LD2980ABM36TR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, 3.6V Output, SOT-23 Package
• Package: SOT-23
• Essence: LD2980ABM36TR is a voltage regulator IC designed to provide a stable output voltage of 3.6V with low dropout characteristics.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.6V
• Output Current: Up to 50mA
• Dropout Voltage: 300mV at 50mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD2980ABM36TR has the following pin configuration:

1. GND (Ground)
2. VOUT (Output Voltage)
3. VIN (Input Voltage)

Functional Features

• Low dropout voltage: The LD2980ABM36TR has a low dropout voltage of only 300mV, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a quiescent current of only 75µA, the LD2980ABM36TR minimizes power consumption when in standby or idle mode.
• Thermal shutdown protection: The IC includes built-in thermal shutdown protection, which prevents damage due to excessive temperature.
• Short-circuit protection: The LD2980ABM36TR features short-circuit protection, safeguarding the circuit from potential damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures stable output even with low input voltages. - Low quiescent current minimizes power consumption. - Thermal shutdown and short-circuit protection enhance reliability and safety.

Disadvantages: - Limited output current of up to 50mA may not be suitable for high-power applications. - SOT-23 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The LD2980ABM36TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a stable output voltage of 3.6V. The dropout voltage is minimized through the use of a low dropout (LDO) design.

Detailed Application Field Plans

The LD2980ABM36TR can be used in various applications where a stable 3.6V voltage supply is required. Some potential application fields include:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for battery-powered devices such as portable electronics, IoT devices, and wearables.
2. Automotive electronics: The IC's wide operating temperature range (-40°C to +125°C) makes it suitable for automotive applications, including infotainment systems, lighting controls, and sensors.
3. Industrial control systems: The LD2980ABM36TR can be used in industrial control systems, providing a stable voltage source for microcontrollers, sensors, and actuators.

Detailed and Complete Alternative Models

1. LM1117-3.6: A popular alternative with similar specifications and a TO-220 package.
2. LP2980-3.6: Another alternative with comparable characteristics and available in a SOT-89 package.
3. MCP1703-3.6: An alternative voltage regulator IC with low dropout characteristics and available in a SOT-223 package.

(Note: The above alternatives are provided for reference purposes only. It is recommended to consult the respective datasheets for detailed specifications and suitability for specific applications.)

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