SPMWHT541ML5XAVGS5 LED Equivalent & Substitute Parts

Part Overview

The SPMWHT541ML5XAVGS5 is a Samsung Semiconductor LM561C warm white LED in 5630 package format, rated for 3000K color temperature with 2.75V forward voltage and 65mA test current. This component is classified as "Not For New Designs," indicating it has reached end-of-life status. Organizations using this part number require equivalent or substitute components to maintain production continuity and ensure design compliance with current component availability standards.

Key Parameters

Parameter	Value	Unit
Manufacturer Part Number	SPMWHT541ML5XAVGS5	—
Manufacturer	Samsung Semiconductor, Inc.	—
Series	LM561C	—
Color / CCT	White, Warm / 3000K	—
Forward Voltage (Vf) Typical	2.75	V
Test Current	65	mA
Maximum Current	200	mA
Luminous Flux @ 25°C, 65mA	34 (33–35)	lm
Lumens per Watt @ Test Current	190	lm/W
Color Rendering Index (CRI)	80	—
Viewing Angle	120	°
Package / Case	4-SMD, Flat Leads	—
Supplier Device Package	5630	—
Size / Dimension	5.00 × 3.00	mm
Height – Seated (Max)	0.80	mm
Thermal Resistance	12	°C/W
Mounting Type	Surface Mount	—
RoHS Status	RoHS Compliant	—
Moisture Sensitivity Level (MSL)	2A (4 Weeks)	—
Product Status	Not For New Designs	—

Substitute Part Grouping Explanation

Substitution eligibility for the SPMWHT541ML5XAVGS5 is determined by the following critical parameters:

Primary Substitution Criteria:

Color and CCT: White, Warm 3000K (exact match required)
Package Type: 4-SMD, Flat Leads in 5630 form factor (mechanical compatibility)
Mounting Type: Surface Mount (PCB assembly compatibility)
Viewing Angle: 120° (optical performance)
CRI: 80 (color rendering consistency)
Moisture Sensitivity Level: 2A (4 Weeks) (handling and storage compatibility)

Electrical Compatibility Parameters:

Forward Voltage (Vf): 2.75V or 2.95V (within acceptable circuit design tolerance)
Test Current: 65mA (standard operating point)
Maximum Current: 180mA or 200mA (thermal and reliability margin)
Luminous Flux Range: 32–35 lm @ 25°C, 65mA (brightness consistency)

Compliance Parameters:

RoHS Status: RoHS Compliant or ROHS3 Compliant (regulatory equivalence)
ECCN: EAR99 (export classification consistency)
HTSUS: 8541.41.0000 (tariff classification consistency)

Substitute parts are grouped into two categories:

Category 1: Parametric Equivalents (LM561C Series) Parts with identical electrical and optical specifications to the main part. These include SPMWHT541ML5XAV0S5, SPMWHT541ML5XAVKS5, SPMWHT541ML5XAVMS5, and SPMWHT541ML5XAVUS5. All maintain 2.75V Vf, 190 lm/W efficiency, and 12°C/W thermal resistance.

Category 2: Similar Substitutes (LM561B Plus Series) Parts with compatible but slightly different electrical characteristics. These include SPMWHT541MP5WAV0S5, SPMWHT541MP5WAVKS5, SPMWHT541MP5WAVMS5, SPMWHT541MP5WAVNS5, SPMWHT541MP5WAVUS5, and SPMWHT541MP5WAVMS4. These operate at 2.95V Vf with 177 lm/W efficiency and 15–16°C/W thermal resistance, requiring circuit design verification.

Parameter Comparison

Part Number	Series	Vf (V)	Test Current (mA)	Max Current (mA)	Flux @ 25°C (lm)	lm/W	Thermal Resistance (°C/W)	Product Status	RoHS Status
SPMWHT541ML5XAVGS5	LM561C	2.75	65	200	34	190	12	Not For New Designs	RoHS Compliant
SPMWHT541ML5XAV0S5	LM561C	2.75	65	200	34	190	12	Active	RoHS Compliant
SPMWHT541ML5XAVKS5	LM561C	2.75	65	200	34	190	12	Active	RoHS Compliant
SPMWHT541ML5XAVMS5	LM561C	2.75	65	200	34	190	12	Active	ROHS3 Compliant
SPMWHT541ML5XAVUS5	LM561C	2.75	65	200	34	190	12	Active	ROHS3 Compliant
SPMWHT541MP5WAV0S5	LM561B Plus	2.95	65	180	34	177	15	Active	RoHS Compliant
SPMWHT541MP5WAVKS5	LM561B Plus	2.95	65	180	34	177	15	Active	RoHS Compliant
SPMWHT541MP5WAVMS5	LM561B Plus	2.95	65	180	34	177	15	Active	ROHS3 Compliant
SPMWHT541MP5WAVNS5	LM561B Plus	2.95	65	180	34	177	15	Active	RoHS Compliant
SPMWHT541MP5WAVUS5	LM561B Plus	2.95	65	180	34	177	15	Not For New Designs	RoHS Compliant
SPMWHT541MP5WAVMS4	LM561B Plus	2.95	65	180	32	167	16	Active	ROHS3 Compliant

