KA-3021ES Kingbright LED (Other) In Stock
KA-3021ES is a -40°C to 85°C optoelectronic LED component from Kingbright. Key specs include -40°C to 85°C, 2-pin package, and 2 pins. From request-based pricing, in-stock sourcing and worldwide shipping support production builds.
- Manufacturer
- Kingbright
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- KA-3021ES Datasheet PDF
- Category
- LED
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of KA-3021ES?
- -40°C to 85°C specification for optical indication circuits
- 2-pin package and 2 pins for production PCB planning
- Manufacturer-qualified optoelectronic LED component from Kingbright
- Suited to optical indication circuits and BOM replacement sourcing
What is KA-3021ES used for?
KA-3021ES is used in status indicators, backlighting, sensor emitters, panel displays, and compact optoelectronic assemblies. Its -40°C to 85°C specification helps engineers match electrical and mechanical constraints without oversizing the BOM item. Buyers commonly qualify it for maintenance stock, prototype validation, and production builds where the original manufacturer part number must remain traceable.
What are the specifications of KA-3021ES?
| YTEOL | 7 |
| Color | HIGH EFFICIENCY RED |
| Color@Wavelength | Orange-Red |
| Configuration | SINGLE |
| Forward Current-Max | 0.03A |
| Forward Voltage-Max | 2.5V |
| Lens Type | WATER CLEAR |
| Luminous Intensity-Min | 125cd |
| Luminous Intensity-Nom | 30.0mcd |
| Mounting Feature | SURFACE MOUNT |
| Number of Functions | 1 |
| Optoelectronic Device Type | SINGLE COLOR LED |
| Overall Height | 1.3mm |
| Packing Method | TR, 7 INCH |
| Peak Wavelength | 627nm |
| Reverse Voltage-Max | 5V |
| Shape | RECTANGULAR |
| Size | 2.5mm |
| Surface Mount | YES |
| Terminal Pitch | 2.8mm |
| Viewing Angle | 125deg |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8541.40.20.00 |
| Country of Origin | Mainland China |
Where can I find the KA-3021ES datasheet?
KA-3021ES Datasheet DownloadOfficial datasheet from Kingbright
What are equivalent replacements for KA-3021ES?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
For optical indication circuits, when does KA-3021ES's -40°C to 85°C rating make sense?
KA-3021ES is suited to optical indication circuits where the design needs -40°C to 85°C performance from a optoelectronic LED component. Engineers should still verify the manufacturer datasheet against operating margins and approved BOM requirements.
What board-layout checks matter for KA-3021ES in 2-pin package packaging?
KA-3021ES uses 2-pin package packaging with 2 pins, so layout teams should confirm footprint, clearance, soldering method, and inspection rules before releasing the board for production.
Which sourcing details matter when qualifying KA-3021ES for a production BOM?
Before substitution, buyers should confirm -40°C to 85°C, 2 pins, lifecycle status, and manufacturer traceability for KA-3021ES. Matching those details reduces requalification risk across production and service inventory.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 2026
Why Buy from FindMyChip
About Kingbright
Kingbright is a leading electronic component manufacturer. FindMyChip sources Kingbright ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
You May Also Like
OP295A
OPTEK TECHNOLOGY
LED
MXA9-PW65-H001
Lumileds
LED
LS R976-NR-1
OSRAM
LED
151051BS04000
Würth Elektronik
LED
151031SS06000
Würth Elektronik
LED
151051RS11000
Würth Elektronik
LED
151031VS06000
Würth Elektronik
LED
SML-LXR44SUGC-TR
Lumex
LED
LTST-C171KRKT
Lite-On
LED
LS L29K-H1J2-1-Z
OSRAM
LED
SML-A12P8TT86
ROHM Semiconductor
LED
SML-A12D8TT86
ROHM Semiconductor
LED
SML-A12M8TT86
ROHM Semiconductor
LED
LA E65F-CBEA-24-3A4B-Z
OSRAM
LED
LA E67F-BACA-24-3A4B-Z
OSRAM
LED
BG1111C-TR
Stanley Electric
LED
LTST-C930KRKT
Lite-On
LED
PT15-21B/TR8
Everlight
LED
SML-LX0603IW-TR
Lumex
LED
SML-LX0603GW-TR
Lumex
LED
19-217/Y5C-AP1Q2/3T
Everlight
LED
19-237/R6GHBHC-A01/2T
Everlight
LED
LR Q396-P1Q2-1
OSRAM
LED
LUW CR7P-LRLT-HPJR-1
OSRAM
LED