MAX6855UK21D4+T

Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics:
  • High efficiency voltage regulator
  • Low dropout voltage
  • Small package size
  • Wide input voltage range
• Package: SOT-23-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: Adjustable from 1.2V to 3.6V
• Output Current: Up to 150mA
• Dropout Voltage: 120mV at 100mA load
• Quiescent Current: 45µA typical
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6855UK21D4+T has a SOT-23-5 package with the following pin configuration:

____ VOUT| |VIN EN| |GND FBAD|____|NC

• VIN: Input voltage pin
• GND: Ground pin
• EN: Enable pin for turning the regulator on/off
• FBAD: Feedback adjustment pin for setting the output voltage
• VOUT: Output voltage pin

Functional Features

• High efficiency voltage regulation
• Low dropout voltage allows for efficient power conversion
• Adjustable output voltage for flexibility in various applications
• Enable pin for easy control of the regulator's operation
• Small package size enables space-saving designs
• Wide input voltage range accommodates different power sources

Advantages

• High efficiency results in less power dissipation and longer battery life
• Low dropout voltage ensures stable output even with low input voltages
• Adjustable output voltage allows for customization based on specific requirements
• Enable pin provides control over the regulator's operation, conserving power when not needed
• Small package size enables compact and space-efficient designs
• Wide input voltage range makes it compatible with various power sources

Disadvantages

• Limited output current may not be suitable for high-power applications
• SOT-23-5 package may require additional thermal management for certain operating conditions

Working Principles

The MAX6855UK21D4+T is a voltage regulator IC that takes an input voltage within the specified range and provides a regulated output voltage. It utilizes a feedback mechanism to maintain a stable output voltage regardless of variations in the input voltage or load conditions. The enable pin allows the user to turn the regulator on or off as needed, conserving power when the device is not in use.

Detailed Application Field Plans

The MAX6855UK21D4+T is commonly used in various applications where efficient power management is required. Some potential application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearables can benefit from the high efficiency and low dropout voltage of this voltage regulator.
2. IoT devices: Internet of Things (IoT) devices often operate on low power and require a compact form factor, making the MAX6855UK21D4+T suitable for powering sensors, actuators, and communication modules.
3. Industrial automation: Control systems, motor drives, and other industrial automation equipment can utilize this voltage regulator for reliable and efficient power supply.
4. Automotive electronics: With its wide input voltage range and small package size, the MAX6855UK21D4+T can be employed in automotive applications such as infotainment systems, lighting controls, and sensor interfaces.

Detailed and Complete Alternative Models

1. MAX6856UK21D4+T: Similar to the MAX6855UK21D4+T, but with a higher output current capability of up to 300mA.
2. MAX6857UK21D4+T: Offers adjustable output voltage and higher output current of up to 500mA.
3. MAX6858UK21D4+T: Provides fixed output voltage options and an output current of up to 150mA.

These alternative models offer similar functionality but with varying specifications to cater to different application requirements.

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