SI1471DH-T1-E3

Product Overview

• Category: Semiconductor
• Use: Power Management
• Characteristics: High efficiency, low power consumption
• Package: DFN-8 (2x2)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V
• Output Current: 1A
• Quiescent Current: 17µA
• Switching Frequency: 2.4MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN
2. GND
3. EN
4. FB
5. SW
6. NC
7. PGND
8. VOUT

Functional Features

• Integrated synchronous buck regulator
• Low dropout voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start capability

Advantages and Disadvantages

Advantages

• High efficiency
• Small package size
• Wide input voltage range
• Low quiescent current

Disadvantages

• Limited output current
• Requires external components for operation

Working Principles

The SI1471DH-T1-E3 is a synchronous buck regulator that steps down the input voltage to a stable 1.8V output. It uses a pulse-width modulation (PWM) control scheme to regulate the output voltage and maintain high efficiency across varying load conditions.

Detailed Application Field Plans

The SI1471DH-T1-E3 is suitable for various battery-powered applications, such as portable electronics, IoT devices, and handheld instruments. Its low power consumption and small form factor make it ideal for space-constrained designs where energy efficiency is crucial.

Detailed and Complete Alternative Models

• SI1470DH-T1-E3: Similar specifications with adjustable output voltage
• SI1472DH-T1-E3: Higher output current capability with similar input voltage range

This completes the entry for SI1471DH-T1-E3, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.