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LED WARM WHITE CLEAR 5MM T/H 5UWC16.030W Equivalent & Substitute Parts
Part Overview
The Bivar Inc. 5UWC16.030W is a warm white LED indication component featuring a 5mm T-1 3/4 through-hole package with 16000mcd brightness rating and 3.4V forward voltage. This discrete LED is designed for standard indication applications requiring warm white color output at 3100K color temperature.
The 5UWC16.030W is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications currently utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value | Specification Basis |
|---|---|---|
| Lens Size | 5mm, T-1 3/4 | Physical form factor and mounting compatibility |
| Mounting Type | Through Hole | PCB assembly method |
| Lens Transparency | Clear | Optical output characteristics |
| Millicandela Rating | 16000mcd | Brightness intensity requirement |
| Voltage - Forward (Vf) | 3.4V typical | Circuit design and power supply compatibility |
| Current - Test | 20mA | Operating current specification |
| Viewing Angle | 30° | Light distribution and visibility requirements |
| Package / Case | Radial | Lead configuration and PCB layout |
| Height (Max) | 8.50mm | Mechanical clearance and enclosure fit |
Substitute Part Grouping Explanation
Substitute parts for the 5UWC16.030W are identified based on strict alignment with the following critical parameters:
Primary Compatibility Criteria:
- Lens size: 5mm, T-1 3/4 form factor
- Mounting type: Through hole radial configuration
- Lens transparency: Clear
- Millicandela rating: 16000mcd
- Forward voltage: Within acceptable circuit design tolerance (3.3V to 3.4V range)
- Current rating: 20mA test current
- Package type: Radial lead configuration
Secondary Considerations:
- Viewing angle variance acceptable within standard LED specification ranges
- Height maximum within mechanical envelope constraints
- Compliance certifications and product status for supply chain viability
The Lite-On Inc. LTW-2S3D7 meets these substitution criteria through matching physical form factor, brightness intensity, electrical operating parameters, and radial package configuration.
Parameter Comparison
| Parameter | 5UWC16.030W (Bivar Inc.) | LTW-2S3D7 (Lite-On Inc.) | Compatibility Status |
|---|---|---|---|
| Lens Size | 5mm, T-1 3/4 | 5mm, T-1 3/4 | Identical |
| Mounting Type | Through Hole | Through Hole | Identical |
| Lens Color | Colorless | Colorless | Identical |
| Lens Transparency | Clear | Clear | Identical |
| Millicandela Rating | 16000mcd | 16000mcd | Identical |
| Lens Style | Round with Domed Top | Round with Domed Top | Identical |
| Voltage - Forward (Vf) Typ | 3.4V | 3.3V | Compatible (0.1V variance) |
| Current - Test | 20mA | 20mA | Identical |
| Viewing Angle | 30° | 15° | Narrower angle in substitute |
| Package / Case | Radial | Radial | Identical |
| Height (Max) | 8.50mm | 8.70mm | Compatible (0.20mm variance) |
| Product Status | Obsolete | Active | Substitute is in active production |
| RoHS Status | Not specified | ROHS3 Compliant | Substitute meets current compliance |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | Identical |
Engineering Selection Recommendations
Substitution Feasibility:
The Lite-On Inc. LTW-2S3D7 is a direct functional substitute for the obsolete Bivar Inc. 5UWC16.030W based on matching physical form factor, electrical operating parameters, and brightness specifications.
Key Advantages of LTW-2S3D7:
- Active product status ensures ongoing supply chain availability
- ROHS3 compliance meets current regulatory requirements
- Identical millicandela rating (16000mcd) maintains brightness performance
- Forward voltage differential (3.3V vs 3.4V) is within standard circuit design tolerance
- Radial through-hole package enables direct PCB layout compatibility
Design Considerations:
The LTW-2S3D7 exhibits a narrower viewing angle (15° versus 30°). This parameter difference requires evaluation based on specific application visibility requirements. Applications requiring wide-angle light distribution may require circuit design review or alternative component selection.
The height maximum variance (8.70mm versus 8.50mm) is within typical mechanical tolerance ranges for standard enclosure designs. Verify clearance in applications with tight vertical space constraints.
Frequently Asked Questions (FAQ)
Q: Can the LTW-2S3D7 be used as a direct replacement for the 5UWC16.030W without circuit modification?
A: The LTW-2S3D7 is electrically compatible for direct substitution in most applications. The forward voltage difference (3.3V versus 3.4V) is within standard LED circuit design tolerance. No circuit modification is required for standard current-limiting resistor designs. Verify the viewing angle requirement (15° versus 30°) for your specific application before implementation.
Q: What is the significance of the viewing angle difference between these parts?
A: The 5UWC16.030W provides a 30° viewing angle, while the LTW-2S3D7 provides a 15° viewing angle. This means the LTW-2S3D7 concentrates light output in a narrower cone. Applications requiring wide-angle visibility from multiple viewing positions may experience reduced brightness perception at oblique angles with the substitute part.
Q: Are there compliance differences between the original and substitute part?
A: The LTW-2S3D7 is ROHS3 compliant and REACH unaffected, meeting current regulatory requirements. The original 5UWC16.030W compliance status is not specified in available documentation. For applications subject to regulatory compliance requirements, the LTW-2S3D7 provides documented compliance certification.
Q: Is the height difference (8.70mm versus 8.50mm) significant for mechanical fit?
A: The 0.20mm height variance is within typical mechanical tolerance ranges for standard PCB-mounted LED applications. Verify clearance in applications with enclosure height constraints below 8.70mm maximum. Standard indication light applications typically accommodate this variance without modification.
Q: What is the inventory status for these parts?
A: The 5UWC16.030W is obsolete with 987 pieces available as new original stock. The LTW-2S3D7 is an active product with 16640 pieces in stock, providing superior long-term supply chain availability for ongoing production requirements.
Q: Are the radial package configurations identical between these parts?
A: Both parts use radial lead configuration in T-1 3/4 5mm packages. PCB layout and lead spacing are compatible, enabling direct mechanical substitution without redesign.
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