HLMP-4740 Overview
The HLMP-4740 is a high-performance LED indicator engineered for industrial and electronic applications requiring reliable visual signaling. Featuring a compact 5 mm package and a bright, consistent light output, it offers excellent visibility and durability. Designed for ease of integration into various circuits, the device supports a forward voltage suitable for standard LED driving currents. Its robust construction ensures stable operation across a wide temperature range, making it ideal for long-term use in demanding environments. For detailed technical data and sourcing, visit IC Manufacturer.
HLMP-4740 Technical Specifications
| Parameter | Specification |
|---|---|
| LED Type | AlGaAs Red LED |
| Package Type | 5 mm T-1? (T-1 3/4) |
| Forward Voltage (VF) | 1.9 V (typical at 20 mA) |
| Forward Current (IF) | 20 mA (continuous) |
| Luminous Intensity | 6.3 mcd (typical at 20 mA) |
| Peak Wavelength | 660 nm (red light) |
| Viewing Angle | 30?? (typical) |
| Operating Temperature Range | -40??C to +85??C |
| Storage Temperature Range | -40??C to +100??C |
| Polarity | Anode and cathode leads identified for correct orientation |
HLMP-4740 Key Features
- Compact 5 mm Package: Enables easy integration into tight PCB layouts without compromising indicator visibility.
- High Brightness Output: Provides clear and consistent signal indication even in high ambient light conditions, improving operational safety.
- Low Forward Voltage: Operates efficiently at typical 20 mA currents, reducing power consumption in LED arrays or indicators.
- Wide Operating Temperature Range: Maintains reliable performance from -40??C to +85??C, suitable for harsh industrial environments.
- Stable Wavelength Emission: Emits a consistent red light at 660 nm, ensuring color accuracy for standardized signaling applications.
- Durable Construction: Designed for long service life and resistance to mechanical and thermal stress, minimizing maintenance needs.
HLMP-4740 Advantages vs Typical Alternatives
This LED indicator stands out with its optimized low forward voltage and high luminous intensity, which translate to improved power efficiency and enhanced visibility compared to many standard indicators. Its robust temperature range ensures stable operation where other LEDs may degrade, and the compact design simplifies integration without compromising performance. These advantages make it a dependable choice for engineers seeking reliable and energy-efficient visual signaling solutions.
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Typical Applications
- Panel and status indicators in industrial control systems, providing clear visual feedback in complex machinery environments where reliability is critical.
- Signal indication in telecommunications equipment, where consistent light output aids in monitoring and diagnostics.
- Embedded system status LEDs, enabling easy user interface feedback with minimal space requirements.
- Consumer electronics indicators, offering bright, uniform light signaling for power, standby, or fault conditions.
HLMP-4740 Brand Info
The HLMP-4740 is part of a well-established line of LED indicator products crafted by a leading semiconductor manufacturer known for quality and innovation. This product series focuses on delivering consistent performance, long life, and ease of use across a wide range of industrial and commercial applications. The brand emphasizes rigorous testing and adherence to industry standards, ensuring that each unit meets strict reliability and quality benchmarks. Engineers and sourcing specialists benefit from comprehensive datasheets, global availability, and responsive technical support tied to this product.
FAQ
What is the typical forward voltage of the HLMP-4740 LED indicator?
The typical forward voltage for this indicator is approximately 1.9 volts when operated at a forward current of 20 milliamps. This low forward voltage contributes to efficient power consumption in indicator circuits.
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Can the HLMP-4740 operate in harsh temperature environments?
Yes, it is designed to function reliably within an operating temperature range of -40??C to +85??C, making it suitable for harsh industrial and outdoor applications where temperature extremes are common.
What is the viewing angle of the HLMP-4740 LED?
The LED has a typical viewing angle of 30 degrees, which provides a focused beam of light ideal for precise visual indication without excessive light dispersion.
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Is the HLMP-4740 compatible with standard PCB assembly processes?
Absolutely. The device comes in a standard 5 mm T-1? package with clearly marked anode and cathode leads, facilitating straightforward mounting and soldering on printed circuit boards.
What color light does the HLMP-4740 emit, and what is its wavelength?
This indicator emits red light at a peak wavelength of around 660 nanometers, providing a bright and consistent signal color commonly used for status and alert indicators in various electronic systems.




