Specifications
| Type | Description |
|---|---|
| Part Number | XL-0401UWC |
| Manufacturer | XINGLIGHT |
| Product Type | SMD LED |
| Category | LED |
| Package / Case | 0401 SMD, 1.05 x 0.35 x 0.5 mm |
| Outline Dimensions | 1.05 x 0.35 x 0.5 mm, L/W/H |
| Luminous Color and Colloid | White / Yellow colloid |
| Moisture Sensitivity Level | MSL 3 |
| RoHS Compliance | Complied with RoHS Directive |
| SMT Compatibility | Suitable for SMT automatic production |
| Reflow Soldering Compatibility | Suitable for reflow soldering process |
| Maximum Power Dissipation | 70 mW at Ta=25°C |
| Maximum Continuous Forward Current | 20 mA at Ta=25°C |
| Peak Forward Current | 80 mA, pulse width ≤0.1 ms, duty ≤1/10, Ta=25°C |
| Maximum Reverse Voltage | 5 V at Ta=25°C |
| ESD / Antistatic Ability | 2000 V at Ta=25°C |
| Operating Temperature Range | -40 to +85 °C |
| Storage Temperature Range | -40 to +85 °C |
| Lead Soldering Temperature / Time | 260°C, ≤6 s |
| Luminous Intensity | 500 to 1300 mcd at IF=20 mA, Ta=25°C |
| Color Temperature | 12000 K typ at IF=20 mA, Ta=25°C |
| CIE X Coordinate | 0.3132 typ at IF=20 mA, CIE1931, Ta=25°C |
| CIE Y Coordinate | 0.3490 typ at IF=20 mA, CIE1931, Ta=25°C |
| Color Rendering Index | Ra 72 typ at IF=20 mA, Ta=25°C |
| Forward Voltage | 2.6 to 3.3 V at IF=20 mA, Ta=25°C |
| Viewing Angle | 120° typ, 2θ1/2, IF=20 mA, Ta=25°C |
| Reverse Current | ≤1 µA at VR=5 V, Ta=25°C |
| Brightness Grade E4 | 500 to 550 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade E5 | 550 to 600 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade E6 | 600 to 700 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade E7 | 700 to 800 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade E8 | 800 to 900 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade E9 | 900 to 1000 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade F1 | 1000 to 1150 mcd at IF=20 mA, brightness error ±10% |
| Brightness Grade F2 | 1150 to 1300 mcd at IF=20 mA, brightness error ±10% |
| Voltage Grade M18-8 | 2.6 to 2.7 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M18-9 | 2.7 to 2.8 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M19-1 | 2.8 to 2.9 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M19-2 | 2.9 to 3.0 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M19-3 | 3.0 to 3.1 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M19-4 | 3.1 to 3.2 V at IF=20 mA, voltage error ±0.1 V |
| Voltage Grade M19-5 | 3.2 to 3.3 V at IF=20 mA, voltage error ±0.1 V |
| Color Zone Code A2 | UW10-18, main color area product code |
| Color Zone Code A3 | UW9-17, main color area product code |
| Color Zone Code A4 | UW9-12, main color area product code |
| Color Zone Code A5 | UW8-12, main color area product code |
| Color Zone Code A6 | UW7-12, main color area product code |
| Chromaticity Coordinate Error | ±0.01 XY coordinate error |
| Default Test Ambient Temperature | 25 ±5 °C unless otherwise indicated |
| Outline Dimension General Tolerance | ±0.25 mm unless otherwise noted |
| Tape/Reel Dimension Tolerance | ±0.1 mm for belt and disk dimensions |
| Hand Soldering Iron Power | <30 W, hand soldering recommended only for repair/rework |
| Hand Soldering Temperature | <300°C, each terminal one time only, duration <3 s |
| Recommended Maximum Welding Temperature | 240 ±5°C for 6 s |
| Maximum Reflow Cycles | 2 times for reflow soldering |
| Cleaning Condition | Alcohol cleaning under 30°C for 3 min or under 50°C for 30 s after soldering |
| Ultrasonic Cleaning Power | ≤300 W, pretest required before cleaning |
| Unopened Storage Condition | ≤30°C, ≤60% RH, use within 1 year before opening package |
| Opened Storage Condition | ≤30°C, ≤40% RH, solder within 168 h / 7 days after opening package |
| Recommended Workshop Condition | ≤30°C, ≤60% RH operation/workshop environment |
| Baking Condition | 60 ±5°C for 24 h if moisture absorbent has faded or storage time exceeded |
| Datasheet Status | request_only |
Product Overview
The XL-0401UWC is a XINGLIGHT white SMD chip LED supplied in a compact 0401 SMD package with 1.05 x 0.35 x 0.5 mm outline dimensions. The device is specified as a white emitter with yellow colloid and is categorized as an LED component for surface-mount assemblies.
Electrical limits at Ta=25°C include 70 mW maximum power dissipation, 20 mA maximum continuous forward current, 80 mA peak forward current for pulse width ≤0.1 ms and duty ≤1/10, 5 V maximum reverse voltage, and 2000 V ESD / antistatic ability. At IF=20 mA, the forward voltage range is 2.6 to 3.3 V and reverse current is ≤1 µA at VR=5 V.
Optical characteristics include 500 to 1300 mcd luminous intensity, 12000 K typical color temperature, CIE1931 coordinates of x=0.3132 typical and y=0.3490 typical, Ra 72 typical color rendering index, and a 120° typical viewing angle. The datasheet also defines brightness, voltage, and color-zone grading for production selection.
Key Features
- 0401 SMD package, 1.05 x 0.35 x 0.5 mm
- White luminous color with yellow colloid construction
- 500 to 1300 mcd luminous intensity at 20 mA
- 2.6 to 3.3 V forward voltage range
- 12000 K typical color temperature at 20 mA
- 120° typical viewing angle for wide emission
- 20 mA maximum continuous forward current rating
- 80 mA peak forward current under specified pulse condition
- MSL 3 moisture sensitivity classification
- Suitable for SMT automatic production and reflow soldering
- RoHS Directive compliant according to datasheet
- -40 to +85 °C operating temperature range
Typical Applications
- Compact white status indicators
- Surface-mount indicator lighting
- Small PCB visual indicators
- Reflow-assembled LED modules
- White backlighting points
- Dense SMT lighting layouts
- Repairable hand-soldered assemblies
Procurement Notes
When requesting a quote for XL-0401UWC, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For LED and optoelectronic sourcing, brightness bin, wavelength or color temperature bin, forward voltage range, viewing angle, moisture sensitivity level and soldering process limits may affect final selection, availability and lead time.
Related Technical Articles
FAQ
What package size does XL-0401UWC use?
XL-0401UWC uses a 0401 SMD package with outline dimensions of 1.05 x 0.35 x 0.5 mm for length, width, and height.
What are the main optical ratings of XL-0401UWC?
At IF=20 mA and Ta=25°C, the LED is specified for 500 to 1300 mcd luminous intensity, 12000 K typical color temperature, Ra 72 typical CRI, and 120° typical viewing angle.
What current and voltage limits apply to this LED?
The datasheet lists 20 mA maximum continuous forward current, 80 mA peak forward current under the specified pulse condition, 5 V maximum reverse voltage, and 2.6 to 3.3 V forward voltage at IF=20 mA.
How should XL-0401UWC be handled after opening?
After opening the package, storage should be ≤30°C and ≤40% RH, and the parts should be soldered within 168 hours or 7 days. Baking is specified at 60 ±5°C for 24 hours if required.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.