ON Semiconductor
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
NCV33172DR2G
Lihat Butiran Helaian data

NCV33172DR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Wide input voltage range - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limiting

Package: SOIC-8

Essence: The NCV33172DR2G is a voltage regulator IC that provides a stable output voltage from a varying input voltage source.

Packaging/Quantity: The NCV33172DR2G is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 1.25V to 16V
  • Dropout Voltage: 300mV at 1A
  • Output Current: Up to 1A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV33172DR2G has the following pin configuration:

  1. IN - Input voltage pin
  2. GND - Ground pin
  3. EN - Enable pin
  4. FB - Feedback pin
  5. VOUT - Output voltage pin
  6. NC - No connection
  7. NC - No connection
  8. OUT - Output voltage pin

Functional Features

  • Low Dropout Voltage: The NCV33172DR2G has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
  • High Output Current Capability: With a maximum output current of 1A, this voltage regulator can handle high current loads.
  • Wide Input Voltage Range: The IC can accept input voltages ranging from 2.7V to 18V, making it suitable for a wide range of applications.
  • Adjustable Output Voltage: The output voltage can be adjusted using an external resistor divider network connected to the FB pin.
  • Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
  • Short-Circuit Current Limiting: In case of a short circuit at the output, the IC limits the current to protect itself and the connected components.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation even with low input-output voltage differentials. - High output current capability allows for powering various loads. - Wide input voltage range makes it versatile for different power supply sources. - Adjustable output voltage provides flexibility in meeting specific requirements. - Thermal shutdown protection safeguards against overheating. - Short-circuit current limiting protects the IC and connected components from damage.

Disadvantages: - Limited output current capacity compared to some other voltage regulators. - Only available in SOIC-8 package, which may not be suitable for all applications.

Working Principles

The NCV33172DR2G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to control the pass transistor's conduction. By adjusting the resistance connected to the FB pin, the output voltage can be set to the desired value. The regulator maintains a stable output voltage by continuously adjusting the pass transistor's conduction to compensate for changes in the input voltage and load conditions.

Detailed Application Field Plans

The NCV33172DR2G is commonly used in various applications, including but not limited to: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the NCV33172DR2G include: - LM317: Adjustable voltage regulator with higher output current capability. - LT1084: Low dropout voltage regulator with adjustable output voltage. - TPS7A4700: High-performance voltage regulator with ultra-low noise.

These alternative models offer similar functionality and can be considered based on specific application requirements.

Word count: 400 words

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi NCV33172DR2G dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of NCV33172DR2G in technical solutions:

  1. Q: What is NCV33172DR2G? A: NCV33172DR2G is a low-side power switch designed for automotive applications.

  2. Q: What is the maximum voltage rating of NCV33172DR2G? A: The maximum voltage rating of NCV33172DR2G is typically 40V.

  3. Q: What is the maximum current rating of NCV33172DR2G? A: The maximum current rating of NCV33172DR2G is typically 0.5A.

  4. Q: What is the purpose of NCV33172DR2G in a technical solution? A: NCV33172DR2G is used as a power switch to control the flow of current in various automotive applications.

  5. Q: Can NCV33172DR2G handle short-circuit conditions? A: Yes, NCV33172DR2G has built-in protection features that allow it to handle short-circuit conditions.

  6. Q: Is NCV33172DR2G suitable for high-temperature environments? A: Yes, NCV33172DR2G is designed to operate reliably in high-temperature environments commonly found in automotive applications.

  7. Q: Does NCV33172DR2G have overcurrent protection? A: Yes, NCV33172DR2G incorporates overcurrent protection to prevent damage to the device and the circuit.

  8. Q: Can NCV33172DR2G be used in both 12V and 24V automotive systems? A: Yes, NCV33172DR2G is compatible with both 12V and 24V automotive systems.

  9. Q: Does NCV33172DR2G have reverse polarity protection? A: No, NCV33172DR2G does not have built-in reverse polarity protection. External circuitry may be required for reverse polarity protection.

  10. Q: What is the typical operating temperature range of NCV33172DR2G? A: The typical operating temperature range of NCV33172DR2G is -40°C to +125°C.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.