SCP8VT78HPL1VLS06E LED Equivalent & Substitute Parts

Part Overview

The SCP8VT78HPL1VLS06E is a warm white LED (3000K) manufactured by Samsung Semiconductor, Inc., designed for surface mount applications in the 0505 (1313 Metric) package format. This component operates at 2.9V forward voltage with a 150mA test current, delivering 57lm at 85°C and 131 lm/W efficiency. The product is classified as obsolete, necessitating identification of active substitute components that maintain functional compatibility within specified electrical and mechanical parameters.

Substiute Parts

SCP8VT78HPL1VLS06E

Samsung Semiconductor, Inc.In Stock: 1135SCP8VT78HPL1VLS06E Datasheet

Current PartRFQ

SCP7VT78HEL1VLS06E

Samsung Semiconductor, Inc.In Stock: 29180SCP7VT78HEL1VLS06E Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SCP8VT78HPL1VLS06E is determined by the following critical parameters:

Color and Correlated Color Temperature (CCT): Both the main part and substitute must maintain warm white 3000K output with 5-Step MacAdam Ellipse color consistency to ensure color matching in existing applications.

Forward Voltage (Vf): The substitute must operate within compatible voltage ranges. The main part operates at 2.9V typical; acceptable substitutes operate at 2.8V typical, representing a 0.1V variance within standard LED tolerance.

Luminous Flux and Efficiency: Substitutes must deliver comparable light output and lumens-per-watt performance to maintain application brightness and power consumption characteristics.

CRI (Color Rendering Index): The main part specifies CRI 80. Substitutes with CRI 70 or higher maintain acceptable color rendering for warm white applications.

Viewing Angle: The main part specifies 150° viewing angle. Substitutes with 120° or greater viewing angle are acceptable for general illumination purposes.

Package and Mounting: Surface mount compatibility is required. Package size differences (0505 vs. 0606) are acceptable provided the substitute fits within the available PCB footprint space and height constraints.

Thermal Characteristics: Thermal resistance of 2°C/W is maintained across both parts, ensuring equivalent thermal performance.

Compliance: Both parts must maintain RoHS compliance and equivalent MSL ratings for manufacturing and storage compatibility.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The SCP8VT78HPL1VLS06E is classified as obsolete. The SCP7VT78HEL1VLS06E is active and available in high inventory (29,141 pcs), making it the appropriate substitute for new designs and component replenishment.

Electrical Compatibility: The substitute operates at 2.8V forward voltage compared to the main part's 2.9V, representing a 0.1V reduction within standard LED operating tolerances. The substitute's test current is 65mA versus the main part's 150mA, indicating a lower-power design variant. Both parts maintain identical thermal resistance (2°C/W) and equivalent maximum current ratings within their respective design parameters.

Color and Rendering: Both parts deliver warm white 3000K output with 5-Step MacAdam Ellipse color consistency. The substitute's CRI of 70 is acceptable for warm white applications, though 10 points lower than the main part's CRI 80. This difference is within acceptable tolerances for general illumination.

Efficiency: The substitute demonstrates superior lumens-per-watt efficiency (192 lm/W) compared to the main part (131 lm/W), indicating improved power conversion at its specified test current.

Package and Mechanical Considerations: The substitute uses a 0606 (1616 Metric) package, which is larger than the main part's 0505 (1313 Metric) package. Height difference is minimal (0.45mm vs. 0.42mm). PCB layout modifications are required to accommodate the larger footprint. Viewing angle is reduced from 150° to 120°, which is acceptable for most general illumination applications.

Compliance and Manufacturing: Both parts maintain RoHS compliance and identical MSL ratings (2A, 4 Weeks), ensuring equivalent manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can the SCP7VT78HEL1VLS06E directly replace the SCP8VT78HPL1VLS06E without circuit modifications?

A: Direct replacement requires PCB layout modification due to package size difference (0505 to 0606). The electrical characteristics are compatible within standard LED operating tolerances. Forward voltage difference (2.9V to 2.8V) is 0.1V, which is within acceptable variance. Circuit current limiting resistors may require adjustment based on the lower test current specification (65mA vs. 150mA).

Q: What is the impact of the lower CRI (70 vs. 80) on color rendering?

A: CRI 70 is acceptable for warm white 3000K applications. The 10-point difference represents a minor reduction in color rendering accuracy. Both parts maintain the same 3000K CCT with 5-Step MacAdam Ellipse consistency, ensuring color matching within the specified tolerance band.

Q: Does the reduced viewing angle (120° vs. 150°) affect application performance?

A: The 30° reduction in viewing angle narrows the light distribution pattern. For applications requiring wide-angle illumination, this may impact coverage. For direct-view or focused illumination applications, 120° viewing angle is typically sufficient.

Q: Are there PCB footprint compatibility issues?

A: Yes. The substitute's 0606 (1616 Metric) package is larger than the main part's 0505 (1313 Metric) package. Existing PCB designs require footprint modification. Height difference is minimal (0.45mm vs. 0.42mm) and does not typically present clearance issues.

Q: What is the significance of the higher lumens-per-watt rating for the substitute?

A: The substitute's 192 lm/W efficiency versus the main part's 131 lm/W indicates improved power conversion at the substitute's specified test current (65mA). This does not directly indicate brightness equivalence, as the parts operate at different current levels. Absolute flux output must be evaluated based on application current requirements.

Q: Are both parts suitable for new production designs?

A: The SCP8VT78HPL1VLS06E is obsolete and not recommended for new designs. The SCP7VT78HEL1VLS06E is active with high inventory availability and is the appropriate choice for new production.

Q: What are the storage and handling requirements for both parts?

A: Both parts maintain identical MSL ratings (2A, 4 Weeks) and RoHS compliance. Storage and handling procedures are equivalent. Moisture sensitivity level 2A requires protection from humidity exposure for up to 4 weeks after packaging opening.