MAX16904SAUE33/V+T

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Regulator (LDO), Ultra-Low Quiescent Current, High PSRR (Power Supply Rejection Ratio)
• Package: 16-TSSOP (Thin Shrink Small Outline Package)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 1.5µA (typical)
• PSRR: 70dB at 1kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. IN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. BYP: Bypass capacitor connection pin
5. FB: Feedback pin
6. OUT: Output voltage pin

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• Ultra-low quiescent current minimizes power consumption in standby mode.
• High PSRR reduces the impact of power supply noise on the output voltage.
• Enable pin allows for easy control of the regulator's operation.
• Bypass capacitor connection pin improves stability and noise performance.
• Feedback pin enables precise output voltage regulation.

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient power conversion.
• Ultra-low quiescent current extends battery life in portable devices.
• High PSRR enhances the regulator's ability to reject power supply noise.
• Enable pin provides convenient on/off control.
• Small package size enables space-saving designs.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may affect performance in low input voltage scenarios.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

The MAX16904SAUE33/V+T is a low dropout regulator that regulates the output voltage to a constant level, regardless of changes in the input voltage or load conditions. It achieves this by using a feedback mechanism that compares the output voltage with a reference voltage and adjusts the internal circuitry accordingly. The regulator maintains a stable output voltage by continuously monitoring and adjusting its internal components.

Detailed Application Field Plans

The MAX16904SAUE33/V+T is commonly used in various battery-powered applications, such as portable devices, IoT (Internet of Things) devices, and wireless sensors. Its low dropout voltage and ultra-low quiescent current make it ideal for power-sensitive applications where energy efficiency is crucial. Additionally, its small package size allows for integration into space-constrained designs.

Detailed and Complete Alternative Models

1. MAX16904SAUE25/V+T: Output voltage of 2.5V instead of 3.3V.
2. MAX16904SAUE50/V+T: Output voltage of 5.0V instead of 3.3V.
3. MAX16904SAUE12/V+T: Output voltage of 1.2V instead of 3.3V.
4. MAX16904SAUE18/V+T: Output voltage of 1.8V instead of 3.3V.

These alternative models provide different output voltage options to suit specific application requirements while maintaining similar characteristics and features as the MAX16904SAUE33/V+T.

In conclusion, the MAX16904SAUE33/V+T is a low dropout regulator with excellent power management capabilities. Its wide input voltage range, low quiescent current, and high PSRR make it suitable for various battery-powered applications. While it has some limitations in terms of maximum output current and operating temperature range, its advantages outweigh these disadvantages. The detailed pin configuration, functional features, working principles, application field plans, and alternative models provide a comprehensive understanding of this integrated circuit.