LD1086DT15R

Product Overview

• Category: Voltage Regulator
• Use: LD1086DT15R is a voltage regulator that provides a fixed output voltage of 1.5V.
• Characteristics: This voltage regulator offers low dropout voltage, high accuracy, and low quiescent current. It is designed to be used in various electronic devices.
• Package: LD1086DT15R comes in a TO-252 package, also known as DPAK (Plastic Package).
• Essence: The essence of LD1086DT15R is to regulate the input voltage and provide a stable output voltage of 1.5V.
• Packaging/Quantity: LD1086DT15R is typically packaged in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage: 1.5V
• Output Current: Up to 1.5A
• Dropout Voltage: 1.3V (typical)
• Quiescent Current: 5mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LD1086DT15R has three pins:

1. Input Pin (VIN): Connects to the input voltage source.
2. Output Pin (VOUT): Provides the regulated output voltage of 1.5V.
3. Ground Pin (GND): Connected to the ground reference.

Functional Features

• Low Dropout Voltage: LD1086DT15R has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Accuracy: This voltage regulator provides a highly accurate output voltage of 1.5V, ensuring stable performance of the connected electronic devices.
• Low Quiescent Current: LD1086DT15R has a low quiescent current, minimizing power consumption when the load is light or idle.

Advantages and Disadvantages

Advantages: - Provides a fixed output voltage of 1.5V, suitable for various applications. - Low dropout voltage ensures efficient regulation even with low input voltages. - High accuracy guarantees stable performance of connected devices. - Low quiescent current minimizes power consumption.

Disadvantages: - Limited to a fixed output voltage of 1.5V, not suitable for applications requiring different output voltages. - Higher dropout voltage compared to some other voltage regulators in the market.

Working Principles

LD1086DT15R operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output pins. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage of 1.5V.

Detailed Application Field Plans

LD1086DT15R finds applications in various electronic devices that require a stable 1.5V power supply. Some common application fields include:

1. Mobile Devices: Used to power components such as microcontrollers, sensors, and display modules.
2. Audio Equipment: Provides regulated power to audio amplifiers, DACs, and signal processing circuits.
3. Industrial Control Systems: Used in control boards, PLCs, and motor drivers.
4. Automotive Electronics: Powers electronic modules in vehicles, such as infotainment systems and lighting controls.

Detailed and Complete Alternative Models

Some alternative models to LD1086DT15R that offer similar functionality and characteristics are:

1. LM1117-1.5: Fixed 1.5V voltage regulator with low dropout voltage and high accuracy.
2. LT1763-1.5: Low dropout voltage regulator with a fixed output voltage of 1.5V and low quiescent current.
3. TPS73601DBVR: Voltage regulator with a fixed output voltage of 1.5V, low dropout voltage, and high accuracy.

These alternative models can be considered based on specific requirements and availability in the market.

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