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HV9910BNG-G
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HV9910BNG-G

Product Overview

Category

HV9910BNG-G belongs to the category of integrated circuits (ICs) used in lighting applications.

Use

This IC is specifically designed for driving high-brightness LEDs (Light Emitting Diodes) in various lighting systems.

Characteristics

  • High efficiency and low power consumption
  • Wide input voltage range
  • Adjustable output current
  • Dimming control capability
  • Over-temperature protection
  • Short-circuit protection

Package

HV9910BNG-G is available in a compact and industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of HV9910BNG-G lies in its ability to efficiently drive high-brightness LEDs, enabling the creation of energy-efficient lighting solutions.

Packaging/Quantity

HV9910BNG-G 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 Current Range: Up to 1.5A
  • Operating Temperature Range: -40°C to +85°C
  • Dimming Control: Analog/PWM (Pulse Width Modulation)
  • Efficiency: Up to 95%
  • Switching Frequency: Adjustable up to 1MHz

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. CS: Current sense pin
  4. DIM: Dimming control pin
  5. VCC: Supply voltage pin
  6. FB: Feedback pin
  7. SW: Switch pin
  8. NC: No connection pin

Functional Features

  • Constant current output regulation
  • Soft-start function for smooth LED turn-on
  • External resistor programmable LED current
  • Thermal shutdown protection
  • LED open/short-circuit protection
  • Overvoltage protection

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings
  • Wide input voltage range allows for versatile applications
  • Dimming control capability enables lighting customization
  • Compact package size facilitates space-constrained designs

Disadvantages

  • Limited output current range may not be suitable for high-power LED applications
  • Lack of integrated voltage regulation may require additional components in certain designs

Working Principles

HV9910BNG-G operates as a constant current LED driver. It utilizes a buck topology to regulate the LED current based on the feedback received from the FB pin. The DIM pin allows for dimming control, either through analog or PWM signals. The IC incorporates various protection mechanisms to ensure safe operation and prevent damage to the LEDs.

Detailed Application Field Plans

HV9910BNG-G finds extensive application in the following fields:

  1. General lighting systems
  2. Automotive lighting
  3. Architectural lighting
  4. Signage and display lighting
  5. Backlighting for LCD panels
  6. Industrial and commercial lighting

Detailed and Complete Alternative Models

  1. HV9910BNG-G-DB: Similar to HV9910BNG-G, but with added diagnostic features
  2. HV9910BNG-G-Q1: Automotive-grade version with enhanced reliability and qualification standards
  3. HV9910BNG-G-LEADFREE: Lead-free version for compliance with environmental regulations

These alternative models provide similar functionality and can be considered as substitutes for HV9910BNG-G in specific applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av HV9910BNG-G i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of HV9910BNG-G in technical solutions:

  1. Q: What is HV9910BNG-G? A: HV9910BNG-G is a high-efficiency LED driver IC that can be used in various lighting applications.

  2. Q: What is the input voltage range for HV9910BNG-G? A: The input voltage range for HV9910BNG-G is typically between 4.5V and 450V.

  3. Q: Can HV9910BNG-G drive multiple LEDs in series? A: Yes, HV9910BNG-G can drive multiple LEDs in series by adjusting the output voltage accordingly.

  4. Q: What is the maximum output current of HV9910BNG-G? A: The maximum output current of HV9910BNG-G is typically around 1A.

  5. Q: Is HV9910BNG-G suitable for dimming applications? A: Yes, HV9910BNG-G supports analog or PWM dimming control for LED brightness adjustment.

  6. Q: Does HV9910BNG-G have built-in over-temperature protection? A: Yes, HV9910BNG-G has over-temperature protection to prevent damage due to excessive heat.

  7. Q: Can HV9910BNG-G operate in a wide temperature range? A: Yes, HV9910BNG-G is designed to operate in a temperature range of -40°C to +125°C.

  8. Q: What type of package does HV9910BNG-G come in? A: HV9910BNG-G is available in an industry-standard SOIC-8 package.

  9. Q: Does HV9910BNG-G require any external components for operation? A: Yes, HV9910BNG-G requires a few external components such as resistors, capacitors, and an inductor.

  10. Q: Can HV9910BNG-G be used in both AC and DC input applications? A: Yes, HV9910BNG-G can be used in both AC and DC input applications, making it versatile for various lighting solutions.

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