ALD1117PAL

Product Overview

Category: Voltage Regulator
Use: Provides a stable output voltage for various electronic devices
Characteristics: Low dropout, high accuracy, low quiescent current
Package: TO-252, TO-220, SOT-223
Essence: Regulates input voltage to a constant output voltage
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

Input Voltage Range: 4.2V to 15V
Output Voltage Range: 1.8V to 12V
Dropout Voltage: 1.3V at 800mA
Quiescent Current: 5mA
Line Regulation: 0.2%
Load Regulation: 0.4%
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

Vin (Input Voltage)
Vout (Output Voltage)
GND (Ground)

Functional Features

Low dropout voltage
High accuracy
Thermal shutdown protection
Short-circuit current limit
Reverse polarity protection

Advantages and Disadvantages

Advantages: - Wide input voltage range - Low dropout voltage - Thermal shutdown protection

Disadvantages: - Relatively higher quiescent current compared to some alternatives

Working Principles

The ALD1117PAL is a linear voltage regulator that uses a PNP pass transistor to regulate the output voltage. When the input voltage is applied, the internal circuitry compares the output voltage to a reference voltage and adjusts the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The ALD1117PAL is commonly used in applications where a stable and regulated voltage supply is required, such as: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

LM1117
LDO01
LT1763
ADP3336

This completes the entry for ALD1117PAL, providing comprehensive information on its product details, specifications, features, and application fields within the specified word count.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ALD1117PAL v technických řešeních

What is ALD1117PAL?
- ALD1117PAL is a low dropout voltage regulator designed to provide high current and low dropout voltage, making it suitable for various technical solutions.
What is the input voltage range for ALD1117PAL?
- The input voltage range for ALD1117PAL is typically 4.75V to 15V.
What is the output voltage range for ALD1117PAL?
- The output voltage range for ALD1117PAL is adjustable from 1.25V to 13.8V.
What is the maximum output current of ALD1117PAL?
- The maximum output current of ALD1117PAL is typically 800mA.
What are the typical applications of ALD1117PAL?
- ALD1117PAL is commonly used in battery-powered devices, portable instruments, and other applications requiring a regulated power supply.
What is the dropout voltage of ALD1117PAL?
- The dropout voltage of ALD1117PAL is typically 1.1V at 800mA load current.
Is ALD1117PAL suitable for automotive applications?
- Yes, ALD1117PAL is suitable for automotive applications as it meets the AEC-Q100 automotive qualification standards.
Does ALD1117PAL have built-in thermal shutdown protection?
- Yes, ALD1117PAL features built-in thermal shutdown protection to prevent damage from excessive heat.
What is the operating temperature range of ALD1117PAL?
- The operating temperature range of ALD1117PAL is typically -40°C to 125°C.
Is ALD1117PAL available in different package options?
- Yes, ALD1117PAL is available in various package options including TO-252, TO-263, and SOT-223.