TSOP18440
Product Overview
Category
The TSOP18440 belongs to the category of infrared receiver modules.
Use
It is used for remote control systems and other applications requiring IR data transmission.
Characteristics
- High sensitivity
- Photodetector and preamplifier in one package
- Internal filter for PCM frequency
- Shielding against EMI
- Low supply current
- TTL and CMOS compatibility
Package
The TSOP18440 is available in a compact, 3-pin epoxy package.
Essence
This product is essential for receiving and decoding infrared signals from remote controls.
Packaging/Quantity
The TSOP18440 is typically packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Supply Voltage: 2.5V to 5.5V
- Carrier Frequency: 38kHz
- Transmission Range: Up to 45 meters
- Operating Temperature: -25°C to +85°C
- Output Signal: Active low
- Dimensions: 6.95mm x 7.9mm x 4.8mm
Detailed Pin Configuration
- OUT (Output)
- GND (Ground)
- VS (Supply Voltage)
Functional Features
The TSOP18440 is designed to receive modulated infrared signals and provide a demodulated output.
Advantages and Disadvantages
Advantages
- High sensitivity allows for long-range reception
- Integrated preamplifier reduces external component count
- EMI shielding ensures reliable operation in noisy environments
Disadvantages
- Limited carrier frequency compatibility
- Requires line of sight for effective signal reception
Working Principles
The TSOP18440 operates by detecting and amplifying modulated infrared signals, filtering out ambient light, and providing a demodulated output for further processing.
Detailed Application Field Plans
The TSOP18440 is widely used in: - Consumer electronics for remote control functionality - Industrial automation for IR-based communication - Automotive applications for keyless entry systems
Detailed and Complete Alternative Models
- TSOP38238: Higher carrier frequency for improved noise immunity
- TSOP4838: Lower supply voltage for power-sensitive applications
- TSOP31238: Extended transmission range for specialized requirements
In conclusion, the TSOP18440 is a versatile infrared receiver module with high sensitivity and integrated features, making it suitable for various remote control and IR data transmission applications.
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기술 솔루션에 TSOP18440 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure, here are 10 common questions and answers related to the application of TSOP18440:
What is TSOP18440?
- TSOP18440 is a miniaturized IR receiver module for infrared remote control systems.
What is the operating voltage of TSOP18440?
- The operating voltage range of TSOP18440 is typically 2.5V to 5.5V.
What is the typical reception range of TSOP18440?
- The typical reception range of TSOP18440 is around 45 meters.
What is the carrier frequency of TSOP18440?
- TSOP18440 has a carrier frequency of 40kHz.
How does TSOP18440 filter out noise from ambient light?
- TSOP18440 uses a built-in AGC (Automatic Gain Control) to filter out noise from ambient light.
Can TSOP18440 be used with different types of remote controls?
- Yes, TSOP18440 can be used with most standard remote controls that operate at 40kHz.
What is the output signal format of TSOP18440?
- The output signal format of TSOP18440 is active low.
Can TSOP18440 be used in battery-powered devices?
- Yes, TSOP18440's low power consumption makes it suitable for use in battery-powered devices.
What is the typical data rate of TSOP18440?
- The typical data rate of TSOP18440 is 2400 bps.
Are there any special considerations for PCB layout when using TSOP18440?
- It is recommended to keep the TSOP18440 away from sources of EMI (Electromagnetic Interference) and to provide a clear line of sight for the IR signals.
These are some common questions and answers related to the application of TSOP18440 in technical solutions. If you have more specific questions, feel free to ask!