MAX6306UK31D4+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Ultra-Low Quiescent Current
• Package: SOT-23-5
• Essence: Linear Regulator
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 3.1V
• Output Current: Up to 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 1.5µA (typical)
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6306UK31D4+T has a total of five pins:

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

Functional Features

• Low dropout voltage allows operation with small input-output differentials.
• Ultra-low quiescent current ensures minimal power consumption during standby or low-load conditions.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features enhance device reliability and prevent damage.

Advantages and Disadvantages

Advantages

• Low dropout voltage enables efficient power conversion in battery-powered applications.
• Ultra-low quiescent current prolongs battery life in low-power devices.
• Small package size (SOT-23-5) allows for space-saving PCB designs.
• Excellent line and load regulation ensure stable performance across varying input and output conditions.

Disadvantages

• Limited output current capability may not be suitable for high-power applications.
• The SOT-23-5 package may require additional thermal management for dissipating heat in certain operating conditions.

Working Principles

The MAX6306UK31D4+T is a linear voltage regulator that operates by maintaining a constant output voltage despite variations in the input voltage or load conditions. It achieves this through a feedback mechanism that adjusts the internal pass transistor to regulate the output voltage at the desired level.

When the input voltage exceeds the dropout voltage, the regulator starts regulating the output voltage. The feedback pin (FB) is used to set the desired output voltage. The enable pin (EN) can be used to turn the regulator on/off as required.

Detailed Application Field Plans

The MAX6306UK31D4+T finds applications in various fields, including:

1. Battery-powered devices: Portable electronics, wearables, and IoT devices benefit from the low dropout voltage and ultra-low quiescent current, extending battery life.
2. Industrial sensors: The regulator's stability and low power consumption make it suitable for powering sensors in industrial automation systems.
3. Automotive electronics: The device's small package size and excellent line/load regulation make it ideal for automotive applications with tight space constraints.

Detailed and Complete Alternative Models

1. MAX6306UK31D4: Similar to MAX6306UK31D4+T but without the tape & reel packaging.
2. MAX6306UK31D4+: Similar to MAX6306UK31D4+T but without the "T" suffix denoting tape & reel packaging.
3. MAX6306UK31D4-G: Similar to MAX6306UK31D4+T but with a different package (SOT-23-5-G).

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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