MAX1792EUA33+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current, High PSRR
• Package: 8-pin µMAX®
• Essence: Provides regulated output voltage with low dropout voltage and high power supply rejection ratio.
• Packaging/Quantity: Tape and Reel, 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 120mV at 100mA load current
• Quiescent Current: 40µA (typical)
• PSRR: 70dB at 1kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1792EUA33+T has the following pin configuration:

```

---

| | --| VOUT | --| VIN | --| GND | --| NC | --| EN | --| FB | --| NC | |___________| ```

• VOUT: Output Voltage Pin
• VIN: Input Voltage Pin
• GND: Ground Pin
• NC: No Connection Pin
• EN: Enable Pin
• FB: Feedback Pin

Functional Features

• Low dropout voltage allows operation with small input-output voltage differentials.
• Low quiescent current ensures minimal power consumption during standby or idle mode.
• High power supply rejection ratio provides excellent noise immunity.
• Enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• Low dropout voltage enables efficient operation with low input-output voltage differentials.
• Low quiescent current minimizes power consumption during standby or idle mode.
• High power supply rejection ratio ensures excellent noise immunity.
• Enable pin allows for easy control of the regulator.

Disadvantages

• Limited input voltage range (2.5V to 6.5V).
• Limited output voltage range (1.2V to 5.5V).

Working Principles

The MAX1792EUA33+T is a voltage regulator that provides a regulated output voltage, even when the input voltage varies. It achieves this by using a feedback mechanism that compares the output voltage to a reference voltage and adjusts the internal circuitry accordingly. The regulator maintains a low dropout voltage, ensuring efficient operation even with small input-output voltage differentials. Additionally, it has a low quiescent current, minimizing power consumption during standby or idle mode. The high power supply rejection ratio allows the regulator to reject noise from the input power supply, providing a clean and stable output voltage.

Detailed Application Field Plans

The MAX1792EUA33+T can be used in various applications where a regulated voltage supply is required. Some potential application fields include:

1. Battery-Powered Devices: The low dropout voltage and low quiescent current make it suitable for battery-powered devices, such as portable electronics, where power efficiency is crucial.

2. Automotive Electronics: The regulator's wide operating temperature range (-40°C to +85°C) makes it suitable for automotive applications, including infotainment systems, lighting controls, and sensors.

3. Industrial Control Systems: The high power supply rejection ratio ensures reliable operation in industrial environments with noisy power supplies, making it suitable for use in motor control systems, PLCs, and instrumentation.

4. Communication Equipment: The regulator's compact package and low power consumption make it ideal for use in communication equipment, such as routers, switches, and wireless devices.

Detailed and Complete Alternative Models

• MAX1792EUA25+T: Similar to MAX1792EUA33+T but with an output voltage range of 1.2V to 3.3V.
• MAX1792EUA50+T: Similar to MAX1792EUA33+T but with an output voltage range of 1.2V to 5.0V.
• MAX1792EUA12+T: Similar to MAX1792EUA33+T but with an output voltage range of 1.2V to 1.8V.

These alternative models provide different output voltage ranges to cater to specific application requirements.

In conclusion, the MAX1792EUA33+T is a voltage regulator IC that offers low dropout voltage, low quiescent current, and high power supply rejection ratio. It is suitable for various applications, including battery-powered devices, automotive electronics, industrial control systems, and communication equipment. The regulator's compact package and availability of alternative models make it a versatile choice for voltage regulation