MAX797CSE+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX797CSE+T has a total of 16 pins arranged as follows:

1. VOUT
2. GND
3. FB
4. EN
5. VIN
6. NC
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC

Functional Features

• High efficiency voltage regulation
• Low dropout voltage for improved power efficiency
• Enable pin for easy on/off control
• Wide input voltage range for versatile applications
• Thermal shutdown protection to prevent overheating

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Low dropout voltage ensures stable output even with low input voltage - Enable pin allows for convenient control of the device - Wide input voltage range accommodates various power sources - Thermal shutdown protection enhances safety and reliability

Disadvantages: - Limited maximum output current of 500mA - Not suitable for high-power applications

Working Principles

The MAX797CSE+T is a voltage regulator IC that regulates the input voltage to a desired output voltage level. It achieves this by utilizing an internal feedback mechanism that continuously monitors the output voltage and adjusts the internal circuitry accordingly. The device operates in a low dropout mode, meaning it can maintain a stable output voltage even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The MAX797CSE+T is commonly used in various applications where efficient power management is required. Some of the typical application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and high efficiency of the MAX797CSE+T.
2. Industrial equipment: The voltage regulator is suitable for powering sensors, actuators, and control circuits in industrial automation systems.
3. Automotive electronics: The device can be utilized in automotive applications, including infotainment systems, lighting controls, and engine management systems.
4. Communication systems: Wireless routers, base stations, and other communication equipment can benefit from the stable and efficient power supply provided by the MAX797CSE+T.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, 800mA Maximum Output Current
2. LT1763-3.3: Fixed 3.3V Voltage Regulator, Low Dropout Voltage
3. TPS7A4700: Ultra-Low Noise Voltage Regulator, 1A Maximum Output Current
4. ADP3339AKCZ-2.5: Fixed 2.5V Voltage Regulator, High PSRR (Power Supply Rejection Ratio)

These alternative models offer similar functionality and can be considered as alternatives to the MAX797CSE+T depending on specific requirements and design constraints.

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