LT1767EMS8E#PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, small package size
• Package: MSOP-8
• Essence: Power management solution for various electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage Range: 1.22V to 19.5V
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1767EMS8E#PBF is an 8-pin IC with the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. SHDN: Shutdown pin for enabling/disabling the regulator
5. VOUT: Output voltage pin
6. SW: Switching pin for internal power conversion
7. NC: No connection
8. NC: No connection

Functional Features

• High efficiency power conversion
• Low dropout voltage for improved performance
• Internal thermal shutdown protection
• Short-circuit current limit
• Fast transient response
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages

• Compact package size allows for space-saving designs
• Wide input voltage range enables compatibility with various power sources
• Efficient power conversion reduces energy waste
• Fast transient response ensures stable output voltage during load changes
• Shutdown feature helps conserve power when the regulator is not in use

Disadvantages

• Limited output current may not be suitable for high-power applications
• Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The LT1767EMS8E#PBF is a voltage regulator IC that converts an input voltage to a regulated output voltage. It utilizes a switching architecture to achieve high efficiency and low dropout voltage. The feedback pin (FB) monitors the output voltage and adjusts the internal circuitry to maintain a stable output. The SW pin controls the internal power conversion process, while the SHDN pin enables or disables the regulator.

Detailed Application Field Plans

The LT1767EMS8E#PBF can be used in various electronic devices that require voltage regulation. Some potential application fields include:

1. Portable electronic devices: Smartphones, tablets, portable media players
2. Battery-powered systems: Wireless sensors, IoT devices, wearable technology
3. Automotive electronics: Infotainment systems, navigation units, LED lighting
4. Industrial equipment: Test and measurement instruments, control systems, robotics
5. Communication systems: Routers, switches, network equipment

Detailed and Complete Alternative Models

1. LT1767EMS8E#TRPBF: Same specifications and features as LT1767EMS8E#PBF, but available in tape and reel packaging with 3000 units per reel.
2. LT1767EMS8E-5#PBF: Variant of LT1767EMS8E#PBF with fixed output voltage of 5V.
3. LT1767EMS8E-ADJ#PBF: Variant of LT1767EMS8E#PBF with adjustable output voltage range.

These alternative models offer similar functionality and can be considered based on specific requirements.

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