LDC1101

ACTIVO

Convertidor inductivo a digital monocanal, 1.8 V, L de 24 bits, Rp de 16 bits para aplicaciones de a

Detalles del producto

Applications Metal proximity detection Number of input channels 1 Rating Catalog Vs (max) (V) 3.46 Vs (min) (V) 1.71 Operating temperature range (°C) -40 to 125
Applications Metal proximity detection Number of input channels 1 Rating Catalog Vs (max) (V) 3.46 Vs (min) (V) 1.71 Operating temperature range (°C) -40 to 125
VSON (DRC) 10 9 mm² (3 mm × 3 mm)
  • Wide Operating Voltage Range: 1.8 V to 3.3 V
  • Sensor Frequency Range: 500 kHz to 10 MHz
  • RP Resolution: 16-Bit
  • L Resolution: 16- or 24-Bit
  • 180-kSPS Conversion Rate
  • Threshold Detection Functionality
  • 1% Part-to-Part Variation in RP Measurement
  • Supply Current:
    • 1.4-µA Shutdown mode
    • 135-µA Sleep mode
    • 1.9-mA Active Mode (no sensor connected)
  • Sub-Micron Distance Resolution Achievable
  • Remote Sensor Placement Isolating the LDC from Harsh Environments
  • Robust Against Environmental Interferences such as Oil, Water, Dirt, or Dust
  • Minimal External Components
  • Magnet-Free Operation
  • Operating Temperature: –40°C to +125°C
  • Wide Operating Voltage Range: 1.8 V to 3.3 V
  • Sensor Frequency Range: 500 kHz to 10 MHz
  • RP Resolution: 16-Bit
  • L Resolution: 16- or 24-Bit
  • 180-kSPS Conversion Rate
  • Threshold Detection Functionality
  • 1% Part-to-Part Variation in RP Measurement
  • Supply Current:
    • 1.4-µA Shutdown mode
    • 135-µA Sleep mode
    • 1.9-mA Active Mode (no sensor connected)
  • Sub-Micron Distance Resolution Achievable
  • Remote Sensor Placement Isolating the LDC from Harsh Environments
  • Robust Against Environmental Interferences such as Oil, Water, Dirt, or Dust
  • Minimal External Components
  • Magnet-Free Operation
  • Operating Temperature: –40°C to +125°C

The LDC1101 is a 1.8-V to 3.3-V, high-resolution inductance-to-digital converter for short-range, high-speed, contactless sensing of position, rotation, or motion, enabling reliable, accurate measurements even in the presence of dust or dirt, making it ideal for open or harsh environments.

The LDC1101 features dual inductive measurement cores, allowing for > 150 ksps 16-bit RP and L measurements simultaneous with a high-resolution L measurement which can sample at > 180 ksps with a resolution of up to 24 bits. The LDC1101 includes a threshold-compare function which can be dynamically updated while the device is running.

Inductive sensing technology enables precise measurement of linear/angular position, displacement, motion, compression, vibration, metal composition, and many other applications in markets including automotive, consumer, computer, industrial, medical, and communications. Inductive sensing offers better performance and reliability at lower cost than other, competing solutions.

The LDC1101 offers these benefits of inductive sensing in a small 3-mm × 3-mm 10-pin VSON package. The LDC1101 can be easily configured by a microcontroller using the 4-pin SPI™.

The LDC1101 is a 1.8-V to 3.3-V, high-resolution inductance-to-digital converter for short-range, high-speed, contactless sensing of position, rotation, or motion, enabling reliable, accurate measurements even in the presence of dust or dirt, making it ideal for open or harsh environments.

The LDC1101 features dual inductive measurement cores, allowing for > 150 ksps 16-bit RP and L measurements simultaneous with a high-resolution L measurement which can sample at > 180 ksps with a resolution of up to 24 bits. The LDC1101 includes a threshold-compare function which can be dynamically updated while the device is running.

Inductive sensing technology enables precise measurement of linear/angular position, displacement, motion, compression, vibration, metal composition, and many other applications in markets including automotive, consumer, computer, industrial, medical, and communications. Inductive sensing offers better performance and reliability at lower cost than other, competing solutions.

