ON Semiconductor
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NCP803SN308T1G
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NCP803SN308T1G

Product Overview

Category

NCP803SN308T1G belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

  • Voltage regulation: NCP803SN308T1G ensures a stable output voltage regardless of input fluctuations.
  • Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
  • Low quiescent current: The regulator consumes minimal power when no load is connected.
  • Thermal shutdown protection: It automatically shuts down to prevent damage due to excessive heat.

Package

NCP803SN308T1G comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of NCP803SN308T1G lies in its ability to provide reliable and stable voltage regulation, ensuring proper functioning of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Input voltage range: 2.5V - 6.0V
  • Output voltage: 3.08V
  • Dropout voltage: 200mV at 150mA
  • Quiescent current: 35µA
  • Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

NCP803SN308T1G has the following pin configuration:

  1. VIN (Input voltage)
  2. GND (Ground)
  3. VOUT (Output voltage)

Functional Features

  • Voltage regulation: NCP803SN308T1G maintains a constant output voltage despite variations in the input voltage.
  • Low dropout voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
  • Thermal shutdown protection: The regulator automatically shuts down if the temperature exceeds a safe threshold, preventing damage to the device.

Advantages and Disadvantages

Advantages

  • Stable output voltage regulation
  • Low dropout voltage ensures efficient operation
  • Minimal power consumption in standby mode
  • Thermal shutdown protection prevents overheating

Disadvantages

  • Limited input voltage range (2.5V - 6.0V)
  • Dropout voltage may affect performance in low input voltage scenarios

Working Principles

NCP803SN308T1G utilizes a feedback mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable output. The device also incorporates thermal shutdown protection to safeguard against excessive heat.

Detailed Application Field Plans

NCP803SN308T1G finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to NCP803SN308T1G are: - LM1117-3.3 - MCP1703-3002E/DB - TPS78233DDCR

These alternatives can be considered based on specific requirements and compatibility with the target application.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem NCP803SN308T1G w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of NCP803SN308T1G in technical solutions:

Q1: What is NCP803SN308T1G? A1: NCP803SN308T1G is a voltage supervisor IC (Integrated Circuit) that monitors the power supply voltage and provides a reset signal when the voltage falls below a certain threshold.

Q2: What is the operating voltage range of NCP803SN308T1G? A2: The operating voltage range of NCP803SN308T1G is typically between 0.8V and 5.5V.

Q3: How does NCP803SN308T1G help in technical solutions? A3: NCP803SN308T1G ensures proper system operation by monitoring the power supply voltage and generating a reset signal to prevent erratic behavior or data corruption during power-up or power-down events.

Q4: Can NCP803SN308T1G be used in battery-powered applications? A4: Yes, NCP803SN308T1G can be used in battery-powered applications as it operates within a wide voltage range and consumes very low quiescent current.

Q5: What is the typical reset threshold voltage of NCP803SN308T1G? A5: The typical reset threshold voltage of NCP803SN308T1G is 3.08V.

Q6: Does NCP803SN308T1G have an adjustable reset threshold voltage? A6: No, NCP803SN308T1G has a fixed reset threshold voltage and does not offer adjustability.

Q7: Can NCP803SN308T1G tolerate voltage spikes or transients? A7: Yes, NCP803SN308T1G has built-in hysteresis and can tolerate voltage spikes or transients without generating false reset signals.

Q8: What is the typical response time of NCP803SN308T1G? A8: The typical response time of NCP803SN308T1G is around 20µs, ensuring quick detection and response to voltage variations.

Q9: Can NCP803SN308T1G be used in automotive applications? A9: Yes, NCP803SN308T1G is suitable for automotive applications as it meets the AEC-Q100 Grade 1 qualification standards.

Q10: Does NCP803SN308T1G have any additional features? A10: Yes, NCP803SN308T1G includes a manual reset input and an open-drain output, allowing for flexibility in system design and integration.

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