LT1761ES5-BYP#TRMPBF

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Noise, High PSRR
• Package: SOT-23-5
• Essence: Linear Regulator
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage Range: 1.21V to 20V
• Dropout Voltage: 300mV at 100mA Load Current
• Output Current: 100mA
• Line Regulation: ±0.02% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 45µA typical
• Ripple Rejection Ratio: 70dB at 1kHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1761ES5-BYP#TRMPBF is a 5-pin device with the following pin configuration: 1. VIN: Input voltage pin 2. GND: Ground pin 3. BYP: Bypass capacitor connection pin 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage enables operation with low input-output voltage differentials.
• Low noise output ensures minimal interference in sensitive applications.
• High power supply rejection ratio (PSRR) reduces sensitivity to fluctuations in the input voltage.
• Internal thermal shutdown and current limit protection enhance device reliability.

Advantages

• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Small package size enables space-constrained designs.
• Excellent line and load regulation ensure stable output voltage.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• SOT-23-5 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The LT1761ES5-BYP#TRMPBF is a linear regulator that maintains a stable output voltage by adjusting the input voltage. It utilizes a pass transistor to regulate the output voltage based on feedback from a voltage reference. The device operates by comparing the output voltage with a fixed internal reference and adjusting the pass transistor accordingly.

Detailed Application Field Plans

The LT1761ES5-BYP#TRMPBF finds applications in various fields, including: 1. Battery-powered devices: Provides regulated voltage for portable electronics, such as smartphones and tablets. 2. Automotive electronics: Ensures stable power supply for automotive systems, including infotainment systems and sensors. 3. Industrial equipment: Used in control systems, motor drives, and instrumentation devices. 4. Communication systems: Provides voltage regulation for wireless routers, base stations, and network switches. 5. Medical devices: Ensures reliable power supply for medical instruments and implantable devices.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Linear Voltage Regulator, TO-252 package, 800mA output current.
2. LT1086-5: Fixed 5V Linear Voltage Regulator, TO-220 package, 1.5A output current.
3. ADP3339AKCZ-3.3-R7: Fixed 3.3V Linear Voltage Regulator, SOT-223 package, 500mA output current.
4. MAX6035AAUR50+: Fixed 5V Linear Voltage Regulator, SOT-23-3 package, 150mA output current.
5. TPS79633DCQR: Fixed 3.3V Linear Voltage Regulator, SOT-223 package, 1.5A output current.

(Note: This is not an exhaustive list, and there are many other alternative models available in the market.)

In conclusion, the LT1761ES5-BYP#TRMPBF is a versatile voltage regulator with excellent performance characteristics. Its low dropout, low noise, and high PSRR make it suitable for various applications. However, its limited output current and package size should be considered when selecting alternatives for specific requirements.