MAX8873SEUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, small package size
• Package: SOT23-5
• Essence: Low-power linear regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8873SEUK+T has a total of five pins:

1. GND: Ground pin
2. IN: Input voltage pin
3. EN: Enable pin
4. BYP: Bypass capacitor pin
5. OUT: Output voltage pin

Functional Features

• Low dropout voltage: The MAX8873SEUK+T exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a quiescent current of only 40µA, this voltage regulator minimizes power consumption in low-power applications.
• Thermal shutdown protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - High efficiency - Small package size - Wide input voltage range - Low dropout voltage

Disadvantages: - Limited maximum output current (150mA)

Working Principles

The MAX8873SEUK+T is a low-power linear regulator that regulates the input voltage to a stable output voltage. It achieves this by using a pass transistor that adjusts its resistance to maintain the desired output voltage. The device operates in dropout mode, allowing it to regulate even when the input voltage is only slightly higher than the desired output voltage.

Detailed Application Field Plans

The MAX8873SEUK+T finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Medical equipment

Detailed and Complete Alternative Models

1. MAX8887EUT33+: Similar specifications, SOT23-6 package, 300mA maximum output current.
2. MAX8860ESA+: Lower quiescent current (15µA), SOT23-8 package, 150mA maximum output current.
3. MAX8890ETC+: Higher maximum output current (500mA), TDFN-10 package, adjustable output voltage.

These alternative models provide options with varying features and capabilities to suit different application requirements.

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