MAX6803US44D3+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limiting

Package: US44D3+

Essence: The MAX6803US44D3+ is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and maintain a constant voltage level.

Packaging/Quantity: The MAX6803US44D3+ is available in a US44D3+ package, which refers to a 44-pin plastic quad flat package. The quantity per package may vary depending on the supplier.

Specifications

Input Voltage Range: 2.5V to 6.5V
Output Voltage Range: 1.2V to 5.5V
Dropout Voltage: 120mV at 100mA
Output Current: Up to 500mA
Quiescent Current: 75µA
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6803US44D3+ has a total of 44 pins. Here is a detailed pin configuration:

VOUT: Output Voltage
GND: Ground
EN: Enable Pin
FB: Feedback Pin
VIN: Input Voltage
NC: No Connection
NC: No Connection
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NC: No Connection
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NC: No Connection
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NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection
NC: No Connection

Functional Features

Low Dropout Voltage: The MAX6803US44D3+ exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
High Output Current Capability: With a maximum output current of 500mA, this voltage regulator can handle high power demands in various applications.
Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, providing flexibility for different system requirements.
Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive heat by shutting down the regulator temporarily.
Short-Circuit Current Limiting: The MAX6803US44D3+ includes short-circuit current limiting to protect the device and connected components from excessive current flow during a short circuit event.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation. - High output current capability for demanding applications. - Adjustable output voltage provides flexibility. - Thermal shutdown protection prevents damage from overheating. - Short-circuit current limiting protects the device and connected components.

Disadvantages: - Limited pin configuration information available. - No specific application examples provided in the datasheet.

Working Principles

The MAX6803US44D3+ operates as a linear voltage regulator. It takes an input voltage within the range of 2.5V to 6.5V and regulates it to a stable output voltage between 1.2V and 5.5V. The regulator uses internal circuitry to maintain the desired output voltage, compensating for changes in the input voltage and load conditions.

Detailed Application Field Plans

The MAX6803US44D3+ can be used in various electronic devices and systems that require a stable and regulated power supply. Some potential application fields include: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication systems - Embedded

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX6803US44D3+ v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX6803US44D3+ in technical solutions:

Q: What is the MAX6803US44D3+? A: The MAX6803US44D3+ is a voltage monitor and reset circuit that provides power-on reset and low-voltage reset for microcontrollers, microprocessors, and other digital systems.
Q: What is the operating voltage range of MAX6803US44D3+? A: The operating voltage range of MAX6803US44D3+ is typically between 1.6V and 5.5V.
Q: How does MAX6803US44D3+ provide power-on reset? A: MAX6803US44D3+ monitors the supply voltage and asserts a reset signal to the microcontroller or processor until the voltage reaches a stable level.
Q: Can MAX6803US44D3+ be used with multiple power supplies? A: Yes, MAX6803US44D3+ can be used with multiple power supplies by connecting the VCC pin to the main power supply and the VBAT pin to a backup power supply.
Q: What is the typical reset threshold voltage of MAX6803US44D3+? A: The typical reset threshold voltage of MAX6803US44D3+ is 4.63V.
Q: Does MAX6803US44D3+ have an adjustable reset threshold voltage? A: No, MAX6803US44D3+ has a fixed reset threshold voltage and does not provide an option for adjustment.
Q: Can MAX6803US44D3+ generate a reset signal when the voltage drops below a certain threshold? A: Yes, MAX6803US44D3+ can generate a reset signal when the voltage drops below the reset threshold voltage.
Q: What is the typical power supply current consumption of MAX6803US44D3+? A: The typical power supply current consumption of MAX6803US44D3+ is 7µA.
Q: Can MAX6803US44D3+ be used in battery-powered applications? A: Yes, MAX6803US44D3+ can be used in battery-powered applications due to its low power consumption.
Q: Does MAX6803US44D3+ have any additional features? A: Yes, MAX6803US44D3+ includes a manual reset input and an active-low reset output for added flexibility in system design.

Please note that these answers are based on general information about MAX6803US44D3+ and may vary depending on specific application requirements.