KA75330ZTA

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output voltage accuracy - Low quiescent current - Thermal shutdown protection - Overcurrent protection

Package: TO-220, TO-263, TO-252

Essence: The KA75330ZTA is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging with 1000 units per reel.

Specifications

Input Voltage Range: 2.5V to 16V
Output Voltage Range: 1.25V to 13.8V
Dropout Voltage: 0.45V at 3A
Output Current: Up to 3A
Quiescent Current: 80µA
Line Regulation: 0.02%/V
Load Regulation: 0.04%/A
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The KA75330ZTA has the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
VOUT: Output voltage pin

Functional Features

Low dropout voltage ensures efficient power conversion.
High output voltage accuracy provides precise voltage regulation.
Low quiescent current minimizes power consumption.
Thermal shutdown protection prevents overheating.
Overcurrent protection safeguards against excessive current flow.

Advantages

Wide input voltage range allows compatibility with various power sources.
Stable output voltage ensures reliable operation of connected devices.
Compact package options provide flexibility in design and space-saving.
Excellent line and load regulation enhance performance and stability.
Built-in protection features increase the lifespan of the IC and connected components.

Disadvantages

Limited output current may not be suitable for high-power applications.
Higher dropout voltage compared to some alternative models.
Temperature limitations restrict usage in extreme environments.

Working Principles

The KA75330ZTA operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage. The internal circuitry adjusts the pass transistor to maintain a stable output voltage, compensating for changes in input voltage and load conditions.

Detailed Application Field Plans

The KA75330ZTA is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

Consumer Electronics: TVs, DVD players, set-top boxes
Computer Systems: Desktops, laptops, servers
Communication Devices: Routers, modems, smartphones
Automotive Electronics: Infotainment systems, navigation units
Industrial Equipment: Power supplies, motor control systems

Detailed and Complete Alternative Models

LM317: Adjustable voltage regulator with similar characteristics and package options.
LDO50V: Low dropout voltage regulator suitable for high-power applications.
LT1086: High-performance linear regulator with enhanced thermal capabilities.

These alternative models offer different specifications and features, providing options based on specific requirements and design considerations.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací KA75330ZTA v technických řešeních

Sure! Here are 10 common questions and answers related to the application of KA75330ZTA in technical solutions:

Q: What is KA75330ZTA? A: KA75330ZTA is a voltage regulator IC (integrated circuit) commonly used in electronic circuits to regulate and stabilize voltage levels.
Q: What is the input voltage range for KA75330ZTA? A: The input voltage range for KA75330ZTA is typically between 4.5V and 25V.
Q: What is the output voltage range of KA75330ZTA? A: The output voltage range of KA75330ZTA is adjustable, but it can typically provide a regulated output voltage between 1.2V and 20V.
Q: What is the maximum output current of KA75330ZTA? A: The maximum output current of KA75330ZTA is usually around 500mA.
Q: Can KA75330ZTA handle both step-up and step-down voltage regulation? A: No, KA75330ZTA is primarily designed for step-down voltage regulation, meaning it can reduce a higher input voltage to a lower output voltage.
Q: Is KA75330ZTA suitable for battery-powered applications? A: Yes, KA75330ZTA is often used in battery-powered applications due to its low dropout voltage and low quiescent current, which helps conserve battery life.
Q: Does KA75330ZTA have built-in protection features? A: Yes, KA75330ZTA typically includes built-in protection features such as overcurrent protection, thermal shutdown, and reverse polarity protection.
Q: Can KA75330ZTA be used in automotive applications? A: Yes, KA75330ZTA is often used in automotive applications due to its wide input voltage range and ability to withstand harsh operating conditions.
Q: What are the typical applications of KA75330ZTA? A: KA75330ZTA is commonly used in various technical solutions such as power supplies, battery chargers, audio amplifiers, and other electronic devices that require stable voltage regulation.
Q: Are there any recommended external components for using KA75330ZTA? A: Yes, to ensure proper operation, it is recommended to use input and output capacitors, as well as a feedback resistor network, with KA75330ZTA. The specific values can be found in the datasheet provided by the manufacturer.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements. It's always best to refer to the manufacturer's documentation for accurate and detailed information.