產品詳細資料

Type Omnipolar switch Supply current (µA) 3500 Bandwidth (kHz) 10 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 38 Rating Catalog Operating temperature range (°C) -40 to 125 Output Open drain
Type Omnipolar switch Supply current (µA) 3500 Bandwidth (kHz) 10 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 38 Rating Catalog Operating temperature range (°C) -40 to 125 Output Open drain
SOT-23 (DBZ) 3 6.9204 mm² 2.92 x 2.37
  • In-plane, omnipolar Hall-effect switch
  • High magnetic sensitivity:
    • TMAG5123B: 4.1 mT (typical)
    • TMAG5123C: 7.5 mT (typical)
    • TMAG5123D: 10.9 mT (typical)
  • Supports a wide voltage range
    • 2.5-V to 38-V operating VCC range
    • No external regulator required
  • Wide operating temperature range
    • Ambient operating temperature range: –40 °C to +125 °C
  • 30kHz continuous conversion
  • Open-drain output
  • SOT-23 package option
  • Protection features
    • Supports up to 40-V load dump
    • Reverse battery protection to –20-V
    • Output short-circuit protection
    • Output current limitation
  • In-plane, omnipolar Hall-effect switch
  • High magnetic sensitivity:
    • TMAG5123B: 4.1 mT (typical)
    • TMAG5123C: 7.5 mT (typical)
    • TMAG5123D: 10.9 mT (typical)
  • Supports a wide voltage range
    • 2.5-V to 38-V operating VCC range
    • No external regulator required
  • Wide operating temperature range
    • Ambient operating temperature range: –40 °C to +125 °C
  • 30kHz continuous conversion
  • Open-drain output
  • SOT-23 package option
  • Protection features
    • Supports up to 40-V load dump
    • Reverse battery protection to –20-V
    • Output short-circuit protection
    • Output current limitation

The TMAG5123 is a chopper-stabilized omnipolar, active-low, in-plane, Hall-effect switch sensor. The TMAG5123 eases mechanical placement of the sensor by measuring magnetic fields parallel to the surface of the printed circuit board (PCB) in a surface mount SOT-23 package.

Different sensitivity levels are available to match the specific requirement of the application. When the applied magnetic flux density value exceeds the operating point (BOP) threshold in absolute magnetic field values, the open-drain output produces a low-state voltage. The output remains low until the applied field decreases to less than the release point (BRP) threshold also in absolute terms.

The TMAG5123 incorporates a wide 2.5-V to 38-V operating voltage range and reverse polarity protection of up to -20-V, enabling robust operation for industrial appliations.

The TMAG5123 is a chopper-stabilized omnipolar, active-low, in-plane, Hall-effect switch sensor. The TMAG5123 eases mechanical placement of the sensor by measuring magnetic fields parallel to the surface of the printed circuit board (PCB) in a surface mount SOT-23 package.

Different sensitivity levels are available to match the specific requirement of the application. When the applied magnetic flux density value exceeds the operating point (BOP) threshold in absolute magnetic field values, the open-drain output produces a low-state voltage. The output remains low until the applied field decreases to less than the release point (BRP) threshold also in absolute terms.

The TMAG5123 incorporates a wide 2.5-V to 38-V operating voltage range and reverse polarity protection of up to -20-V, enabling robust operation for industrial appliations.

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重要文件 類型 標題 格式選項 日期
* Data sheet TMAG5123 In-Plane, High-Precision, High-Voltage, Hall-Effect Switch datasheet PDF | HTML 2021年 5月 6日
Application brief How Hall-Effect Sensors are Used in Electronic Smart Locks (Rev. B) PDF | HTML 2025年 7月 22日
Application note Position Sensing in Electronic Smart Locks Using Hall-Effect Sensors (Rev. B) PDF | HTML 2025年 7月 22日
Application brief Introduction to TI Magnetic Sense Simulator Features PDF | HTML 2023年 12月 5日
User guide Texas Instruments' Magnetic Sense Simulator User's Guide PDF | HTML 2023年 12月 4日
Application brief Sensing Magnetic Fields In-Plane Versus Out-of-Plane (Rev. C) PDF | HTML 2022年 8月 31日
Application brief Transition Detection Using Hall-Effect Sensors (Rev. A) PDF | HTML 2022年 6月 9日
Technical article 6 more myths about Hall-effect sensors PDF | HTML 2022年 5月 31日
Technical article 5 common Hall-effect sensor myths PDF | HTML 2022年 4月 26日
Application note Design Considerations & Measurement Results, Mechanical Hall-Effect Flow Meters PDF | HTML 2022年 3月 23日
Application brief Designing With Hall-Effect Sensors for Rotary Flow Meter Applications PDF | HTML 2022年 3月 7日
Application note HMI Rocker Switch With Hall-Effect Switches PDF | HTML 2022年 1月 21日
Application brief Multi-State Position Selection Using Hall-Effect Sensors PDF | HTML 2022年 1月 13日
Application brief Two-State Selector Using Hall-Effect Sensors PDF | HTML 2021年 12月 1日

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開發板

TMAG5123EVM — TMAG5123 平面內高精密度霍爾效應開關評估模組

TMAG5123 為高精密度、廣泛 Vin、平面內霍爾效應感測器系列產品,專為需要更高磁性精密度和更高設計彈性的系統挑戰而設計。TMAG5123 評估模組安裝有 Sensata 499-P36-20 測試插槽,可精準測試 TMAG5123 系列的所有變體。每個裝置都具有不同的靈敏度,以測試每個靈敏度以供應用使用。TMAG5123 可在 2.5V 至 38V 的 VCC 範圍內運作,並採用標準 SOT-23 封裝。 

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HALL-PROXIMITY-DESIGN is a software tool that facilitates rapid iterative design for magnet and Hall-effect sensor systems.

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The TI-MAGNETIC-SENSE-SIMULATOR (TIMSS) webtool estimates magnetic flux density and TI magnetic sensor outputs for magnetic position sensing systems. Select from our portfolio of magnetic sensors to thoroughly emulate electro-mechanical performance of your design. The tool supports various magnet (...)
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