TEPT4400
Product Overview
Category
TEPT4400 belongs to the category of photo transistors.
Use
It is used for detecting ambient light in various electronic devices and systems.
Characteristics
- TEPT4400 has high sensitivity to visible and near-infrared light.
- It is designed for use in a wide range of light sensing applications.
- The device is capable of providing reliable and accurate light intensity measurements.
Package
TEPT4400 comes in a small, compact package suitable for integration into electronic circuits and devices.
Essence
The essence of TEPT4400 lies in its ability to accurately detect and measure ambient light levels.
Packaging/Quantity
TEPT4400 is typically available in reels containing a specific quantity, such as 1000 units per reel.
Specifications
- Peak Wavelength: 940 nm
- Collector Emitter Voltage: 30 V
- Emitter Collector Voltage: 5 V
- Power Dissipation: 100 mW
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
TEPT4400 consists of three pins: 1. Collector (C) 2. Emitter (E) 3. Base (B)
Functional Features
- High sensitivity to light
- Fast response time
- Wide operating temperature range
- Low dark current
Advantages
- Accurate and reliable light detection
- Suitable for a wide range of light sensing applications
- Compact and easy to integrate into electronic circuits
Disadvantages
- Sensitive to external interference
- Limited to detecting visible and near-infrared light
Working Principles
TEPT4400 operates based on the principle of light-induced conductivity in the semiconductor material. When exposed to light, the base-collector junction conducts, allowing current to flow through the device. This change in conductivity is used to detect and measure the intensity of the incident light.
Detailed Application Field Plans
TEPT4400 can be utilized in various applications, including: - Ambient light sensing in display devices - Automatic brightness control in automotive systems - Light intensity monitoring in industrial equipment - Proximity sensing in consumer electronics
Detailed and Complete Alternative Models
Some alternative models to TEPT4400 include: - TEPT5700: A photo transistor with extended sensitivity to infrared light - TEPT5600: A high-speed photo transistor for rapid light detection - TEPT4400X: An enhanced version of TEPT4400 with improved sensitivity and response time
In conclusion, TEPT4400 is a versatile photo transistor with high sensitivity to visible and near-infrared light, making it suitable for a wide range of light sensing applications. Its compact package and reliable performance make it an ideal choice for integration into various electronic devices and systems.
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What is TEPT4400?
- TEPT4400 is a silicon NPN epitaxial planar phototransistor designed for use in various technical solutions requiring light sensing and detection.
What is the spectral response of TEPT4400?
- TEPT4400 has a peak spectral response at approximately 940 nm, making it suitable for applications involving infrared light detection.
What are the typical applications of TEPT4400?
- TEPT4400 is commonly used in applications such as ambient light sensing, optical encoders, industrial automation, and proximity sensors.
What is the operating voltage range for TEPT4400?
- The operating voltage range for TEPT4400 is typically between 5V to 30V, making it compatible with a wide range of electronic systems.
How sensitive is TEPT4400 to light?
- TEPT4400 has a high sensitivity to light, with a low dark current and excellent linearity over a wide range of illumination levels.
Can TEPT4400 be used in automotive applications?
- Yes, TEPT4400 can be used in automotive applications such as automatic headlight control, rain sensors, and interior lighting control.
Does TEPT4400 require any external components for operation?
- TEPT4400 typically requires a pull-up resistor and a power supply for operation, but its simplicity makes it easy to integrate into various circuits.
What is the temperature range for TEPT4400 operation?
- TEPT4400 is designed to operate within a temperature range of -40°C to 85°C, making it suitable for both indoor and outdoor applications.
Is TEPT4400 suitable for use in consumer electronics?
- Yes, TEPT4400 is commonly used in consumer electronics such as smartphones, tablets, and digital cameras for ambient light sensing and display brightness control.
Can TEPT4400 be used in conjunction with microcontrollers?
- Yes, TEPT4400 can be easily interfaced with microcontrollers to enable intelligent light sensing and control in various technical solutions.