LTC3255IMSE#TRPBF

Product Overview

• Category: Voltage Regulator
• Use: Power management for portable devices
• Characteristics: Low noise, high efficiency, small package size
• Package: MSOP-16
• Essence: Provides regulated output voltage from a single Li-Ion cell or USB input
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.8V to 5.25V
• Quiescent Current: 20μA
• Maximum Output Current: 50mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Voltage
5. EN: Enable Pin
6. VOUT: Output Voltage
7. SS/TRK: Soft-Start/Tracking
8. PG: Power Good Indicator

Functional Features

• Low Noise: Ensures clean power supply for sensitive components
• High Efficiency: Minimizes power loss and extends battery life
• Soft-Start/Tracking: Allows gradual startup and output voltage tracking
• Power Good Indicator: Monitors output voltage status

Advantages

• Small Package Size: Ideal for space-constrained applications
• Wide Input Voltage Range: Versatile compatibility with various power sources
• Low Quiescent Current: Minimizes power consumption in standby mode

Disadvantages

• Limited Maximum Output Current: Not suitable for high-power applications
• Restricted Operating Temperature Range: Unsuitable for extreme temperature environments

Working Principles

The LTC3255IMSE#TRPBF regulates the input voltage to provide a stable output voltage using a buck-boost topology. It employs a feedback loop to adjust the duty cycle of the internal switch, ensuring the output voltage remains constant despite fluctuations in the input voltage.

Detailed Application Field Plans

1. Portable Electronics: Extends battery life and ensures stable power supply for smartphones, tablets, and wearables.
2. IoT Devices: Enables efficient power management for connected sensors and devices with varying power sources.
3. Consumer Electronics: Provides regulated power for audio devices, cameras, and other portable gadgets.

Detailed and Complete Alternative Models

1. LT3652IMSE#PBF: Similar functionality with higher maximum output current
2. LTC3115-1IMS#PBF: Buck-boost regulator with wider input voltage range

Note: The alternative models listed above are not exhaustive and may require further evaluation based on specific application requirements.

This comprehensive entry provides an in-depth understanding of the LTC3255IMSE#TRPBF, covering its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models.