TMD27723

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SENSOR OPT 625NM AMBIENT 8SMD

  • Fabricanteams

  • Peça do Fabricante #TMD27723

  • Pacote Module SMD-8

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Type Ambient
Wavelength 625nm
Proximity Detection Yes
Output Type I²C
Voltage - Supply 2.2V ~ 3.6V
Operating Temperature -30°C ~ 85°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The TMD27723 is a digital proximity sensor with an integrated ambient light sensor, manufactured by ams AG. It is commonly used in mobile devices and consumer electronics to enable automatic screen brightness adjustment and proximity detection, such as turning off the display when a phone is held to the ear. The sensor combines a photodiode, ADC (Analog-to-Digital Converter), and IR LED driver into a compact package.
Key features include:
1. Proximity Sensing: Detects objects up to several centimeters away using emitted infrared light and calculating the reflection.

2. Ambient Light Sensing: Measures ambient light levels to adjust display brightness for power saving and improved user experience.
3. Digital Output: Communicates via I²C interface, making it easy to integrate with microcontrollers.
4. Low Power Consumption: Ideal for battery-powered devices.
5. Programmable Interrupts: Allows for efficient power management by alerting the host processor only when necessary.
Overall, the TMD27723 enhances device functionality by providing intelligent sensing capabilities in a compact form factor.

Equivalent

The TMD27723 is a digital ambient light and proximity sensor. Equivalent products include the APDS-9930 from Broadcom (Avago Technologies), the VCNL4010 from Vishay, and the BH1750 from Rohm for ambient light sensing. For proximity sensing, similar devices might include the MAX44000 from Maxim Integrated and the ISL29023 from Renesas. Always check the specific functionalities and specifications to ensure compatibility with your application needs.

Features

The TMD27723 is an integrated ambient light and proximity sensor. Key features include:
1. Ambient Light Sensing: Accurately measures light intensity, helping adjust display brightness in devices for better visibility and power efficiency.

2. Proximity Detection: Uses infrared technology to detect objects up to a certain distance, commonly used for screen on/off functionality in smartphones during calls.
3. I2C Interface: Supports digital communication via a standard I2C interface, allowing easy integration with microcontrollers and processors.
4. Programmable Interrupts: Offers interrupts for proximity and ambient light levels, reducing the need for constant polling by the host processor, thereby saving power.
5. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-operated devices.
6. Flexible Operating Voltage: Operates over a wide range of supply voltages, typically between 2.5V to 3.6V.
7. Compact Package: Available in a small form factor, suitable for space-constrained applications.
These features make the TMD27723 ideal for use in mobile devices, wearables, and other applications requiring light and proximity sensing.

Pinout

The TMD27723 is a digital sensor from ams that integrates ambient light sensing (ALS), proximity detection, and an infrared LED in a single package. It typically comes in an 8-pin package. Here's a brief overview of its pin configuration and functions:
1. GND: Ground pin for electrical reference.
2. VDD: Power supply pin; typically requires a 2.4 to 3.6 V supply.
3. SCL: Serial Clock Line for I²C interface.
4. SDA: Serial Data Line for I²C interface.
5. INT: Interrupt output pin, which signals proximity or ambient light interrupt events.
6. LDR: Connects to the cathode of the external IR LED.
7. LED_A: Anode for the internal IR LED.
8. NC: No Connection; not used.
The TMD27723 uses the I²C interface for communication and can detect ambient light levels and proximity, which are useful in applications such as display brightness control and proximity sensing for touchless interfaces.

Manufacturer

The TMD27723 is manufactured by ams-OSRAM AG, a company known for designing and manufacturing sensor solutions and optoelectronic components. Ams-OSRAM specializes in producing high-performance sensor and lighting technologies, catering to a variety of industries, including automotive, consumer electronics, industrial, and healthcare. The company is recognized for its innovation in advanced optical solutions, providing components that enable sensing, illumination, visualization, and digitization.

Application

The TMD27723 is an integrated ambient light and proximity sensor, primarily used in smartphones, tablets, and other portable devices. Its application areas include:
1. Display Brightness Control: Automatically adjusts screen brightness based on ambient light levels to enhance user experience and save battery life.

2. Proximity Detection: Detects the presence of nearby objects, useful for turning off the screen during phone calls to prevent accidental touches.
3. Gesture Recognition: Supports simple gesture-based controls in interactive devices.
4. Wearable Devices: Used in fitness trackers and smartwatches for similar ambient light and proximity functionalities.
5. Automotive Displays: Controls dashboard and infotainment system brightness for optimal visibility.

Package

The TMD27723 is a digital ambient light and proximity sensor module available in a compact surface-mount package, specifically an 8-lead LGA (Land Grid Array) package, measuring approximately 2.0 mm x 2.0 mm x 0.5 mm.

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