MAX6855UK30D2+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: 30-Pin Thin QFN (Quad Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Output Current: Up to 1A
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Switching Frequency: 2MHz (typical)

Detailed Pin Configuration

The MAX6855UK30D2+T has a total of 30 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. SS/TRK: Soft-Start/Tracking Pin
6. PGND: Power Ground
7. SW: Switch Node
8. LX: Inductor Connection
9. VOUT: Output Voltage
10. COMP: Compensation Pin
11. AGND: Analog Ground
12. NC: No Connect
13. NC: No Connect
14. NC: No Connect
15. NC: No Connect
16. NC: No Connect
17. NC: No Connect
18. NC: No Connect
19. NC: No Connect
20. NC: No Connect
21. NC: No Connect
22. NC: No Connect
23. NC: No Connect
24. NC: No Connect
25. NC: No Connect
26. NC: No Connect
27. NC: No Connect
28. NC: No Connect
29. NC: No Connect
30. NC: No Connect

Functional Features

• High efficiency voltage regulation for portable devices
• Low power consumption for extended battery life
• Integrated soft-start and tracking functionality
• Overcurrent and overtemperature protection
• Adjustable output voltage through external resistors
• Stable operation under varying load conditions

Advantages and Disadvantages

Advantages

• High efficiency leads to longer battery life
• Compact package size for space-constrained applications
• Wide input voltage range allows for versatile use
• Integrated protection features enhance reliability
• Adjustable output voltage provides flexibility

Disadvantages

• Limited output current compared to some other regulators
• Higher cost compared to non-integrated solutions
• Requires external components for proper operation

Working Principles

The MAX6855UK30D2+T is a voltage regulator that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 0.8V and 3.6V. It utilizes a switching topology to achieve high efficiency and low power consumption.

The regulator operates by continuously adjusting the duty cycle of an internal switch to maintain the desired output voltage. Feedback from the output is compared to a reference voltage, and any deviation is corrected by adjusting the duty cycle accordingly.

The soft-start and tracking functionality ensure a controlled startup and smooth transition during load changes. The integrated protection features safeguard against overcurrent and overtemperature conditions, enhancing the reliability of the device.

Detailed Application Field Plans

The MAX6855UK30D2+T is widely used in various portable electronic devices, including smartphones, tablets, digital cameras, and portable media players. Its high efficiency and low power consumption make it ideal for battery-powered applications.

Some specific application areas include:

1. Mobile phones: Powering the core processor and other critical components.
2. Portable audio devices: Providing a stable voltage for audio amplifiers and DACs.
3. Wearable devices: Regulating power for sensors, microcontrollers, and wireless modules.
4. Handheld gaming consoles: Ensuring reliable power supply to the gaming system.
5. Portable medical devices: Powering vital sign monitors and diagnostic equipment.

Detailed and Complete Alternative Models

• MAX6856UK30D2+T
• MAX6857UK30D2+T
• MAX6858UK30D2+T
• MAX6859UK30D2+T
• MAX6860UK30D2+T

These alternative models are part of the same series and offer similar functionality with slight variations in specifications and pin configuration. They can be considered as alternatives based on specific requirements and design considerations.

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