LP2950ACN-L-3-3/TR

Basic Information Overview

• Category: Voltage Regulator
• Use: Regulates voltage in electronic circuits
• Characteristics: Low dropout, low quiescent current, high accuracy
• Package: TO-92
• Essence: Linear regulator
• Packaging/Quantity: Tape and reel, 2,500 units per reel

Specifications

• Output Voltage: 3.3V
• Dropout Voltage: 0.5V (typical)
• Quiescent Current: 75µA (typical)
• Line Regulation: 0.05% (typical)
• Load Regulation: 0.1% (typical)
• Maximum Input Voltage: 30V
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LP2950ACN-L-3-3/TR has three pins: 1. Vin (Pin 1): Input voltage pin 2. Vout (Pin 2): Output voltage pin 3. GND (Pin 3): Ground pin

Functional Features

• Low dropout voltage allows for regulation even when the input voltage is close to the desired output voltage.
• Low quiescent current ensures minimal power consumption during standby or idle mode.
• High accuracy provides precise voltage regulation for sensitive electronic components.

Advantages

• Small package size (TO-92) makes it suitable for space-constrained applications.
• Wide operating temperature range enables usage in extreme environments.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.

Disadvantages

• Limited maximum input voltage of 30V may restrict its use in certain applications requiring higher voltages.
• Not suitable for high-power applications due to its low current handling capability.

Working Principles

The LP2950ACN-L-3-3/TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LP2950ACN-L-3-3/TR is commonly used in various electronic devices and circuits, including: 1. Battery-powered devices: Provides regulated power supply for microcontrollers, sensors, and other low-power components. 2. Automotive electronics: Ensures stable voltage for automotive sensors, control modules, and infotainment systems. 3. Industrial equipment: Used in control systems, motor drives, and instrumentation devices. 4. Communication systems: Regulates voltage for wireless modules, routers, and network switches.

Detailed and Complete Alternative Models

1. LM1117-3.3: Similar voltage regulator with higher current handling capability.
2. LT1763-3.3: Low dropout regulator with ultra-low quiescent current.
3. MCP1703-3.3: Cost-effective alternative with adjustable output voltage.

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