MAX8892EXK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Noise, Small Size
• Package: 4mm x 4mm, 12-Pin Exposed Pad TQFN
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Maximum Output Current: 500mA
• Quiescent Current: 40µA
• Dropout Voltage: 120mV at 300mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8892EXK+T has a total of 12 pins arranged as follows:

1. EN - Enable Pin
2. GND - Ground
3. FB - Feedback Pin
4. VOUT - Output Voltage
5. VOUT - Output Voltage
6. SW - Switching Node
7. SW - Switching Node
8. PGND - Power Ground
9. VIN - Input Voltage
10. VIN - Input Voltage
11. NC - No Connection
12. EP - Exposed Pad

Functional Features

• High efficiency voltage regulation
• Low output noise
• Fast transient response
• Overcurrent and thermal protection
• Soft-start functionality
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Small size allows for compact designs - Low output noise ensures clean power supply - Fast transient response for stable operation

Disadvantages: - Limited maximum output current (500mA) - Narrow input voltage range (2.7V to 5.5V)

Working Principles

The MAX8892EXK+T is a voltage regulator IC that takes an input voltage within the specified range and provides a regulated output voltage. It achieves high efficiency by utilizing a synchronous buck converter architecture. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switches to maintain a stable output. The enable pin (EN) controls the operation of the regulator, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The MAX8892EXK+T is commonly used in various portable electronic devices, such as smartphones, tablets, and portable media players. It is particularly suitable for applications where space is limited and power efficiency is crucial. Some specific application areas include:

1. Mobile phones
2. Wearable devices
3. Portable gaming consoles
4. Digital cameras
5. Wireless communication modules

Detailed and Complete Alternative Models

1. MAX8893EXK+T: Similar specifications but with higher maximum output current (800mA).
2. MAX8894EXK+T: Similar specifications but with wider input voltage range (2.5V to 6.5V).
3. MAX8895EXK+T: Similar specifications but with adjustable output voltage range (0.8V to 3.6V).

These alternative models offer similar functionality to the MAX8892EXK+T but with slight variations in performance and features.

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