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APB2012SURKCGKC Equivalent & Substitute Parts
Part Overview
The APB2012SURKCGKC is a bidirectional dual-color LED indicator manufactured by Kingbright, featuring integrated green and red light-emitting elements in a compact 0805 (2012 Metric) surface mount package. This component provides simultaneous green (570nm) and red (630nm) indication capability with a 150° viewing angle.
The APB2012SURKCGKC is classified as obsolete. Locating equivalent substitute parts is necessary to support ongoing production requirements, maintenance operations, and design continuity for systems currently utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | APB2012SURKCGKC |
| Manufacturer | Kingbright |
| Product Status | Obsolete |
| Color Configuration | Green, Red |
| LED Configuration | Bidirectional |
| Wavelength - Dominant | 570nm Green, 630nm Red |
| Voltage - Forward (Vf) Typical | 2.1V Green, 1.95V Red |
| Current - Test | 20mA Green, 20mA Red |
| Millicandela Rating | 50mcd Green, 80mcd Red |
| Viewing Angle | 150° |
| Package / Case | 0805 (2012 Metric) |
| Mounting Type | Surface Mount |
| Lens Style | Rectangle with Flat Top |
| Lens Size | 1.30mm x 1.25mm |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 3 (168 Hours) |
Substitute Part Grouping Explanation
Substitution eligibility for the APB2012SURKCGKC is determined by the following critical parameters:
Electrical Compatibility:
- Forward voltage (Vf): 2.1V Green, 1.95V Red
- Test current: 20mA Green, 20mA Red
- Wavelength - Dominant: 570nm Green, 630nm Red
Mechanical & Optical Compatibility:
- Package / Case: 0805 (2012 Metric)
- Mounting Type: Surface Mount
- Lens Color: Colorless
- Lens Transparency: Clear
- Lens Size: 1.30mm x 1.25mm
- Lens Style: Rectangle with Flat Top
Regulatory & Environmental Compliance:
- RoHS Status: ROHS3 Compliant
- MSL Rating: 3 (168 Hours)
The APHBM2012SURKCGKC qualifies as a substitute based on matching electrical parameters, identical package specifications, and equivalent regulatory compliance. Differences in configuration type (bidirectional vs. independent) and viewing angle do not preclude substitution when circuit design accommodates the independent configuration and reduced viewing angle specification.
Parameter Comparison
| Parameter | APB2012SURKCGKC (Main Part) | APHBM2012SURKCGKC (Substitute) |
|---|---|---|
| Manufacturer | Kingbright | Kingbright |
| Product Status | Obsolete | Active |
| Color | Green, Red | Green, Red |
| Configuration | Bidirectional | Independent |
| Wavelength - Dominant | 570nm Green, 630nm Red | 570nm Green, 630nm Red |
| Voltage - Forward (Vf) Typical | 2.1V Green, 1.95V Red | 2.1V Green, 1.95V Red |
| Current - Test | 20mA Green, 20mA Red | 20mA Green, 20mA Red |
| Millicandela Rating | 50mcd Green, 80mcd Red | 50mcd Green, 80mcd Red |
| Viewing Angle | 150° | 120° |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Mounting Type | Surface Mount | Surface Mount |
| Lens Style | Rectangle with Flat Top | Rectangle with Flat Top |
| Lens Size | 1.30mm x 1.25mm | 1.30mm x 1.25mm |
| Height (Max) | 1.10mm | 0.45mm |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| MSL Rating | 3 (168 Hours) | 3 (168 Hours) |
Engineering Selection Recommendations
The APHBM2012SURKCGKC is the qualified substitute for the obsolete APB2012SURKCGKC based on the following factors:
Product Status: The substitute part maintains active production status with confirmed inventory availability (2400 pcs), ensuring long-term supply continuity compared to the obsolete main part (662 pcs remaining stock).
Electrical Equivalence: Forward voltage and test current specifications are identical across both green and red LED elements, ensuring direct circuit compatibility without modification to current-limiting resistor networks or power supply specifications.
Regulatory Compliance: Both parts maintain ROHS3 compliance and identical MSL ratings, satisfying environmental and manufacturing process requirements without additional qualification.
Mechanical Integration: Identical package dimensions (0805/2012 Metric), mounting type (Surface Mount), and lens specifications ensure PCB layout compatibility and optical performance consistency.
Configuration Difference: The substitute employs independent LED configuration versus the main part's bidirectional configuration. Circuit designs utilizing the main part must accommodate independent anode/cathode control architecture. The reduced viewing angle (120° vs. 150°) requires assessment against specific application visibility requirements.
Frequently Asked Questions (FAQ)
Q: Can APHBM2012SURKCGKC be used as a direct drop-in replacement for APB2012SURKCGKC?
A: Mechanical and electrical compatibility is confirmed for PCB placement and circuit voltage/current specifications. However, the independent LED configuration requires separate anode and cathode connections, differing from the bidirectional configuration of the main part. Circuit redesign may be necessary to accommodate independent control architecture.
Q: What is the significance of the viewing angle difference (150° vs. 120°)?
A: The substitute part provides a narrower viewing angle specification. Applications requiring wide-angle visibility across 150° must evaluate whether 120° viewing angle satisfies operational requirements. Optical performance within the 120° cone remains equivalent.
Q: Are there packaging differences between these parts?
A: Both parts use 0805 (2012 Metric) surface mount packages. The substitute exhibits reduced maximum height (0.45mm vs. 1.10mm), which may provide advantages for low-profile PCB designs but requires verification against clearance constraints in existing layouts.
Q: Do both parts meet the same environmental and compliance standards?
A: Both parts are ROHS3 compliant with identical MSL ratings (3, 168 Hours). Regulatory and environmental qualification requirements are equivalent.
Q: What inventory considerations apply to this substitution?
A: The substitute part has significantly higher inventory availability (2400 pcs vs. 662 pcs), supporting extended production runs and reducing supply chain risk compared to the obsolete main part.
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