LT1121AHVCS8#PBF

Product Overview

The LT1121AHVCS8#PBF is a high voltage, micropower low dropout (LDO) linear regulator designed for use in various electronic applications. This device offers exceptional performance and reliability, making it suitable for a wide range of industrial and consumer electronics.

Basic Information

• Category: Electronic Components
• Use: Voltage Regulation
• Characteristics: High Voltage, Micropower, Low Dropout
• Package: 8-Lead SOIC
• Essence: Reliable Voltage Regulation
• Packaging/Quantity: Tape & Reel (3000 units)

Specifications

• Input Voltage Range: Up to 45V
• Output Voltage Range: 2.5V to 36V
• Dropout Voltage: 400mV at 50mA Load
• Quiescent Current: 75µA
• Line Regulation: 0.04% Typical
• Load Regulation: 0.1% Typical

Detailed Pin Configuration

The LT1121AHVCS8#PBF features an 8-lead small outline integrated circuit (SOIC) package with the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. SHDN (Shutdown) 4. VOUT (Output Voltage) 5. NC (No Connection) 6. NC (No Connection) 7. NC (No Connection) 8. NC (No Connection)

Functional Features

• High Voltage Operation: Supports input voltages up to 45V, making it suitable for high voltage applications.
• Low Dropout: Provides stable output voltage even with small input-output differentials.
• Micropower Operation: Consumes minimal quiescent current, ideal for battery-powered devices.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Low dropout voltage - Low quiescent current

Disadvantages: - Limited output current capability - Requires external capacitors for stability

Working Principles

The LT1121AHVCS8#PBF operates by comparing the reference voltage with the feedback voltage to regulate the output voltage. It utilizes a precision bandgap reference and a feedback loop to maintain a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The LT1121AHVCS8#PBF is well-suited for various applications, including: - Battery-Powered Devices - Industrial Control Systems - Automotive Electronics - Portable Instruments

Detailed and Complete Alternative Models

• LT1763
• LT3080
• LM2940
• LM2937

In conclusion, the LT1121AHVCS8#PBF is a versatile and reliable LDO linear regulator that offers high voltage operation, low dropout, and micropower characteristics. Its wide range of applications and compatibility with alternative models make it a popular choice for voltage regulation in diverse electronic systems.

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