LP2995MR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limiting

Package: SOP-8 (Small Outline Package)

Essence: The LP2995MR is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and stabilize the voltage supply.

Packaging/Quantity: The LP2995MR is typically sold in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.75V to 30V
• Output Voltage Range: 1.25V to 29V
• Dropout Voltage: 300mV (typical)
• Output Current: Up to 250mA
• Quiescent Current: 75µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LP2995MR has a standard SOP-8 pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. NC: No Connection
4. VIN: Input Voltage
5. NC: No Connection
6. NC: No Connection
7. NC: No Connection
8. EN: Enable Pin

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows the IC to power various components in electronic circuits.
• Adjustable output voltage enables customization according to specific requirements.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limiting protects the IC and connected components from damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation. - High output current capability allows for versatile applications. - Adjustable output voltage provides flexibility. - Thermal shutdown protection enhances reliability. - Short-circuit current limiting protects against damage.

Disadvantages: - Limited output current compared to some other voltage regulators. - Higher quiescent current compared to certain low-power alternatives.

Working Principles

The LP2995MR operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltages. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LP2995MR finds applications in various electronic devices, including but not limited to: 1. Battery-powered devices 2. Portable audio players 3. Wireless communication systems 4. Automotive electronics 5. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the LP2995MR are: 1. LM1117-ADJ 2. LT1763-3.3 3. TPS7A4700 4. ADP3339

These models offer similar functionality and characteristics, providing options for different design requirements.

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