LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs

Image Part Number Description / PDF Quantity Rfq
HLMP-6820-F0010

HLMP-6820-F0010

Broadcom

LED DOME 5V 565NM GN DIFF RA AXL

6681

HLMP-6000-E0010

HLMP-6000-E0010

Broadcom

LED DOME GAASP RT HSE

0

HLMP-2300-EF000

HLMP-2300-EF000

Broadcom

LED LT BAR 8.89X3.81MM SGL HER

0

HLMP-2785-EF000

HLMP-2785-EF000

Broadcom

LED LT BAR 8.89X19.05MM SGL YLW

2646

HLMP-1401-D00A1

HLMP-1401-D00A1

Broadcom

LED 3MM GAP DIFF YLW RA HOUSING

8757

HLMP-3401-E00B2

HLMP-3401-E00B2

Broadcom

LED 5MM GAP YLW RA ANG HOUSING

6692

HLMP-1503-C00A2

HLMP-1503-C00A2

Broadcom

LED 3MM GAP DIFF GRN RA HOUSING

0

HLMP-3301-D00B2

HLMP-3301-D00B2

Broadcom

LED 5MM GAP RED RT ANGLE HOUSING

0

HLMP-2785

HLMP-2785

Broadcom

LED LT BAR 8.89X19.05MM SGL YLW

1505

HLMP-2965

HLMP-2965

Broadcom

LED LT BAR 8.89X8.89MM HER/GRN

1186

HLMP-6620-F0010

HLMP-6620-F0010

Broadcom

LED DOME 5V 635NM HER DFF RA AXL

227

HLCP-B100

HLCP-B100

Broadcom

LIGHT BAR 0.8X0.195" ALGAAS

129

HLMP-2400-EF000

HLMP-2400-EF000

Broadcom

LIGHT BAR 0.4X0.195" YELLOW

9

HLMP-2655

HLMP-2655

Broadcom

LED LT BAR 8.89X8.89MM SGL HER

3173

HLMP-2885-FG000

HLMP-2885-FG000

Broadcom

LED LT BAR 8.89X19.05MM SGL GRN

1915

HLMP-6500-F0010

HLMP-6500-F0010

Broadcom

LED DOME 565NM GRN DIFF RA AXIAL

6951

HLMP-2755

HLMP-2755

Broadcom

LED LT BAR 8.89X8.89MM SGL YLW

3135

HLMP-2350

HLMP-2350

Broadcom

LED LT BAR 19.05X3.81MM SGL HER

4877

HLMP-3680-B00B2

HLMP-3680-B00B2

Broadcom

LED 5MM 5V GAP GRN RA HOUSING

0

HLMP-2620

HLMP-2620

Broadcom

LED LT BAR 8.89X3.81MM QUAD HER

0

LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs

1. Overview

Light Emitting Diodes (LEDs) are semiconductor devices that convert electrical energy into light through electroluminescence. This product category includes indicators, arrays, light bars, and bar graphs designed for circuit board integration. LEDs serve critical roles in modern electronics for status indication, data visualization, and illumination. Their advantages include low power consumption, long lifespan, and compact form factors.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
IndicatorsSingle/dual-color point-source lighting for status indicationPower switches, network routers, medical device panels
ArraysMatrix configurations for alphanumeric/symbol displaySeven-segment displays, dot matrix modules
Light BarsLinear arrangements for directional lighting/brightness zonesAudio level meters, industrial control panels
Bar GraphsSegmented columns for quantitative visual representationBattery level indicators, sensor data visualization

3. Structure and Components

Typical LED components include:

  • Die: Gallium Nitride (GaN) or Indium Gallium Aluminum Phosphide (InGaAlP) semiconductor chips
  • Substrate: FR4 or metal-core PCB for thermal management
  • Encapsulation: Epoxy resin with diffused/optical lens structures
  • Driver Circuitry: Current-limiting resistors or PWM control ICs

4. Key Technical Specifications

ParameterDescriptionImportance
Luminous Intensity0.1-100 cd/m rangeDetermines visibility in various lighting conditions
Wavelength400-700 nm (visible spectrum)Defines color output accuracy
Forward Current2-30 mA typicalImpacts brightness and longevity
Viewing Angle5-120 depending on lens designDictates light distribution pattern
MTBF50,000-100,000 hoursSystem reliability prediction

5. Application Fields

Key industries include:

  • Consumer Electronics: Smartphones, laptops, home appliances
  • Industrial Automation: PLC status indicators, HMI panels
  • Automotive: Dashboard lighting, warning indicators
  • Medical Equipment: Diagnostic status visualization

6. Leading Manufacturers and Products

ManufacturerProduct SeriesKey Features
CreeXLamp XRHigh-brightness automotive indicators
OSRAMLED LineProgrammable RGB light bars
NichiaNSPWR70CSSUltra-compact bar graph displays
EverlightDLW-5xxxWaterproof array modules

7. Selection Recommendations

Key considerations:

  • Environmental Conditions: Temperature (-40 to +85 C operational range)
  • Optical Requirements: Color consistency (CIE 1931 standard)
  • Electrical Compatibility: Driver circuit matching
  • Form Factor: 0402-5050 package size constraints
  • Cost Optimization: Trade-off between performance and budget

Industry Trend Analysis

Current trends show:

  • Micronization: Development of 0201 package formats
  • Smart Integration: Embedded ICs for addressable lighting
  • Energy Efficiency: Sub-1mA operational current devices
  • Automotive Growth: HUD and LiDAR indicator applications
  • Medical Advancements: UV/IR spectrum specialized indicators

RFQ BOM Call Skype Email
Top