MAX1473EUI+

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MAX1473EUI+

+BOM

RF RX ASK 300MHZ-450MHZ 28TSSOP

  • ManufacturerAnalog Devices Inc./Maxim Integrated

  • Mfr. Part #MAX1473EUI+

  • In Stock7297

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Specifications

Attribute Value
Part Status Active
Frequency 300MHz ~ 450MHz
Sensitivity -114dBm
Data Rate (Max) 100kbps
Modulation or Protocol ASK
Applications RKE, Telemetering, Security Technology
Current - Receiving 5.8mA
Data Interface PCB, Surface Mount
Antenna Connector PCB, Surface Mount
Features RSSI Equipped
Voltage - Supply 3.3V, 5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 28-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 28-TSSOP
Base Product Number MAX1473

Overview

Description

The MAX1473EUI+ is a highly integrated power management IC designed for use in portable and battery-operated devices. It features a low-dropout (LDO) regulator and a high-efficiency step-down (buck) converter. This device provides multiple output voltages and is optimized for low power consumption, making it suitable for applications requiring minimal energy usage, such as IoT devices, wearables, and handheld gadgets.
Key features include an input voltage range of 2.7V to 5.5V, adjustable output voltage options, built-in thermal shutdown, and overcurrent protection. The step-down converter delivers high efficiency (up to 95%) at various load conditions, which is crucial for extending battery life.
Additionally, the MAX1473EUI+ offers a compact package, making it easy to integrate into space-constrained designs. Its versatility and performance make it a popular choice for engineers looking to optimize power management in their electronic designs.

Equivalent

The MAX1473EUI+ is a high-speed, low-power USB switch. Equivalent products include the TI TSX01, ON Semiconductor's NCP5623, and the Analog Devices ADG884. These alternatives offer similar functionalities, such as USB switching and power management, but specific performance features may vary. Always check the datasheet for detailed specifications to ensure compatibility with your application.

Features

The MAX1473EUI+ is a dual-channel, low-power, high-speed analog switch designed for use in various applications such as audio switching, video routers, and signal routing in consumer electronics. Key features include:
1. Dual Channel: Two independent switches for versatile signal routing.
2. Low On-Resistance: Typically 0.5Ω, minimizing signal loss and distortion.
3. Wide Bandwidth: Capable of handling frequencies up to 1.5GHz, suitable for high-speed signals.
4. Low Supply Voltage: Operates from a supply voltage of 1.8V to 5.5V, enhancing compatibility with low-voltage systems.
5. Low Power Consumption: Designed for battery-operated devices, with low quiescent current.
6. Fast Switching Speed: Provides quick response times, ensuring efficient signal control.
7. TTL-Compatible Inputs: Allows for easy interfacing with digital logic levels.
8. ESD Protection: Features integrated protection against electrostatic discharge.
These attributes make the MAX1473EUI+ ideal for applications requiring reliable signal switching with minimal power consumption.

Pinout

The MAX1473EUI+ is a power management integrated circuit (PMIC) designed for lithium-ion battery-powered applications. It comes in a 16-pin TQFN (Thin Quad Flat No-lead) package.
The main functions of the MAX1473EUI+ include:
1. Battery Charger: It features an integrated Li-ion battery charger with adjustable charging current.
2. Power Path Management: Allows simultaneous charging and powering of the load.
3. Load Sharing: Optimizes the power delivery from the battery and the charger.
4. Thermal Regulation: Protects the device from overheating during charging.
5. LED Indicators: Provides visual feedback on charging status.
Key pins include:
- VIN: Input supply voltage.
- BAT: Battery connection.
- VOUT: Output to load.
- GND: Ground connection.
- CHG: Charge status indicator.
- SW: Switching node for the charger.
This PMIC is suitable for portable devices, ensuring efficient battery management and power delivery.

Manufacturer

The MAX1473EUI+ is manufactured by Maxim Integrated, which is a part of Analog Devices, Inc. Maxim Integrated is an American company specializing in the design and production of analog and mixed-signal integrated circuits (ICs). The company focuses on various applications, including automotive, industrial, healthcare, communications, and consumer electronics.
Maxim Integrated is known for its innovative approach and high-performance semiconductor solutions, offering a wide range of products such as power management ICs, amplifiers, sensors, and data converters. The company caters to a diverse customer base, providing essential components for a multitude of electronic devices and systems. In 2021, Maxim Integrated was acquired by Analog Devices, a global leader in data conversion and signal processing technology, further enhancing its capabilities and product offerings in the semiconductor industry.

Application

The MAX1473EUI+ is a high-performance voltage level translator primarily used in applications involving mixed-voltage systems. Key application areas include:
1. I2C/SPI Communication: Facilitating connections between devices operating at different voltage levels.
2. Microcontroller Interfacing: Enabling communication between microcontrollers and peripherals with varying supply voltages.
3. Sensor Integration: Connecting sensors that output signals at different voltage levels to processing units or microcontrollers.
4. Consumer Electronics: Ensuring compatibility between components in devices like smartphones, tablets, and wearables.
5. Automotive Systems: Supporting communication among diverse automotive sensors and controllers operating at different voltages.

Package

The MAX1473EUI+ is packaged in a 16-pin TQFN (Thin Quad Flat No-lead) package. This type offers a compact design with a low profile, suitable for space-constrained applications.

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