MAX1837EUT50#TG16

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Linear Regulator
• Package: SOT-23-6
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 1.8V to 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 500mA
• Quiescent Current: 40µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1837EUT50#TG16 has a total of six pins:

1. GND: Ground pin
2. IN: Input voltage pin
3. EN: Enable pin for turning the regulator on/off
4. FB: Feedback pin for setting the output voltage
5. OUT: Output voltage pin
6. BYP: Bypass capacitor pin for improved stability

Functional Features

• Low dropout voltage allows efficient regulation even with small input-output differentials.
• Low quiescent current ensures minimal power consumption during standby or idle modes.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features enhance device reliability.

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Small package size (SOT-23-6) facilitates space-constrained applications.
• Low dropout voltage minimizes power dissipation and extends battery life.
• High output current capability supports a wide range of loads.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• SOT-23-6 package may require additional heat sinking for certain operating conditions.

Working Principles

The MAX1837EUT50#TG16 is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. It operates by comparing the feedback voltage (FB) with a reference voltage, and adjusts the pass transistor accordingly to maintain the desired output voltage. The enable pin (EN) allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The MAX1837EUT50#TG16 is commonly used in various battery-powered devices, such as portable electronics, handheld instruments, and wireless communication systems. Its low dropout voltage and low quiescent current make it ideal for applications where power efficiency and extended battery life are crucial. The small package size also makes it suitable for space-constrained designs.

Detailed and Complete Alternative Models

• MAX1837EUT33#TG16: Output voltage range of 3.3V
• MAX1837EUT25#TG16: Output voltage range of 2.5V
• MAX1837EUT18#TG16: Output voltage range of 1.8V
• MAX1837EUT12#TG16: Output voltage range of 1.2V

These alternative models offer different output voltage options to cater to specific application requirements while maintaining similar characteristics and features as the MAX1837EUT50#TG16.

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