0.5mΩ to 1mΩ)
  • Operating Temperature Range: -50 °C to +170 °C
  • Insulation Resistance: >100 MΩ (at 100V DC for 1 minute)

Features:

  • Alloy chip, sealed process, good welding performance
  • High reliability, high overload capability, high product accuracy
  • Wide operating temperature range, non-inductive design
  • ROHS compliant and halogen-free

Applications:

Package:

  • 2512 (6.4 ± 0.2 mm x 3.2 ± 0.2 mm)

LR2512 Features

合金芯片,封体工艺,焊接性能良好

高可靠性,高过载能力,产品精度高

使用温度范围较宽无感型设计

符合 ROHS 要求和无卤要求

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
HoJLR2512-3W-1mR-1%Milliohm2512

Other Chip Resistors

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Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

Ask your AI agent about the LR2512

Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.

claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp

Then ask: "Can the LR2512 run from my 12 V rail? Check it against the datasheet limits."

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