LTC2955ITS8-1#TRMPBF

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LTC2955ITS8-1#TRMPBF

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IC CTLR ON/OFF PUSHBUTT TSOT23-8

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Applications Push Button, On/Off Controller
Voltage-Input ±36V
Voltage-Supply 1.5V ~ 36V
Current-Supply 1.2 µA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case SOT-23-8 Thin, TSOT-23-8

Visão Geral

Description

The LTC2955ITS8-1#TRMPBF is a pushbutton on/off controller designed by Analog Devices (previously Linear Technology). It manages the turn-on and turn-off control of electronic devices through a simple pushbutton interface. The device is commonly used in battery-operated systems, allowing for controlled power management to extend battery life.
Key features of the LTC2955 include:
1. Pushbutton Control: Turns on and off devices with a single pushbutton, providing a user-friendly interface.
2. Adjustable Timing: Configurable turn-on/off timing delays to prevent accidental operation.
3. Low Power Consumption: Maximizes battery life by minimizing standby power consumption.
4. Wide Input Voltage Range: Supports various power supply configurations.
5. Compact Package: Available in a small TSOT-23 package, suitable for space-constrained applications.
6. Robustness: Includes features like debounce filters and ESD protection.
The LTC2955 is ideal for portable and handheld devices, industrial equipment, and any application where efficient power management is crucial. Its simple integration and versatility make it a popular choice for designers looking to enhance user interfaces and reliability in electronic systems.

Equivalent

The LTC2955ITS8-1#TRMPBF is a power management IC used for push-button on/off control. Equivalent products include:
1. Maxim Integrated MAX16054: Provides push-button on/off sequencing.
2. Texas Instruments TPS3420: Features push-button reset capabilities.
3. Microchip Technology MCP101: Offers similar push-button control functionalities.
These alternatives may not be direct drop-in replacements, so it is important to verify compatibility with specific design requirements.

Features

The LTC2955ITS8-1#TRMPBF is a power management IC with key features designed for efficient power control in electronic devices. It includes a pushbutton on/off controller, which allows for simple on/off control of system power. The device supports a wide input voltage range, making it versatile for various applications. It features low quiescent current, which is beneficial for battery-powered devices to extend battery life. The chip provides debounce timing to ensure reliable operation of the pushbutton input. Additionally, it includes a configurable turn-off timer, which can be set according to specific application requirements. The part also features a power fail indicator to alert users of power status, and it comes in a compact 8-lead TSOT package. These features make it suitable for use in portable instruments, battery-powered devices, and other applications requiring efficient power management.

Pinout

The LTC2955ITS8-1#TRMPBF is an 8-pin pushbutton on/off controller with a programmable turn-on/off debounce feature. The pin count is 8. Here is a brief description of its pin functions:
1. PB: Pushbutton Input – Detects button presses.
2. GND: Ground – Circuit ground connection.
3. INT: Interrupt Output – Sends interrupt signal to a microcontroller upon button press.
4. KILL: Kill Input – Allows for turning off the system immediately.
5. EN: Enable Output – Controls the system power supply.
6. ON: On Control Input – External signal to turn on the system.
7. VCC: Supply Voltage Input – Power supply for the device.
8. TMR: Timer Input – Sets turn-off delay via an external capacitor.
These pins work together to control the power state of a system using a pushbutton and provide features like debounce timing, system shutdown, and interrupt generation.

Manufacturer

The LTC2955ITS8-1#TRMPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company serves various industries, including telecommunications, healthcare, automotive, industrial, and consumer electronics. Analog Devices is well-regarded for its high-performance products and innovation in the field of analog technology.

Application

The LTC2955ITS8-1#TRMPBF is a power management IC that is primarily used for pushbutton on/off control applications. It is suitable for battery-operated devices and portable electronics where power efficiency and user control are important. Typical application areas include handheld instruments, consumer electronics, medical devices, and industrial equipment. It allows for precise control over the power state of a device, offering features like debounce timing, automatic turn-off, and status indication, which help in extending battery life and improving user experience.

Package

The LTC2955ITS8-1#TRMPBF is a power management IC housed in an 8-lead TSOT-23 package. TSOT-23 is a small-outline package ideal for space-constrained applications.

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