ON Semiconductor
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
KA317LZTF
Lihat Detail Lembar Data

KA317LZTF

Product Overview

Category

The KA317LZTF belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

  • High precision voltage regulation
  • Low dropout voltage
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

The KA317LZTF comes in a TO-220 package, which is a widely used package type for voltage regulators.

Essence

The essence of the KA317LZTF is to provide a stable and regulated output voltage, regardless of input voltage fluctuations.

Packaging/Quantity

The KA317LZTF is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: 1.2V to 37V
  • Output Current: Up to 1.5A
  • Dropout Voltage: 1.5V (typical)
  • Line Regulation: 0.01%/V
  • Load Regulation: 0.1%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The KA317LZTF has three pins:

  1. Vin (Pin 1): This pin is used to connect the input voltage.
  2. Vout (Pin 2): This pin provides the regulated output voltage.
  3. GND (Pin 3): This pin is connected to the ground reference.

Functional Features

  • Adjustable Output Voltage: The KA317LZTF allows users to adjust the output voltage according to their specific requirements.
  • Overcurrent Protection: It incorporates overcurrent protection to prevent damage to the device and the connected circuitry in case of excessive current flow.
  • Thermal Shutdown Protection: The regulator includes a thermal shutdown feature that shuts down the device if the temperature exceeds a certain threshold, protecting it from overheating.

Advantages and Disadvantages

Advantages

  • High precision voltage regulation ensures stable output voltage.
  • Low dropout voltage minimizes power dissipation.
  • Adjustable output voltage provides flexibility in various applications.
  • Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages

  • Limited output current capacity (up to 1.5A).
  • Requires external components for proper operation.
  • Higher cost compared to non-adjustable voltage regulators.

Working Principles

The KA317LZTF is based on the principle of linear voltage regulation. It utilizes a pass transistor and feedback mechanism to maintain a constant output voltage despite variations in input voltage and load conditions. By adjusting the resistance connected to the ADJ pin, the output voltage can be set to the desired level.

Detailed Application Field Plans

The KA317LZTF finds extensive use in various electronic applications, including but not limited to:

  1. Power supply circuits: It is commonly employed in power supply designs to regulate the output voltage and ensure stable operation of downstream components.
  2. Battery charging systems: The voltage regulator is utilized in battery charging circuits to provide a controlled charging voltage to prevent overcharging and damage to the battery.
  3. Audio amplifiers: It is used in audio amplifier circuits to stabilize the voltage supplied to the amplifier, resulting in improved audio quality.
  4. Industrial control systems: The KA317LZTF is suitable for industrial control systems where precise and stable voltage regulation is crucial for reliable operation.

Detailed and Complete Alternative Models

Some alternative models to the KA317LZTF include:

  1. LM317T: A widely used adjustable voltage regulator with similar specifications and features.
  2. LT1083: A high-current adjustable voltage regulator capable of delivering up to 7.5A of output current.
  3. LM7805: A fixed voltage regulator that provides a constant 5V output.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application requirements.

Word count: 570 words

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan KA317LZTF dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of KA317LZTF in technical solutions:

  1. Q: What is KA317LZTF? A: KA317LZTF is a voltage regulator IC that provides a regulated output voltage for various technical applications.

  2. Q: What is the input voltage range for KA317LZTF? A: The input voltage range for KA317LZTF is typically between 3V and 40V.

  3. Q: What is the output voltage range of KA317LZTF? A: The output voltage range of KA317LZTF can be adjusted from 1.2V to 37V using external resistors.

  4. Q: How much current can KA317LZTF handle? A: KA317LZTF can handle a maximum output current of 1.5A.

  5. Q: Can KA317LZTF be used for both positive and negative voltage regulation? A: No, KA317LZTF is designed for positive voltage regulation only.

  6. Q: Is KA317LZTF suitable for low-power applications? A: Yes, KA317LZTF is commonly used in low-power applications where a stable and regulated voltage is required.

  7. Q: Does KA317LZTF require any external components for operation? A: Yes, KA317LZTF requires external resistors to set the desired output voltage and capacitors for stability.

  8. Q: Can KA317LZTF handle high temperatures? A: KA317LZTF has a maximum operating temperature of 125°C, making it suitable for most standard applications.

  9. Q: Can multiple KA317LZTF regulators be connected in parallel for higher current output? A: Yes, multiple KA317LZTF regulators can be connected in parallel to increase the overall current handling capacity.

  10. Q: What are some typical applications of KA317LZTF? A: KA317LZTF is commonly used in power supplies, battery chargers, audio amplifiers, and other electronic devices requiring stable voltage regulation.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.