PT7M7809JTEX

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics:
- High precision
- Low dropout voltage
- Adjustable output voltage
Package: TO-220
Essence: Linear regulator
Packaging/Quantity: Tape and reel, 1000 units per reel

Specifications

Input Voltage Range: 2.5V to 16V
Output Voltage Range: 1.25V to 13.8V
Output Current: Up to 1A
Dropout Voltage: 0.5V typical at 1A
Line Regulation: ±0.2% typical
Load Regulation: ±0.4% typical
Quiescent Current: 5mA typical
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PT7M7809JTEX IC has three pins: 1. Pin 1: Input Voltage (VIN) 2. Pin 2: Ground (GND) 3. Pin 3: Output Voltage (VOUT)

Functional Features

High precision voltage regulation
Low dropout voltage ensures efficient power conversion
Adjustable output voltage allows flexibility in system design
Overcurrent and thermal protection for enhanced reliability
Fast transient response for stable operation during load changes

Advantages

High precision regulation ensures accurate voltage output
Low dropout voltage minimizes power dissipation
Adjustable output voltage accommodates various system requirements
Overcurrent and thermal protection enhance device reliability
Fast transient response enables stable operation during load fluctuations

Disadvantages

Limited output current capability (up to 1A)
Higher quiescent current compared to some other regulators
Requires external components for stability and filtering

Working Principles

The PT7M7809JTEX is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor accordingly to maintain a stable output. The dropout voltage is minimized by employing a low resistance pass element.

Detailed Application Field Plans

The PT7M7809JTEX is commonly used in various applications, including: - Power supplies for industrial and consumer electronics - Battery-powered devices - Automotive systems - Communication equipment - Medical devices

Detailed and Complete Alternative Models

LM7809: A popular alternative from Texas Instruments with similar specifications and pin configuration.
LT1084: A high-current alternative from Linear Technology offering adjustable output voltage and low dropout voltage.
ADP3339: An alternative from Analog Devices featuring low quiescent current and high accuracy.

These alternatives provide similar functionality and can be considered based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací PT7M7809JTEX v technických řešeních

Sure! Here are 10 common questions and answers related to the application of PT7M7809JTEX in technical solutions:

Q: What is PT7M7809JTEX? A: PT7M7809JTEX is a specific model or part number of a component used in technical solutions, such as electronic circuits or systems.
Q: What is the purpose of PT7M7809JTEX? A: PT7M7809JTEX is a voltage regulator IC that provides a stable output voltage of 9V, making it suitable for powering various electronic devices.
Q: Can PT7M7809JTEX be used in both AC and DC applications? A: Yes, PT7M7809JTEX can be used in both AC and DC applications as long as the input voltage falls within its specified range.
Q: What is the maximum input voltage that PT7M7809JTEX can handle? A: The maximum input voltage that PT7M7809JTEX can handle is typically around 35V, but it's always recommended to refer to the datasheet for accurate specifications.
Q: How much current can PT7M7809JTEX provide? A: PT7M7809JTEX can provide a maximum output current of around 1A, but again, it's important to consult the datasheet for precise information.
Q: Is PT7M7809JTEX suitable for low-power applications? A: Yes, PT7M7809JTEX is commonly used in low-power applications due to its ability to regulate voltage efficiently and reliably.
Q: Does PT7M7809JTEX require any external components for operation? A: Yes, PT7M7809JTEX typically requires a few external components like capacitors and resistors to ensure stable operation and filtering of noise.
Q: Can PT7M7809JTEX handle temperature variations? A: Yes, PT7M7809JTEX is designed to operate within a specified temperature range, usually from -40°C to +125°C, making it suitable for various environments.
Q: Is PT7M7809JTEX available in different package types? A: Yes, PT7M7809JTEX is available in various package types, such as TO-220, SOT-223, or DPAK, allowing flexibility in design and mounting options.
Q: Where can I find more information about PT7M7809JTEX? A: You can find detailed information about PT7M7809JTEX, including its electrical characteristics, pinout, and application notes, in the datasheet provided by the manufacturer.