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NJM2930L02-85
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NJM2930L02-85

Product Overview

Category

The NJM2930L02-85 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • High ripple rejection
  • Low quiescent current
  • Thermal shutdown protection

Package

The NJM2930L02-85 comes in a TO-220 package.

Essence

This voltage regulator is designed to provide stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The NJM2930L02-85 is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 4.5V to 20V
  • Output Voltage: 2.85V
  • Output Current: Up to 150mA
  • Dropout Voltage: 0.5V (typical)
  • Ripple Rejection Ratio: 70dB (typical)
  • Quiescent Current: 1.5mA (typical)

Detailed Pin Configuration

The NJM2930L02-85 has three pins:

  1. Vin (Input Voltage)
  2. Vout (Output Voltage)
  3. GND (Ground)

Functional Features

  • Low dropout voltage ensures efficient regulation even with low input voltages.
  • High ripple rejection minimizes the impact of AC noise on the output voltage.
  • Low quiescent current reduces power consumption when the load is light.
  • Thermal shutdown protection prevents overheating and damage to the device.

Advantages and Disadvantages

Advantages

  • Stable and regulated output voltage
  • Wide input voltage range
  • Low dropout voltage
  • High ripple rejection
  • Thermal shutdown protection

Disadvantages

  • Limited output current capacity (up to 150mA)
  • Requires external components for proper operation

Working Principles

The NJM2930L02-85 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The NJM2930L02-85 can be used in various electronic applications, including: - Power supplies - Battery-powered devices - Audio amplifiers - Instrumentation circuits - Automotive electronics

Detailed and Complete Alternative Models

  • LM2930
  • LT1086
  • ADP3339
  • MAX603

These alternative models offer similar functionality and can be used as replacements for the NJM2930L02-85 in different applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av NJM2930L02-85 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of NJM2930L02-85 in technical solutions:

  1. Q: What is NJM2930L02-85? A: NJM2930L02-85 is a low dropout voltage regulator IC that provides a fixed output voltage of 8.5V.

  2. Q: What is the maximum input voltage for NJM2930L02-85? A: The maximum input voltage for NJM2930L02-85 is 30V.

  3. Q: What is the dropout voltage of NJM2930L02-85? A: The dropout voltage of NJM2930L02-85 is typically around 0.6V at a load current of 100mA.

  4. Q: Can NJM2930L02-85 handle high currents? A: Yes, NJM2930L02-85 can handle a maximum output current of 1A.

  5. Q: Is NJM2930L02-85 suitable for battery-powered applications? A: Yes, NJM2930L02-85 is suitable for battery-powered applications as it has low quiescent current and low dropout voltage.

  6. Q: Does NJM2930L02-85 require any external components for operation? A: Yes, NJM2930L02-85 requires input and output capacitors for stability and proper operation.

  7. Q: Can NJM2930L02-85 tolerate overcurrent or short-circuit conditions? A: No, NJM2930L02-85 does not have built-in protection against overcurrent or short-circuit conditions. External protection circuitry may be required.

  8. Q: What is the operating temperature range of NJM2930L02-85? A: The operating temperature range of NJM2930L02-85 is typically -40°C to +125°C.

  9. Q: Can NJM2930L02-85 be used in automotive applications? A: Yes, NJM2930L02-85 is suitable for automotive applications as it meets the requirements for automotive electronics.

  10. Q: Are there any alternative voltage regulator ICs similar to NJM2930L02-85? A: Yes, some alternative voltage regulator ICs similar to NJM2930L02-85 include LM2930, LT1085, and ADP3339.