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TMD27721
+BOMSENSOR OPT 625NM AMBIENT 8 SMD
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メーカーams-オスラムUSA株式会社
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メーカー品番 #TMD27721
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在庫状況20505
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Active |
| Mounting Type | Surface Mount |
| Package / Case | 8-SMD Module |
| Supplier Device Package | 8-SMD |
| Type | Ambient |
| Wavelength | 625nm |
| Proximity Detection | Yes |
| Output Type | I2C |
| Voltage - Supply | 2.2V ~ 3.6V |
| Operating Temperature | -30°C ~ 85°C |
概要
Description
Key features include a proximity detection range of up to several centimeters, which is useful for turning off displays when a device is close to the face during a call. The ambient light sensing capability helps adjust screen brightness based on surrounding light conditions, enhancing user experience and saving power.
The TMD27721 uses an I²C interface for communication, ensuring easy integration with microcontrollers and processors. It includes an infrared LED and a complete proximity detection system. The ambient light sensor can measure in a range that mimics the human eye response, with high sensitivity even in low light conditions.
Overall, the TMD27721 offers a compact solution for implementing smart display management and energy-efficient device operation.
Equivalent
Features
1. Proximity Detection: Uses an infrared LED and photodiode to detect object proximity with a programmable range, often used in touchless switch applications.
2. Ambient Light Sensing: Measures ambient light levels, mimicking human eye responses, which helps in adjusting display brightness in various lighting conditions.
3. Digital Interface: Communicates via an I2C interface, making it easy to integrate with microcontrollers and other digital systems.
4. Power Management: Offers low power consumption with multiple power-saving modes, suitable for battery-operated devices.
5. Interrupt Functionality: Includes programmable interrupt functions, which help reduce the need for constant polling by the host processor.
6. Compact Package: Available in a small form factor, suitable for space-constrained applications such as smartphones and tablets.
7. Sensitivity Adjustment: Features adjustable sensitivity settings for enhanced performance in various environments.
Overall, the TMD27721 is useful in applications requiring automatic display adjustment and proximity detection, contributing to user convenience and energy efficiency.
Pinout
1. VDD: This is the power supply pin, connected to the power source.
2. GND: The ground pin, should be connected to the system ground.
3. SCL: The I²C serial clock input, used for I²C communication.
4. SDA: The I²C serial data input/output, used for I²C communication.
5. INT: The interrupt pin, which can be configured to alert the processor when a certain condition is met.
6. LDR: The LED driver pin, used to control an external IR LED for proximity sensing.
The TMD27721 is used primarily for ambient light sensing to adjust display brightness and for proximity sensing to detect object presence, typically in devices like smartphones and tablets.
Manufacturer
Application
1. Smartphones and Tablets: For automatic screen brightness adjustment and proximity detection during calls.
2. Laptops and PCs: To manage screen brightness based on ambient light conditions.
3. Automotive Displays: Adjusting dashboard lighting for optimal visibility.
4. Consumer Electronics: In smart TVs and home automation devices for enhanced user interaction.
5. Industrial Applications: For presence detection and ambient light sensing in automation systems.
6. Wearable Devices: To optimize display brightness and power consumption.
Its ability to detect light and proximity makes it versatile for any device requiring adaptive brightness and proximity features.