MAX1904ETJ+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: 32-Pin Thin QFN
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 600mA
• Quiescent Current: 40µA
• Dropout Voltage: 150mV at 300mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1904ETJ+T has a total of 32 pins. The pin configuration is as follows:

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

Functional Features

• High efficiency voltage regulation
• Low power consumption
• Overcurrent protection
• Thermal shutdown protection
• Soft-start feature for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Wide input voltage range allows for versatile applications - Overcurrent and thermal shutdown protection ensure device safety - Soft-start feature prevents voltage spikes during power-up

Disadvantages: - Limited maximum output current of 600mA may not be suitable for high-power applications - Dropout voltage of 150mV at 300mA may affect performance in low voltage scenarios

Working Principles

The MAX1904ETJ+T is a voltage regulator that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage between 0.6V and 3.3V. It achieves high efficiency by utilizing a switching regulator topology. The device continuously monitors the output voltage and adjusts the internal switching frequency to maintain a stable output. It also incorporates overcurrent and thermal shutdown protection mechanisms to safeguard against potential damage.

Detailed Application Field Plans

The MAX1904ETJ+T is commonly used in various applications where efficient power management is required. Some of the typical application fields include:

1. Portable electronic devices: The low power consumption and wide input voltage range make it suitable for battery-powered devices such as smartphones, tablets, and portable media players.
2. IoT devices: With the increasing popularity of Internet of Things (IoT) devices, the MAX1904ETJ+T can be used to regulate power in sensors, wireless modules, and other IoT components.
3. Industrial equipment: The voltage regulator can be employed in industrial automation systems, control panels, and motor drives to ensure stable and reliable power supply.
4. Automotive electronics: The device's operating temperature range (-40°C to +85°C) makes it suitable for automotive applications, including infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

1. LM1117-3.3: This voltage regulator offers a fixed output voltage of 3.3V and can handle a maximum output current of 800mA.
2. LT1763-3.3: With a low dropout voltage of 300mV at 500mA, this regulator provides a fixed output voltage of 3.3V.
3. TPS7A3301: This device is a low-dropout linear regulator with a fixed output voltage of 3.3V and a maximum output current of 200mA.

These alternative models offer similar functionality to the MAX1904ETJ+T and can be considered based on specific application requirements.

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