LD2982BM285R

Product Overview

Category

LD2982BM285R belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

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

Package

LD2982BM285R is available in a small package, such as SOT-23 or DFN.

Essence

The essence of LD2982BM285R lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

LD2982BM285R is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 2.85V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Output Current: Up to 50mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LD2982BM285R has three pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

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

Advantages and Disadvantages

Advantages

• Stable and accurate voltage regulation
• Low power consumption
• Compact package size
• Protection features for enhanced reliability

Disadvantages

• Limited output current capacity (up to 50mA)
• Restricted input voltage range (2.5V to 16V)

Working Principles

LD2982BM285R 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 regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

LD2982BM285R finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable audio players - Mobile phones - Wearable devices - IoT modules

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LD2982BM285R are: - LM1117-2.85 - XC6206P285MR - LP2985-2.85

These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, LD2982BM285R is a voltage regulator known for its low dropout voltage, high output voltage accuracy, and low quiescent current. It is commonly used in battery-powered devices, portable audio players, mobile phones, wearable devices, and IoT modules. While it has limitations in terms of output current capacity and input voltage range, it offers stability, reliability, and efficient voltage regulation.