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SPMWHF32AMD5XAWSS0 LED LM301B Warm White 2700K 3030 Equivalent & Substitute Parts
Part Overview
The SPMWHF32AMD5XAWSS0 is a Samsung Semiconductor LM301B warm white LED with a correlated color temperature of 2700K, designed for surface mount applications in the 1212 (3030 metric) package. This part is currently obsolete, with 651 units available in stock. Given the product's obsolete status, identification of compatible substitute parts is essential for design continuity and procurement planning. Active equivalent models maintain identical electrical and thermal performance characteristics while offering improved availability and moisture sensitivity specifications.
Substiute Parts
Key Parameters
| Parameter | SPMWHF32AMD5XAWSS0 |
|---|---|
| Series | LM301B |
| Color / CCT | White, Warm / 2700K |
| Flux @ 25°C, 65mA | 34lm (32lm – 36lm) |
| Forward Voltage (Vf Typ) | 2.75V |
| Test Current | 65mA |
| Maximum Current | 180mA |
| Lumens/Watt @ Test Current | 190 lm/W |
| Color Rendering Index (CRI) | 80 |
| Viewing Angle | 120° |
| Package / Case | 1212 (3030 Metric) |
| Package Dimensions | 0.118" L × 0.118" W (3.00mm × 3.00mm) |
| Height – Seated (Max) | 0.033" (0.85mm) |
| Thermal Resistance | 7.5°C/W |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
The substitute parts SPMWHD32AMD5XAW0S0, SPMWHD32AMD5XAWKS0, and SPMWHD32AMD5XAWSS0 are parametric equivalents of the main part SPMWHF32AMD5XAWSS0. Substitution compatibility is determined by the following electrical and mechanical parameters:
Critical Parameters for Substitution:
- Series (LM301B)
- Color and CCT (White, Warm 2700K)
- Forward Voltage (Vf) – 2.75V typical
- Luminous Flux @ 25°C, 65mA test current (34lm ± tolerance)
- Color Rendering Index (CRI) – 80
- Viewing Angle – 120°
- Package / Case – 1212 (3030 Metric)
- Physical Dimensions and Height
- Thermal Resistance – 7.5°C/W
All substitute parts maintain identical values for these parameters. Differences in product status, packaging format, and moisture sensitivity specifications do not affect electrical or thermal compatibility in circuit applications.
Parameter Comparison
| Parameter | SPMWHF32AMD5XAWSS0 | SPMWHD32AMD5XAW0S0 | SPMWHD32AMD5XAWKS0 | SPMWHD32AMD5XAWSS0 |
|---|---|---|---|---|
| Product Status | Obsolete | Active | Active | Active |
| Packaging | – | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | LM301B | LM301B | LM301B | LM301B |
| Color / CCT | White, Warm / 2700K | White, Warm / 2700K | White, Warm / 2700K | White, Warm / 2700K |
| Flux @ 25°C, 65mA | 34lm (32lm – 36lm) | 34lm (32lm – 36lm) | 34lm (32lm – 36lm) | 34lm (32lm – 36lm) |
| Forward Voltage (Vf Typ) | 2.75V | 2.75V | 2.75V | 2.75V |
| Test Current | 65mA | 65mA | 65mA | 65mA |
| Maximum Current | 180mA | 200mA | 200mA | 200mA |
| Lumens/Watt @ Test Current | 190 lm/W | 190 lm/W | 190 lm/W | 190 lm/W |
| Color Rendering Index (CRI) | 80 | 80 | 80 | 80 |
| Viewing Angle | 120° | 120° | 120° | 120° |
| Package / Case | 1212 (3030 Metric) | 1212 (3030 Metric) | 1212 (3030 Metric) | 1212 (3030 Metric) |
| Package Dimensions | 0.118" L × 0.118" W (3.00mm × 3.00mm) | 0.118" L × 0.118" W (3.00mm × 3.00mm) | 0.118" L × 0.118" W (3.00mm × 3.00mm) | 0.118" L × 0.118" W (3.00mm × 3.00mm) |
| Height – Seated (Max) | 0.033" (0.85mm) | 0.033" (0.85mm) | 0.033" (0.85mm) | 0.033" (0.85mm) |
| Thermal Resistance | 7.5°C/W | 7.5°C/W | 7.5°C/W | 7.5°C/W |
| MSL Rating | 1 (Unlimited) | 2A (4 Weeks) | 2A (4 Weeks) | 2A (4 Weeks) |
| Inventory | 651 Pcs | 11180 Pcs | 760 Pcs | 736 Pcs |
Engineering Selection Recommendations
For applications currently using SPMWHF32AMD5XAWSS0, direct substitution with SPMWHD32AMD5XAW0S0, SPMWHD32AMD5XAWKS0, or SPMWHD32AMD5XAWSS0 is electrically and thermally compatible. The substitute parts maintain identical performance specifications while offering active product status and superior availability.
Selection considerations based on product status:
- The main part SPMWHF32AMD5XAWSS0 is obsolete. All three substitute parts are active products manufactured by Samsung Semiconductor, Inc.
- All substitute parts are supplied in Tape & Reel (TR) packaging format, suitable for automated assembly processes.
- SPMWHD32AMD5XAW0S0 offers the highest inventory availability (11180 units), providing optimal procurement security for volume applications.
Compliance and certification:
- All parts share identical ECCN (EAR99) and HTSUS (8541.41.0000) classifications.
- Substitute parts carry MSL rating 2A (4 Weeks) compared to MSL 1 (Unlimited) for the main part. This difference does not affect circuit functionality and indicates standard moisture handling requirements for automated assembly processes.
Frequently Asked Questions (FAQ)
Q: Are the substitute parts electrically identical to SPMWHF32AMD5XAWSS0? A: Yes. The substitute parts SPMWHD32AMD5XAW0S0, SPMWHD32AMD5XAWKS0, and SPMWHD32AMD5XAWSS0 maintain identical electrical specifications including forward voltage (2.75V typical), test current (65mA), luminous flux (34lm), and color temperature (2700K). Direct circuit substitution is electrically compatible.
Q: What is the difference between the three substitute part numbers? A: SPMWHD32AMD5XAW0S0, SPMWHD32AMD5XAWKS0, and SPMWHD32AMD5XAWSS0 differ only in packaging details and inventory availability. All three share identical electrical and thermal performance characteristics. Selection among these variants depends on procurement requirements and available inventory levels.
Q: Can I use these substitutes in existing PCB designs without modifications? A: Yes. The substitute parts maintain identical package dimensions (1212/3030 metric), thermal resistance (7.5°C/W), and maximum current ratings (200mA). No PCB layout or thermal management modifications are required. The MSL 2A moisture sensitivity rating for substitute parts indicates standard automated assembly handling practices.
Q: Why are the maximum current ratings different between the main part and substitutes? A: The main part SPMWHF32AMD5XAWSS0 specifies a maximum current of 180mA, while substitute parts rate 200mA maximum current. Both specifications support the nominal 65mA test current and are compatible with equivalent thermal performance (7.5°C/W). Design margins remain adequate for both ratings in typical application scenarios.
Q: What is the base product number for the substitutes? A: The base product number is SPMWHD32, shared across all active substitute parts. This designation indicates a common product family with identical core specifications.
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