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LD2982BM15R
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LD2982BM15R

Product Overview

Category

The LD2982BM15R belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • Low quiescent current
  • High output voltage accuracy
  • Thermal shutdown protection
  • Short-circuit current limit

Package

The LD2982BM15R is available in a small surface-mount package.

Essence

The essence of LD2982BM15R lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

The LD2982BM15R is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage: 1.5V
  • Dropout Voltage: 300mV at 100mA
  • Quiescent Current: 50µA
  • Output Current: 100mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD2982BM15R has three pins:

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

Functional Features

  • Low dropout voltage ensures efficient regulation even with low input voltages.
  • Low quiescent current minimizes power consumption when the regulator is idle.
  • High output voltage accuracy provides precise voltage regulation.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limit protects the regulator and connected components from excessive current flow.

Advantages and Disadvantages

Advantages

  • Stable and regulated output voltage
  • Wide input voltage range
  • Low power consumption
  • Compact package size
  • Protection features for enhanced reliability

Disadvantages

  • Limited output current capacity
  • Fixed output voltage (not adjustable)

Working Principles

The LD2982BM15R is a linear voltage regulator that operates by comparing the output voltage to a reference voltage. It adjusts the resistance in the circuit to maintain a constant output voltage, regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

The LD2982BM15R finds applications in various electronic devices and systems, including:

  1. Battery-powered devices: Provides stable voltage for microcontrollers, sensors, and other low-power components.
  2. Automotive electronics: Regulates voltage for automotive control units, infotainment systems, and lighting modules.
  3. Industrial equipment: Ensures reliable voltage supply for sensors, actuators, and control circuits.
  4. Communication systems: Maintains consistent voltage levels for RF modules, transceivers, and signal processing units.

Detailed and Complete Alternative Models

  1. LD2981BM15R: Similar to LD2982BM15R but with an output voltage of 1.5V.
  2. LD2983BM15R: Similar to LD2982BM15R but with an output voltage of 1.8V.
  3. LD2984BM15R: Similar to LD2982BM15R but with an output voltage of 2.5V.

These alternative models offer different output voltage options while sharing similar characteristics and features with LD2982BM15R.

In conclusion, the LD2982BM15R is a voltage regulator known for its low dropout voltage, high accuracy, and thermal protection. It is widely used in various electronic applications, providing stable voltage regulation and enhancing the reliability of electronic systems.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LD2982BM15R v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LD2982BM15R in technical solutions:

  1. Q: What is LD2982BM15R? A: LD2982BM15R is a low dropout voltage regulator IC that provides a fixed output voltage of 1.5V.

  2. Q: What is the input voltage range for LD2982BM15R? A: The input voltage range for LD2982BM15R is typically between 2.5V and 16V.

  3. Q: What is the maximum output current LD2982BM15R can handle? A: LD2982BM15R can handle a maximum output current of 50mA.

  4. Q: Can LD2982BM15R be used in battery-powered applications? A: Yes, LD2982BM15R can be used in battery-powered applications as it has a low dropout voltage and low quiescent current.

  5. Q: Does LD2982BM15R require any external components for operation? A: Yes, LD2982BM15R requires an input capacitor and an output capacitor for stable operation.

  6. Q: What is the typical dropout voltage of LD2982BM15R? A: The typical dropout voltage of LD2982BM15R is around 200mV at 50mA load current.

  7. Q: Can LD2982BM15R handle overcurrent or thermal protection? A: Yes, LD2982BM15R has built-in overcurrent and thermal protection features to ensure safe operation.

  8. Q: Is LD2982BM15R suitable for noise-sensitive applications? A: Yes, LD2982BM15R has excellent ripple rejection characteristics, making it suitable for noise-sensitive applications.

  9. Q: Can LD2982BM15R be used in automotive applications? A: Yes, LD2982BM15R is designed to meet the requirements of automotive applications and can operate in a wide temperature range.

  10. Q: What package options are available for LD2982BM15R? A: LD2982BM15R is available in various package options, including SOT-23, DFN, and TO-92.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.