SI4835DDY-T1-GE3

Product Overview

Category

The SI4835DDY-T1-GE3 belongs to the category of power management integrated circuits (PMICs).

Use

It is commonly used for voltage regulation and power distribution in various electronic devices.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: Adjustable
• Low Dropout Voltage: 250mV at 150mA
• Low Quiescent Current: 75µA
• High PSRR: 70dB at 1kHz

Package

The SI4835DDY-T1-GE3 is available in a compact and industry-standard DFN package.

Essence

This PMIC is essential for efficient power management and voltage regulation in portable and battery-powered applications.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: Adjustable
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Dropout Voltage: 250mV at 150mA
• PSRR: 70dB at 1kHz
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SI4835DDY-T1-GE3 features a standard pin configuration with input, output, and control pins clearly labeled for easy integration into circuit designs.

Functional Features

• Voltage Regulation: Provides stable and adjustable output voltage.
• Low Dropout: Ensures efficient power conversion with minimal voltage drop.
• Low Quiescent Current: Enables power conservation during standby or low-load conditions.
• High PSRR: Suppresses ripple and noise from the input supply.

Advantages and Disadvantages

Advantages

• Compact form factor
• Wide input voltage range
• Low dropout voltage
• Low quiescent current
• High PSRR

Disadvantages

• Limited output current compared to some higher-power PMICs
• Requires external components for specific applications

Working Principles

The SI4835DDY-T1-GE3 operates by regulating the input voltage to provide a stable and adjustable output voltage, ensuring reliable power delivery to connected devices. It achieves this through a combination of internal circuitry and feedback mechanisms that maintain the desired output voltage despite variations in the input supply.

Detailed Application Field Plans

The SI4835DDY-T1-GE3 is well-suited for a wide range of applications, including: - Portable electronic devices - Battery-powered systems - IoT devices - Wearable technology - Consumer electronics

Detailed and Complete Alternative Models

• SI4836DDY-T1-GE3: Similar specifications with enhanced output current capability.
• SI4834DDY-T1-GE3: Lower output current but suitable for less power-demanding applications.
• LT1763CS8-3.3#PBF: Alternative PMIC with comparable characteristics and performance.

In conclusion, the SI4835DDY-T1-GE3 is a versatile and efficient power management IC suitable for various low-power electronic applications, offering stable voltage regulation, low dropout, and compact packaging.

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