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SPV1840LR5H

Name: SPV1840LR5H
Rating: 4.7 (12 reviews)

MIC MEMS ANALOG OMNI -38DB

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仕様

Series	SiSonic™ SPV
Part Status	Obsolete
Type	MEMS (Silicon)
Output Type	Analog
Direction	Omnidirectional
Frequency Range	100 Hz ~ 10 kHz
Sensitivity	-38dB ±3dB @ 94dB SPL
S/N Ratio	62.5dB
Impedance	400 Ohms
Voltage Range	1.5 V ~ 3.6 V
Current - Supply	60 µA
Port Location	Bottom
Termination	Solder Pads
Size / Dimension	0.108" L x 0.073" W (2.75mm x 1.85mm)
Height (Max)	0.035" (0.90mm)
Shape	Rectangular

概要

Description

The SPV1840LR5H is a high-performance piezoelectric energy harvester designed for low-power applications. It efficiently converts mechanical vibrations into electrical energy, making it suitable for powering small electronic devices in environments where conventional power sources are unavailable. This device typically operates at a wide frequency range and can output a voltage sufficient to charge capacitors or power microcontrollers.
Key features include its compact size, energy conversion efficiency, and ability to operate with minimal maintenance. It is often used in IoT applications, remote sensors, and wearable technology, where it harnesses ambient energy from vibrations, motions, or other mechanical sources. The SPV1840LR5H is ideal for sustainable energy solutions, contributing to the development of self-powered devices. Its integration into electronic systems can significantly reduce the need for batteries, leading to lower environmental impact and enhanced reliability.

Features

The SPV1840LR5H is a high-performance piezoelectric energy harvester designed for low-power applications. Key features include:
1. Voltage Output: It generates an output voltage range suitable for powering low-energy devices.
2. Compact Size: Its small form factor allows for easy integration into various applications, including wearable technology.
3. Wide Frequency Response: The device is capable of harvesting energy from a broad range of mechanical vibrations.
4. High Efficiency: It boasts efficient energy conversion capabilities to maximize power extraction from environmental sources.
5. Low Start-Up Voltage: This feature allows it to initiate operations even with minimal input energy.
6. Robust Design: Designed for durability, making it suitable for a variety of environments.
7. Versatile Applications: Ideal for use in IoT devices, sensors, and other low-power electronics.
Overall, the SPV1840LR5H is an effective solution for sustainable energy harvesting in compact electronics.

Package

The SPV1840LR5H is packaged in a miniature, surface-mount, 5-pin LGA (Land Grid Array) format. This package type is designed for compact applications and facilitates easy integration into electronic circuits.

Pinout

The SPV1840LR5H is a MEMS (Micro-Electro-Mechanical Systems) microphone with a total of 6 pins. Its main functions include capturing sound and converting it into an electrical signal.
Pin Functions:
1. VDD - Power supply pin (typically +3.3V).
2. GND - Ground reference pin.
3. OUT - Analog output pin for the microphone signal.
4. SCK - Serial clock input for digital communication (if applicable).
5. MISO - Master In Slave Out for data communication (if applicable).
6. MOSI - Master Out Slave In for data communication (if applicable).
The microphone provides high sensitivity, low noise, and is designed for applications such as voice recognition, mobile devices, and portable electronics. It operates over a wide frequency range, making it suitable for various audio applications.

Manufacturer

The SPV1840LR5H is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics designs and produces a wide range of semiconductor solutions, including microcontrollers, sensors, and power management devices, serving various markets such as automotive, industrial, consumer electronics, and communication systems. The company is known for its focus on innovation and sustainability, offering advanced technologies that enable efficient energy management and smart connectivity.

Application

The SPV1840LR5H is a high-performance microelectromechanical systems (MEMS) microphone primarily used in applications such as smartphones, tablets, laptops, and voice-controlled devices. Its compact design and high sensitivity make it suitable for audio recording, voice recognition, and noise cancellation in consumer electronics, as well as in automotive applications for hands-free systems and in smart home devices for enhanced user interaction.

Equivalent

The SPV1840LR5H chip is a solar energy harvesting IC. Equivalent products include the Texas Instruments BQ25570, Microchip MCP1640, and Analog Devices LTC3105. These alternatives also support energy harvesting applications, offering similar functionality for low-power devices. Always verify specific requirements and compatibility for your application before selecting a substitute.