MAX1982EUT+T

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High Efficiency, Low Quiescent Current
Package: SOT-23-6
Essence: Voltage Regulator
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 1.2V to 3.3V
Maximum Output Current: 500mA
Quiescent Current: 40µA
Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1982EUT+T has a total of six pins arranged as follows:

```

| | --| VOUT | --| GND | --| FB | --| EN | --| VIN | |___________| ```

Functional Features

High efficiency voltage regulation
Low quiescent current consumption
Wide input voltage range
Adjustable output voltage
Overcurrent and thermal protection

Advantages

Compact SOT-23-6 package for space-constrained applications
Efficient power management with low power consumption
Flexible output voltage adjustment for various system requirements
Reliable overcurrent and thermal protection mechanisms

Disadvantages

Limited maximum output current of 500mA
Restricted operating temperature range of -40°C to +85°C

Working Principles

The MAX1982EUT+T is a voltage regulator IC that efficiently converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 1.2V and 3.3V. It achieves high efficiency by utilizing a synchronous buck converter architecture. The device operates in pulse-width modulation (PWM) mode, adjusting the duty cycle of the switching transistor to regulate the output voltage. It also incorporates overcurrent and thermal protection features to ensure safe operation.

Detailed Application Field Plans

The MAX1982EUT+T is widely used in various applications that require efficient power management and voltage regulation. Some potential application fields include:

Battery-powered portable devices: The low quiescent current and wide input voltage range make it suitable for battery-powered devices such as smartphones, tablets, and portable media players.
IoT devices: With its compact package and adjustable output voltage, the MAX1982EUT+T can be utilized in IoT devices like sensors, wearables, and smart home devices.
Industrial automation: The voltage regulator can be employed in industrial automation systems where stable and efficient power supply is crucial for reliable operation.
Automotive electronics: The device's operating temperature range and protection features make it suitable for automotive applications, including infotainment systems, lighting control, and engine management.

Detailed and Complete Alternative Models

LM317: A popular linear voltage regulator with adjustable output voltage and a maximum output current of 1.5A.
LT1763: A low dropout (LDO) voltage regulator with a fixed output voltage and a maximum output current of 500mA.
TPS5430: A synchronous buck converter IC with adjustable output voltage and a maximum output current of 3A.
ADP2303: A high-efficiency step-down DC-DC converter with adjustable output voltage and a maximum output current of 2A.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX1982EUT+T in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MAX1982EUT+T in technical solutions:

Q: What is the MAX1982EUT+T? A: The MAX1982EUT+T is a high-efficiency, step-up DC-DC converter designed for low-power applications.
Q: What is the input voltage range of the MAX1982EUT+T? A: The input voltage range of the MAX1982EUT+T is typically between 0.8V and 5.5V.
Q: What is the output voltage range of the MAX1982EUT+T? A: The output voltage range of the MAX1982EUT+T can be adjusted from 1.8V to 5.5V using external resistors.
Q: What is the maximum output current of the MAX1982EUT+T? A: The maximum output current of the MAX1982EUT+T is typically 100mA.
Q: Can the MAX1982EUT+T operate with a single-cell Li-ion battery? A: Yes, the MAX1982EUT+T can operate with a single-cell Li-ion battery as it supports an input voltage as low as 0.8V.
Q: Does the MAX1982EUT+T have built-in overcurrent protection? A: Yes, the MAX1982EUT+T features built-in overcurrent protection to prevent damage to the device and the load.
Q: Is the MAX1982EUT+T suitable for battery-powered applications? A: Yes, the MAX1982EUT+T is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q: Can the MAX1982EUT+T be used in portable devices such as smartphones or tablets? A: Yes, the MAX1982EUT+T can be used in portable devices like smartphones or tablets to efficiently boost the battery voltage.
Q: Does the MAX1982EUT+T require external components for operation? A: Yes, the MAX1982EUT+T requires a few external components such as input/output capacitors and resistors to set the output voltage.
Q: What is the typical efficiency of the MAX1982EUT+T? A: The typical efficiency of the MAX1982EUT+T is around 90% when operating at full load.

Please note that these answers are general and may vary depending on specific application requirements and conditions.