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MAX6443US29L-T

Name: MAX6443US29L-T
Rating: 4.7 (12 reviews)

IC MPU RESET 2.925V SOT143-4

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Mfr。パート #MAX6443US29L-T
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仕様

Part Status	Active
DigiKey Programmable	Not Verified
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	2.925V
Output	Push-Pull, Totem Pole
Reset	Active Low
Reset Timeout	140ms Minimum
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	TO-253-4, TO-253AA
Supplier Device Package	SOT-143-4
Base Product Number	MAX6443

概要

Description

The MAX6443US29L-T is a precision voltage reference and supervisor IC from Maxim Integrated, designed to provide a stable reference voltage and monitor power supply levels. It offers a fixed output voltage of 2.9V, making it ideal for applications requiring a reliable voltage reference, such as ADCs, DACs, and precision measurement systems.
Key features include low output voltage variation, high accuracy, low temperature coefficient, and minimal noise, which enhance the performance of sensitive electronic circuits. The device also incorporates a power-on reset function to ensure proper system initialization and operation.
The MAX6443US29L-T is housed in a compact package, making it suitable for space-constrained designs. Its robust performance and reliability make it a popular choice in automotive, industrial, and consumer electronics applications.
Overall, it serves as an essential component for maintaining voltage stability and monitoring power conditions in various electronic systems.

Features

The MAX6443US29L-T is a precision voltage reference IC designed for low-power applications. Key features include:
1. Output Voltage: Provides a stable output voltage of 2.5V.
2. Low Drift: Typically exhibits low temperature drift, enhancing accuracy across varying temperatures.
3. Low Noise: Designed to minimize voltage noise, making it suitable for sensitive applications.
4. Temperature Range: Operates over a wide temperature range, suitable for various environments.
5. Power Supply: Requires low supply current, optimizing battery life in portable devices.
6. Package: Available in a compact SOT23 package, facilitating integration into space-constrained applications.
7. High Accuracy: Offers excellent initial accuracy, which is critical for precise measurements.
8. Current Capability: Can source a moderate load current while maintaining stability.
These features make the MAX6443US29L-T ideal for applications in data acquisition systems, sensor interfaces, and portable devices requiring reliable voltage references.

Package

The MAX6443US29L-T is packaged in a 5-pin SOT23 (Small Outline Transistor) package, which is compact and suitable for surface-mount applications.

Pinout

The MAX6443US29L-T is a voltage reference IC with a pin count of 8. Its primary function is to provide a stable reference voltage, which is essential for precision applications. The device offers a 2.5V output voltage with low temperature drift, making it suitable for various battery-powered and portable devices.
The pin configuration includes:
1. V+: Power supply input.
2. GND: Ground connection.
3. VCAP: Capacitor connection for internal voltage regulation.
4. VOUT: Output voltage for reference.
5. SEL: Voltage selection pin for different output options.
6. NC: No connection, not used.
7. SCL: Serial clock line for communication.
8. SDA: Serial data line for communication.
The device is designed for low power consumption and operates within a wide voltage range, making it versatile for various electronic applications.

Manufacturer

The MAX6443US29L-T is manufactured by Maxim Integrated, which is a leading provider of analog and mixed-signal integrated circuits (ICs). Maxim Integrated specializes in designing and producing innovative semiconductor solutions for various applications, including automotive, industrial, healthcare, and consumer electronics. The company focuses on high-performance ICs that enhance system efficiency, reliability, and functionality. In 2020, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its portfolio and capabilities in the semiconductor industry.

Application

The MAX6443US29L-T is a low-dropout (LDO) voltage regulator primarily used in portable devices, battery-powered equipment, and embedded systems. Its applications include power management for microcontrollers, sensors, and RF devices, ensuring stable voltage levels with low noise. Additionally, it is suitable for use in automotive, consumer electronics, and telecommunications, where efficient power supply and thermal performance are crucial.

Equivalent

The MAX6443US29L-T is a low-dropout (LDO) voltage regulator. Equivalent products include:
1. MIC5205 - Microchip Technology
2. LP2985 - Texas Instruments
3. ADM660 - Analog Devices
4. LM1117 - Texas Instruments
5. LT1763 - Analog Devices
Always verify specific requirements like output voltage, current rating, and package type for compatibility.