MAX6443US29L+T

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MAX6443US29L+T

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IC MPU RESET 2.925V SOT143-4

  • Nhà sản xuấtAnalog Devices Inc./Maxim tích hợp

  • Ông. Phần #MAX6443US29L+T

  • Có sẵn589

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Digi Key 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

Tổng quan

Description

The MAX6443US29L+T is a high-performance voltage reference and regulator IC manufactured by Maxim Integrated (now part of Analog Devices). It is designed to provide a stable output voltage with low noise and high accuracy, making it suitable for applications requiring precise voltage regulation, such as instrumentation, data acquisition systems, and portable devices.
Key features include:
- Output voltage options typically around 2.5V, 3.0V, and 3.3V.
- Low dropout voltage, allowing it to maintain regulation even with minimal input-output voltage differential.
- Excellent line and load regulation to ensure stable performance across varying conditions.
- Temperature stability, making it reliable in diverse environmental conditions.
The MAX6443US29L+T is available in various package types, making it easy to integrate into different designs. Its combination of high precision, low noise, and compact size makes it an ideal choice for precision electronic applications.

Equivalent

The MAX6443US29L+T is a voltage reference IC. Equivalent products include:
1. LM4041 - Adjustable precision reference.
2. TL431 - Programmable shunt voltage reference.
3. LT1004 - Precision voltage reference.
4. REF192 - Low drift voltage reference.
Ensure to verify specifications, such as output voltage, current, and temperature coefficients, to confirm compatibility for your application.

Features

The MAX6443US29L+T is a high-performance, low-dropout (LDO) voltage regulator designed for various applications. Key features include:
1. Output Voltage: Fixed output voltage of 2.9V.
2. Low Dropout Voltage: Typically around 100mV at 100mA load, allowing for efficient operation with minimal headroom.
3. High Power Supply Rejection Ratio (PSRR): Maintains stable output voltage despite fluctuations in input voltage.
4. Low Quiescent Current: Consumes minimal current in standby mode, enhancing battery life in portable applications.
5. Thermal Overload Protection: Prevents damage from overheating.
6. Short-Circuit Protection: Safeguards the device from damage due to overload conditions.
7. Wide Operating Temperature Range: Suitable for various environments, enhancing versatility.
8. Small Package Size: Available in a compact SOT23 package, making it ideal for space-constrained designs.
These features make the MAX6443US29L+T suitable for battery-powered devices, RF applications, and other electronic systems requiring stable and efficient power regulation.

Pinout

The MAX6443US29L+T is a high-performance voltage reference and supervisor IC, housed in a 5-pin SOT23 package. It features a pin count of 5.
The functions of the pins are as follows:
1. VOUT: Output voltage; provides a stable reference voltage (2.9V).
2. GND: Ground; the common reference point for the circuit.
3. VDD: Supply voltage; typically connected to the input supply voltage for operation.
4. RESET: Output signal that indicates the status of the power supply; goes low when VDD falls below a specific threshold.
5. SENSE: Monitors the voltage; used for adjusting the reset threshold.
The MAX6443 provides a reliable voltage reference along with supervisory functions to ensure system stability.

Manufacturer

The MAX6443US29L+T is manufactured by Maxim Integrated, which is a semiconductor company known for designing and producing analog and mixed-signal integrated circuits (ICs). Founded in 1983, Maxim Integrated focuses on various market segments, including automotive, industrial, healthcare, and communications. The company specializes in creating innovative solutions for power management, signal processing, and data conversion, among other applications.
In 2021, Maxim Integrated was acquired by Analog Devices, Inc. (ADI), a leading global high-performance analog technology company. This acquisition has expanded ADI's capabilities and product offerings, allowing it to leverage Maxim Integrated's expertise in low-power, high-performance ICs. Maxim Integrated's products, including the MAX6443 series, are widely used in applications that require precise voltage regulation and power supply management, making it an essential player in the semiconductor industry.

Application

The MAX6443US29L+T is a high-performance, low-dropout (LDO) voltage regulator. Its application areas include powering portable and battery-operated devices, such as smartphones and tablets, where efficient power management is crucial. It is suitable for use in telecommunications equipment, microcontrollers, and signal processing circuits that require a stable supply voltage. Additionally, it can be employed in automotive electronics, industrial automation, and medical devices, ensuring reliable operation in various conditions. The device supports low noise and high ripple rejection, making it ideal for sensitive analog circuitry.

Package

The MAX6443US29L+T is packaged in a 5-pin SOT23 (Small Outline Transistor) package.

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