NXP USA Inc.
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MC34129EFR2

MC34129EFR2

Product Overview

Category

MC34129EFR2 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage regulation and control in various electronic devices.

Characteristics

  • Voltage regulation and control
  • High efficiency
  • Low power consumption
  • Compact size

Package

MC34129EFR2 is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of MC34129EFR2 lies in its ability to regulate and control voltages effectively, ensuring stable and reliable performance in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: 1.25V to 37V
  • Output Current: Up to 1.5A
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOP-8

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for voltage regulation
  4. COMP: Compensation pin for stability control
  5. EN: Enable pin for turning the IC on/off
  6. OUT: Output pin for regulated voltage
  7. SS/TR: Soft-start/Tracking pin for gradual voltage rise
  8. IN: Input pin for the unregulated voltage

Functional Features

  • Wide input voltage range for versatile applications
  • Adjustable output voltage for flexibility
  • Overcurrent protection for enhanced safety
  • Thermal shutdown protection to prevent overheating
  • Soft-start function for smooth power-up
  • High efficiency for energy conservation

Advantages and Disadvantages

Advantages

  • Versatile application range
  • Efficient voltage regulation
  • Compact size
  • Overcurrent and thermal protection

Disadvantages

  • Limited output current capacity (up to 1.5A)

Working Principles

MC34129EFR2 operates based on a feedback control mechanism. The input voltage is compared with the desired output voltage, and the IC adjusts its internal circuitry to regulate the output voltage accordingly. This ensures a stable and constant output voltage despite variations in the input voltage.

Detailed Application Field Plans

MC34129EFR2 finds applications in various electronic devices that require voltage regulation and control. Some common application fields include: - Power supplies - Battery chargers - LED lighting systems - Industrial automation equipment - Automotive electronics

Detailed and Complete Alternative Models

  1. MC34063EFR2: Similar voltage regulator IC with adjustable output voltage and higher output current capacity.
  2. LM317T: Linear voltage regulator IC with adjustable output voltage and higher output current capacity.
  3. LM2596S-ADJ: Switching voltage regulator IC with adjustable output voltage and higher output current capacity.

These alternative models offer similar functionality but may have different specifications and package types.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC34129EFR2 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MC34129EFR2 in technical solutions:

  1. Q: What is MC34129EFR2? A: MC34129EFR2 is a voltage regulator and control circuit designed for use in various technical applications.

  2. Q: What is the input voltage range of MC34129EFR2? A: The input voltage range of MC34129EFR2 is typically between 8V and 18V.

  3. Q: What is the output voltage range of MC34129EFR2? A: The output voltage range of MC34129EFR2 is typically between 5V and 15V.

  4. Q: Can MC34129EFR2 be used as a power supply for microcontrollers? A: Yes, MC34129EFR2 can be used as a power supply for microcontrollers within its specified voltage range.

  5. Q: Does MC34129EFR2 have built-in protection features? A: Yes, MC34129EFR2 has built-in protection features such as overvoltage protection and thermal shutdown.

  6. Q: What is the maximum output current of MC34129EFR2? A: The maximum output current of MC34129EFR2 is typically around 100mA.

  7. Q: Can MC34129EFR2 be used in automotive applications? A: Yes, MC34129EFR2 is suitable for automotive applications due to its wide input voltage range and built-in protection features.

  8. Q: Is MC34129EFR2 a low dropout regulator (LDO)? A: No, MC34129EFR2 is not an LDO. It is a standard voltage regulator with a dropout voltage of around 2V.

  9. Q: Can MC34129EFR2 be used in battery-powered devices? A: Yes, MC34129EFR2 can be used in battery-powered devices as long as the input voltage is within its specified range.

  10. Q: Are there any application notes or reference designs available for MC34129EFR2? A: Yes, the manufacturer of MC34129EFR2 provides application notes and reference designs that can help with its implementation in various technical solutions.

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