L4969URTR-E

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High efficiency, low power consumption
Package: Surface Mount Technology (SMT)
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Input Voltage Range: 4.5V to 40V
Output Voltage Range: 1.2V to 37V
Output Current: Up to 1.5A
Quiescent Current: 50µA (typical)
Operating Temperature Range: -40°C to +125°C
Protection Features: Overcurrent, Thermal Shutdown, Short-Circuit

Detailed Pin Configuration

The L4969URTR-E has the following pin configuration:

GND (Ground)
VIN (Input Voltage)
VOUT (Output Voltage)
ADJ (Adjustment)
NC (No Connection)

Functional Features

High efficiency voltage regulation
Low dropout voltage
Adjustable output voltage
Overcurrent protection
Thermal shutdown protection
Short-circuit protection

Advantages and Disadvantages

Advantages

Wide input voltage range
Adjustable output voltage
High efficiency
Low power consumption
Protection features ensure device safety

Disadvantages

Limited output current (up to 1.5A)

Working Principles

The L4969URTR-E is a voltage regulator that takes an input voltage within the range of 4.5V to 40V and provides a regulated output voltage between 1.2V and 37V. It achieves high efficiency by minimizing the dropout voltage, resulting in reduced power consumption.

The device incorporates protection features such as overcurrent, thermal shutdown, and short-circuit protection to ensure safe operation. The adjustable output voltage allows for flexibility in various applications.

Detailed Application Field Plans

The L4969URTR-E is commonly used in the following applications:

Power supplies for industrial equipment
Battery-powered devices
Automotive electronics
Telecommunications equipment
Consumer electronics

Detailed and Complete Alternative Models

LM317: Adjustable Voltage Regulator, up to 1.5A output current
LT1084: Adjustable Linear Regulator, up to 5A output current
LM1117: Low Dropout Regulator, up to 1A output current
LM7805: Fixed Voltage Regulator, 5V output

These alternative models provide similar functionality and can be considered as substitutes for the L4969URTR-E depending on specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L4969URTR-E v technických řešeních

Sure! Here are 10 common questions and answers related to the application of L4969URTR-E in technical solutions:

Q: What is the L4969URTR-E? A: The L4969URTR-E is a voltage regulator IC designed for use in various technical solutions.
Q: What is the input voltage range of the L4969URTR-E? A: The input voltage range of the L4969URTR-E is typically between 4.5V and 40V.
Q: What is the output voltage range of the L4969URTR-E? A: The output voltage range of the L4969URTR-E can be adjusted from 1.2V to 37V.
Q: What is the maximum output current of the L4969URTR-E? A: The maximum output current of the L4969URTR-E is typically around 1.5A.
Q: Is the L4969URTR-E suitable for automotive applications? A: Yes, the L4969URTR-E is designed to meet the requirements of automotive applications.
Q: Does the L4969URTR-E have built-in protection features? A: Yes, the L4969URTR-E includes over-temperature, over-current, and short-circuit protection.
Q: Can the L4969URTR-E operate in a wide temperature range? A: Yes, the L4969URTR-E can operate in a temperature range of -40°C to +125°C.
Q: What type of package does the L4969URTR-E come in? A: The L4969URTR-E is available in a small surface-mount PowerSO-10 package.
Q: Can the L4969URTR-E be used in battery-powered applications? A: Yes, the L4969URTR-E can be used in battery-powered applications due to its low quiescent current.
Q: Are there any application notes or reference designs available for the L4969URTR-E? A: Yes, STMicroelectronics provides application notes and reference designs to help users implement the L4969URTR-E in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and conditions. It is always recommended to refer to the datasheet and application notes for accurate information.