Engineering Selection Recommendations

Recommended Primary Substitutes (Direct Equivalents):

For applications requiring direct replacement without circuit modification, select from the LM561C series parametric equivalents:

SPMWHT541ML5XAV0S5 (Active status, RoHS Compliant, 992 pcs inventory)
SPMWHT541ML5XAVKS5 (Active status, RoHS Compliant, 1061 pcs inventory)
SPMWHT541ML5XAVMS5 (Active status, ROHS3 Compliant, 10,671 pcs inventory)
SPMWHT541ML5XAVUS5 (Active status, ROHS3 Compliant, 1044 pcs inventory)

These parts maintain identical electrical performance (2.75V Vf, 190 lm/W, 12°C/W thermal resistance) and are classified as Active products, ensuring long-term availability and supply chain stability.

Alternative Substitutes (LM561B Plus Series):

For applications where forward voltage tolerance permits 2.95V operation, the LM561B Plus series offers active product status with higher inventory availability:

SPMWHT541MP5WAVMS5 (Active status, ROHS3 Compliant, 26,898 pcs inventory)
SPMWHT541MP5WAVNS5 (Active status, RoHS Compliant, 1029 pcs inventory)
SPMWHT541MP5WAV0S5 (Active status, RoHS Compliant, 998 pcs inventory)
SPMWHT541MP5WAVKS5 (Active status, RoHS Compliant, 675 pcs inventory)

These parts operate at 2.95V Vf (0.20V higher than the main part) with 177 lm/W efficiency and 15°C/W thermal resistance. Circuit design verification is required to confirm voltage tolerance and thermal management adequacy.

Compliance Considerations:

All substitute parts maintain RoHS or ROHS3 compliance, EAR99 export classification, and 8541.41.0000 HTSUS tariff code consistency with the main part. Moisture sensitivity level remains 2A (4 Weeks) across all alternatives, preserving handling and storage requirements.

Frequently Asked Questions (FAQ)

Q1: Can SPMWHT541ML5XAV0S5 be used as a direct replacement for SPMWHT541ML5XAVGS5?

A: Yes. Both parts are LM561C series LEDs with identical electrical specifications (2.75V Vf, 65mA test current, 190 lm/W efficiency) and mechanical packaging (5630, 4-SMD, Flat Leads). The primary difference is product status: SPMWHT541ML5XAV0S5 is Active, while SPMWHT541ML5XAVGS5 is Not For New Designs. No circuit modification is required.

Q2: What is the difference between LM561C and LM561B Plus series substitutes?

A: The LM561C series (SPMWHT541ML5XAV*) operates at 2.75V forward voltage with 190 lm/W efficiency and 12°C/W thermal resistance. The LM561B Plus series (SPMWHT541MP5WAV*) operates at 2.95V forward voltage with 177 lm/W efficiency and 15°C/W thermal resistance. The 0.20V voltage difference requires circuit design verification to confirm driver compatibility and thermal margin adequacy.

Q3: Why do some part numbers have different suffixes (S5, K5, M5, U5)?

A: The suffix designates packaging and distribution channel specifications. All listed alternatives maintain identical electrical and optical performance within their respective series. Suffix differences do not affect functional compatibility in circuit applications.

Q4: Is SPMWHT541ML5XAVMS5 preferable to other LM561C alternatives?

A: SPMWHT541ML5XAVMS5 offers the highest inventory availability (10,671 pcs) and ROHS3 compliance status. For applications requiring long-term supply security and updated regulatory compliance, this part number is preferred. However, all LM561C alternatives are electrically and mechanically equivalent.

Q5: Can SPMWHT541MP5WAVMS4 be used instead of the main part?

A: SPMWHT541MP5WAVMS4 is compatible with the main part's mechanical package and color specification. However, it operates at 2.95V Vf (versus 2.75V), delivers 32 lm flux (versus 34 lm), and exhibits 16°C/W thermal resistance (versus 12°C/W). Circuit design verification is required to confirm voltage tolerance, brightness acceptance, and thermal management capability.

Q6: What is the impact of thermal resistance differences on circuit design?

A: The LM561C series (12°C/W) dissipates heat more efficiently than the LM561B Plus series (15–16°C/W). In high-current or high-ambient-temperature applications, the lower thermal resistance of LM561C parts reduces junction temperature rise. If substituting with LM561B Plus parts, verify that thermal management design accommodates the higher thermal resistance to maintain reliability margins.

Q7: Are all substitute parts RoHS compliant?

A: Yes. All listed substitute parts are either RoHS Compliant or ROHS3 Compliant. ROHS3 represents updated compliance certification. Both compliance levels are acceptable for applications requiring RoHS adherence.

Q8: What is the significance of "Not For New Designs" status?

A: This status indicates the part has reached end-of-life and is no longer recommended for new product development. Existing inventory may be available, but long-term supply is not guaranteed. Active-status alternatives ensure design continuity and supply chain reliability for current and future production.

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