PRODUCT FAMILY DATA SHEET

Cree LED / 4001 E. Hwy. 54, Suite 2000 / Durham, NC 27709 USA / +1.919.313.5330 / www.cree-led.com

© 2022-2024 Cree LED. The information in this document is subject to change without notice. Cree®, the Cree logo, XLamp®, EasyWhite®, and the Cree

LED logo are registered trademarks of Cree LED. UL® and the UL logo are registered trademarks of UL LLC.

CLD-DS286

REV 7

1

XLamp® CMB1840 LED

PRODUCT DESCRIPTION

The

XLamp®

CMB

family

delivers

industry‑leading lumen density and efficacy

in Cree LED’s package and LES sizes.

Leveraging the latest COB technology

platform, the CMB family provides a

no‑compromise

performance

upgrade

to existing CXA, CXB and CMA product

families while retaining mechanical and

optical compatibility with them.

XLamp CMB LEDs are optimized for

premium indoor lighting applications,

including track, spot and downlight, as well

as outdoor lighting.

FEATURES

• 14‑mm optical source

• Mechanical and optical design

consistent with CXA18, CXB18 and

CMA18 LEDs with a 14‑mm optical

source

• Available in 70, 80, 90, and 95 CRI

minimum options

• EasyWhite® 2‑, 3‑ and 5‑step binning

• Premium Color 2‑ and 3‑step binning

• Forward voltage option: 36‑V class

• 85 °C binning and characterization

• Maximum drive current: 2400 mA

• 115° viewing angle, uniform

chromaticity profile

• Top‑side solder connections

• RoHS and REACH compliant

• UL® recognized component (E349212)

TABLE OF CONTENTS

Characteristics ............................................... 2

Operating Limits............................................. 2

Flux Characteristics, Order Codes & Bins ‑

Standard LEDs................................................ 3

Flux Characteristics, Order Codes & Bins ‑

Standard LEDs, Premium Color..................... 4

Relative Spectral Power Distribution,

Standard LEDs................................................ 5

Relative Spectral Power Distribution,

Premium Color LEDs...................................... 6

Electrical Characteristics............................... 8

Relative Luminous Flux.................................. 9

Typical Spatial Distribution............................ 9

Performance Groups ‑ Chromaticity........... 10

Premium Color Performance Groups ‑

Chromaticity ................................................. 11

EasyWhite® Bins Plotted on the 1931 CIE

Color Space .................................................. 12

Premium Color Bins Plotted on the 1931

CIE Color Space............................................ 13

Bin and Order Code Formats....................... 15

Mechanical Dimensions .............................. 16

Thermal Design............................................ 17

Notes ............................................................ 18

Packaging..................................................... 19