The LDC1101 offers these benefits of inductive sensing in a small 3-mm × 3-mm 10-pin VSON package. The LDC1101 can be easily configured by a microcontroller using the 4-pin SPI™.

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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Descargar la versión más reciente en inglés Fecha
* Hoja de datos LDC1101 1.8-V High-Resolution, High-Speed Inductance-to-Digital Converter datasheet (Rev. D) PDF | HTML 3/10/2016
Nota sobre la aplicación Common Inductive and Capacitive Sensing Applications (Rev. B) PDF | HTML 22/06/2021
Nota sobre la aplicación Simulate Inductive Sensors Using FEMM (Finite Element Method Magnetics) (Rev. A) PDF | HTML 16/06/2021
Nota sobre la aplicación LDC Device Selection Guide (Rev. D) PDF | HTML 15/06/2021
Nota sobre la aplicación Sensor Design for Inductive Sensing Applications Using LDC (Rev. C) PDF | HTML 21/05/2021
Nota sobre la aplicación LDC Target Design (Rev. B) PDF | HTML 13/05/2021
Nota sobre la aplicación EMI Considerations for Inductive Sensing 22/02/2017
Artículo técnico How to use the LDC calculations tool PDF | HTML 10/11/2016
Artículo técnico Did you know inductive proximity sensing can be implemented with a single chip? PDF | HTML 25/04/2016
Nota sobre la aplicación Setting LDC1312/4, LDC1612/4, and LDC1101 Sensor Drive Configuration PDF | HTML 5/04/2016
Nota sobre la aplicación Optimizing L Measurement Resolution for the LDC161x and LDC1101 PDF | HTML 12/02/2016
Artículo técnico Inductive sensing: target size matters PDF | HTML 16/11/2015
Nota sobre la aplicación Measuring Rp of an L-C Sensor for Inductive Sensing 1/10/2015

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Placa de evaluación

LDC1101EVM — Módulo de evaluación de convertidor inductivo a digital de alta resolución y 1.8 V LDC1101

The LDC1101 evaluation module demonstrates inductive sensing technology to sense and measure the presence or position of a conductive target. The evaluation board includes an example PCB sensor coil that connects to the LDC1101. An MSP430 microcontroller is used to interface the LDC to a host (...)
Guía del usuario: PDF
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En inventario
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No disponible
GUI para el módulo de evaluación (EVM)

SNOC028 — Sensing Solutions EVM GUI Tool v1.10.0

Productos y hardware compatibles
Modelo de simulación

LDC1101 IBIS MODEL

SNIM009.ZIP (50 KB) - Modelo IBIS
Productos y hardware compatibles
Herramienta de cálculo

LDC-CALCULATOR-TOOLS — Inductive Sensing Design Calculator Tool

Las herramientas de calculadora de detección inductiva proporcionan dos hojas de cálculo Excel para ayudar en el proceso de diseño de dispositivos convertidores de inductivo a digital (LDC). Estas herramientas proporcionan asistencia en el diseño de bobinas, así como algunas configuraciones (...)

Productos y hardware compatibles
Diseño de referencia

TIDA-00460 — Diseño de referencia de paquete de inicio de detección de posición lineal inductiva

Typical implementations of distance measurements use expensive rare-earth magnets. To lower overall system cost, this reference design walks through the implementation of industry’s first inductance-to-digital converters from TI for linear position sensing without the use of any expensive (...)

Productos y hardware compatibles
Diseño de referencia

TIDA-00563 — Diseño de referencia BoosterPack del interruptor de proximidad inductivo

TIDA-00563 offers highly-integrated analog front end (AFE) inductance-to-digital converters (LDCs) optimized for use in industrial proximity sensors for contactless and robust applications such as presence detection and event counting. Inductive sensing technology provides reliable and accurate (...)

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Encapsulado Pines Símbolos CAD, huellas y modelos 3D
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Pedidos y calidad

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Soporte y capacitación

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