ams OSRAM LTRB R37G Multi CHIPLED® High-Intensity RGB 3-in-1 LED

ams OSRAM LTRB R37G Multi CHIPLED® High-Intensity RGB 3-in-1 LED

* Manufacturer: ams OSRAM (Multi CHIPLED® Series)
* Part Number: LTRB R37G
* Technology: ThinGaN & InGaAlP high-performance chips
* Package Type: SMT package with white diffused resin
* Configuration: RGB 3-in-1 (Common Cathode)
* Typical Intensity: Red (400 mcd), Green (950 mcd), Blue (200 mcd) @ 20mA
* Viewing Angle: 120° (Lambertian Distribution)
* Supply Status: Original Tape & Reel stock; Full batch traceability at Gainer LED.

Description

Introduction

 

 

The ams OSRAM LTRB R37G is a professional-grade multi-color SMD LED engineered specifically for manufacturers of indoor video screens, decorative lighting, and high-quality signage. Built on a compact SMT platform, the LTRB R37G integrates three high-output dies-Red, True Green, and Blue-into a single, robust package. Utilizing a specialized white diffused resin, this component ensures superior color blending and uniform light distribution, even at short viewing distances.

For LED module manufacturers and fixture designers, the LTRB R37G provides a reliable solution for pixel-mapped displays. Its common cathode configuration facilitates simplified circuit layouts and efficient power management, meeting the strict requirements of professional broadcasting studios and premium architectural accents.

Key Product Features

 

 

  • Exceptional Color Mixing: The diffused encapsulation technology ensures that light from the Red, Green, and Blue chips is perfectly blended before leaving the package. This eliminates individual die "spotting" and chromatic fringing, which is critical for high-end interior facade highlighting.
  • High Luminous Intensity: Utilizing ams OSRAM's ThinGaN (UX:3) and InGaAlP technologies, the LTRB R37G delivers impressive mcd-per-watt performance, ensuring vibrant color reproduction in high-ambient light environments.
  • Precision Wavelength & Intensity Binning: ams OSRAM maintains tight control over color ranks. This ensures that every pixel across large-scale video walls remains visually identical, preventing the "checkerboard" effect and simplifying end-of-line software calibration.
  • Industrial-Grade Reliability: Designed for automated assembly, the lead-frame handles the thermal stresses of Pb-free reflow soldering efficiently. The component supports the L70 lifespan standards required for commercial 24/7 operation.
  • Compact Footprint Compatibility: The small SMT footprint is compatible with high-speed automated pick-and-place lines, ensuring high production yields for contract manufacturers (EMS).

 

Parameter Red (623nm) True Green (530nm) Blue (471nm)
Typical Intensity (mcd) 400 950 200
Dominant Wavelength 617 – 629 nm 519 – 543 nm 464 – 476 nm
Typical Forward Voltage 2.05 V 2.85 V 3.0 V
Maximum Forward Current 30 mA
Viewing Angle (FWHM) 120°
Thermal Resistance ~180 K/W ~140 K/W

~160 K/W

The LTRB R37G series is the primary light source for performance-driven multi-color markets:

 

 

  • Indoor Full-Color Video Walls: High-refresh-rate screens for corporate lobbies, transit hubs, and retail digital signage.
  • Architectural RGB Accents: Pixel-controlled linear modules for interior cove lighting and recessed decorative fixtures.
  • Amusement and Gaming Displays: Consistent multi-color emitters for premium casino machines and interactive entertainment hardware.
  • Channel Letters and Signs: High-uniformity white-balance displays for high-end retail branding requiring RGB flexibility.

Why Source through Gainer LED?

 

 

  • In the specialized B2B electronic component market, Gainer LED acts as a technical bridge between ams OSRAM's primary manufacturing and your localized assembly needs.
  • Verified Batch Integrity: We guarantee 100% original stock in factory-sealed reels. Every shipment is traceable to its original production lot to ensure zero visible variance across large projects.
  • Wholesale Supply Chain Stability: We maintain strategic inventory levels of the Multi CHIPLED® series to protect our B2B partners from semiconductor market lead-time fluctuations.
  • Technical Compliance: All components meet RoHS and REACH standards. We manage full batch traceability and documentation for international shipping.
  • Engineering Support: Our team assists LED module manufacturers in selecting the correct flux and chromaticity bins to match specific project requirements.
FAQ

Q: Is the LTRB R37G compatible with common anode or common cathode drivers?

A: The LTRB R37G is a Common Cathode LED. You must ensure your driver IC and PCB layout are designed to sink current from the individual anodes to a shared cathode terminal.

Q: Does the white diffused resin affect the brightness?

A: While diffused resin slightly scatters light compared to clear water-white packages, it is essential for color mixing at short viewing distances. The LTRB R37G is binned to account for this, providing high intensity while ensuring a perfectly blended RGB output.

Q: Does Gainer LED provide bin-specific shipments for display matching?

A: Absolutely. We understand that for large screens, color calibration starts at the component level. We coordinate wholesale shipments to provide consistent intensity and wavelength ranks across your entire order.

Q: What is the moisture sensitivity level (MSL) for this part?

A: The LTRB R37G is handled according to JEDEC standards (typically MSL 4). We ship all reels in original vacuum-sealed moisture-barrier bags (MBB) to ensure soldering integrity.

 

Product Category Description Order Code
LTRBR37G-4R4S-0125 Iv = N/A (IF = 2 mA)
● Iv = 159 ... 280 mcd (IF = 2 mA)
Q65112A6714

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