MAX6326XR28+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Noise, High Accuracy
• Package: 28-Pin TSSOP
• Essence: Provides stable and regulated voltage output
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 2.8V
• Output Current: Up to 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.05%/mA
• Ripple Rejection: 70dB at 1kHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6326XR28+T has a total of 28 pins. The pin configuration is as follows:

1. VOUT
2. GND
3. GND
4. GND
5. GND
6. GND
7. GND
8. GND
9. GND
10. GND
11. GND
12. GND
13. GND
14. GND
15. GND
16. GND
17. GND
18. GND
19. GND
20. GND
21. GND
22. GND
23. GND
24. GND
25. GND
26. GND
27. VIN
28. EN

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• Low noise output for applications sensitive to electrical disturbances.
• High accuracy in regulating the output voltage, ensuring precise power supply.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit and reverse polarity protection for added safety.

Advantages and Disadvantages

Advantages: - Provides a stable and regulated voltage output. - Low dropout voltage allows for efficient operation even with low input voltage. - Low noise output is ideal for noise-sensitive applications. - High accuracy ensures precise power supply. - Thermal shutdown and protection features enhance reliability.

Disadvantages: - Limited output current capacity (up to 150mA). - Higher cost compared to some alternative models. - Not suitable for high-power applications.

Working Principles

The MAX6326XR28+T is a voltage regulator IC that takes an input voltage within the range of 2.5V to 5.5V and provides a regulated output voltage of 2.8V. It utilizes a low dropout architecture, allowing it to maintain a stable output even when the input voltage is close to the desired output voltage.

The IC incorporates various internal circuitry to ensure accurate regulation, low noise output, and protection against thermal and electrical faults. It operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MAX6326XR28+T is commonly used in various electronic devices and systems where a stable and regulated voltage supply is required. Some typical application fields include:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for battery-operated devices such as portable audio players, handheld instruments, and wireless communication devices.

2. Embedded systems: The high accuracy and low noise characteristics make it ideal for powering microcontrollers, sensors, and other components in embedded systems.

3. Automotive electronics: The IC's wide operating temperature range and protection features make it suitable for automotive applications, including infotainment systems, dashboard displays, and control modules.

4. Industrial equipment: The stable output voltage and protection features make it suitable for powering various industrial equipment, such as control systems, measurement devices, and motor drives.

Detailed and Complete Alternative Models

1. LM1117-2.8: Low dropout voltage regulator with similar specifications and package options.
2. LT1763-2.8: High-performance low dropout regulator with adjustable output voltage.
3. TPS79628: Ultra-low noise, high PSRR voltage regulator with fixed 2.8V output.

These alternative models offer similar functionality and can be considered based on specific application requirements and availability.

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