L6926Q1TR

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: Low Dropout Linear Regulator
• Package: SOT-23-5
• Essence: Provides stable output voltage with low dropout voltage
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 200mV at 150mA load current
• Output Current: Up to 150mA
• Quiescent Current: 50µA typical
• Line Regulation: ±0.3% typical
• Load Regulation: ±0.4% typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The L6926Q1TR is a 5-pin device with the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. BYPASS (Bypass Capacitor)
5. EN (Enable)

Functional Features

• Low dropout voltage ensures stable output voltage even with low input voltage.
• Excellent line and load regulation for precise voltage control.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit and overcurrent protection for enhanced safety.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows operation with low input voltages. - Wide input voltage range provides flexibility in various applications. - Excellent line and load regulation for accurate voltage control. - Low quiescent current reduces power consumption. - Thermal shutdown and short-circuit protection enhance safety.

Disadvantages: - Limited output current capacity (up to 150mA). - SOT-23-5 package may require additional space on the PCB.

Working Principles

The L6926Q1TR is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage difference between the input and output. It achieves this by utilizing a pass transistor that adjusts its resistance based on the load conditions. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage, even with varying input voltages and load currents.

Detailed Application Field Plans

The L6926Q1TR is widely used in various applications where a stable and regulated voltage supply is required. Some of the common application fields include:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from the low dropout voltage and low quiescent current of the L6926Q1TR.
2. Automotive systems: The device's wide input voltage range and robust protection features make it suitable for automotive applications such as infotainment systems, lighting control, and sensor modules.
3. Industrial equipment: The L6926Q1TR finds applications in industrial automation, control systems, and power management circuits due to its excellent line and load regulation capabilities.
4. Consumer electronics: Audio/video equipment, set-top boxes, and gaming consoles can utilize the L6926Q1TR for reliable voltage regulation.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Low Dropout Voltage Regulator
2. LT1763-3.3: 3.3V Low Dropout Linear Regulator
3. TPS79633: 3.3V Ultra-Low Noise Linear Regulator
4. MCP1700-3302E: 3.3V Low Quiescent Current LDO Regulator
5. MAX6033: 3.3V Low Dropout Voltage Regulator

These alternative models offer similar functionality and can be considered as alternatives to the L6926Q1TR based on specific application requirements.

In conclusion, the L6926Q1TR is a low dropout linear regulator that provides stable output voltage with low dropout voltage. It offers excellent line and load regulation, low quiescent current, and various protection features. With its wide range of applications and availability of alternative models, it is a versatile choice for voltage regulation needs in different electronic systems.