SPMWHF32AMD5XAVSS0 LED LM301B Warm White 3000K Equivalent & Substitute Parts

Part Overview

The SPMWHF32AMD5XAVSS0 is a Samsung Semiconductor LM301B series warm white LED with 3000K color temperature, designed for surface mount applications in the 3030 (1212 metric) package format. This component delivers 36 lumens at 25°C with a forward voltage of 2.75V and 65mA test current, achieving 201 lumens per watt efficiency with 80 CRI.

The original part number SPMWHF32AMD5XAVSS0 is classified as obsolete. Equivalent substitute parts are available from Samsung Semiconductor with active product status, ensuring continued design support and supply chain availability for new production and replacement applications.

Key Parameters

Parameter	Value	Unit
Series	LM301B
Color	White, Warm
CCT (Correlated Color Temperature)	3000K	K
Flux @ 25°C, Test Current	36 (34–38)	lm
Current - Test	65	mA
Voltage - Forward (Vf) Typical	2.75	V
Lumens/Watt @ Test Current	201	lm/W
CRI (Color Rendering Index)	80
Current - Maximum	180–200	mA
Viewing Angle	120	°
Package / Case	1212 (3030 Metric)
Size / Dimension	3.00 × 3.00	mm
Height - Seated (Max)	0.85	mm
Thermal Resistance of Package	7.5	°C/W
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1–2A

Substitute Part Grouping Explanation

Substitution of SPMWHF32AMD5XAVSS0 is determined by strict equivalence across the following critical parameters:

Mandatory Equivalence Criteria:

Series: LM301B
Color: White, Warm
CCT: 3000K
Flux @ 25°C, Test Current: 36 lm (34–38 lm range)
Test Current: 65 mA
Forward Voltage (Vf): 2.75V
CRI: 80
Viewing Angle: 120°
Package / Case: 1212 (3030 Metric)
Size / Dimension: 3.00 mm × 3.00 mm
Height - Seated (Max): 0.85 mm
Thermal Resistance: 7.5°C/W
Mounting Type: Surface Mount

Allowable Variations:

Current - Maximum: 180 mA (original) to 200 mA (substitutes) — substitutes permit higher maximum current rating
Packaging Format: Bulk or Tape & Reel (TR)
Product Status: Obsolete (original) to Active (substitutes)
Moisture Sensitivity Level (MSL): 1 (original) to 2A (substitutes) — substitutes require extended moisture handling protocols

All three substitute part numbers meet these criteria and are direct parametric equivalents suitable for replacement in applications designed for SPMWHF32AMD5XAVSS0.

Parameter Comparison

Parameter	SPMWHF32AMD5XAVSS0 (Original)	SPMWHD32AMD5XAV0S0	SPMWHD32AMD5XAVSS0	SPMWHD32AMD5XAVKS0
Manufacturer	Samsung Semiconductor, Inc.	Samsung Semiconductor, Inc.	Samsung Semiconductor, Inc.	Samsung Semiconductor, Inc.
Series	LM301B	LM301B	LM301B	LM301B
Product Status	Obsolete	Active	Active	Active
Color	White, Warm	White, Warm	White, Warm	White, Warm
CCT (K)	3000K	3000K	3000K	3000K
Flux @ 25°C, Test Current	36 (34–38)	36 (34–38)	36 (34–38)	36 (34–38)
Current - Test	65 mA	65 mA	65 mA	65 mA
Voltage - Forward (Vf) Typ	2.75V	2.75V	2.75V	2.75V
Lumens/Watt @ Test Current	201 lm/W	201 lm/W	201 lm/W	201 lm/W
CRI	80	80	80	80
Current - Max	180 mA	200 mA	200 mA	200 mA
Viewing Angle	120°	120°	120°	120°
Package / Case	1212 (3030 Metric)	1212 (3030 Metric)	1212 (3030 Metric)	1212 (3030 Metric)
Size / Dimension	3.00 × 3.00 mm	3.00 × 3.00 mm	3.00 × 3.00 mm	3.00 × 3.00 mm
Height - Seated (Max)	0.85 mm	0.85 mm	0.85 mm	0.85 mm
Thermal Resistance	7.5°C/W	7.5°C/W	7.5°C/W	7.5°C/W
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Packaging	Bulk	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)
MSL	1 (Unlimited)	2A (4 Weeks)	2A (4 Weeks)	2A (4 Weeks)
Inventory Status	1037 Pcs	43344 Pcs	921 Pcs	1043 Pcs

Engineering Selection Recommendations

For Active Production and New Designs:

Use SPMWHD32AMD5XAV0S0, SPMWHD32AMD5XAVSS0, or SPMWHD32AMD5XAVKS0. All three substitute parts carry Active product status from Samsung Semiconductor and are supported for ongoing production. These parts are functionally equivalent to the obsolete SPMWHF32AMD5XAVSS0 across all critical optical, electrical, and thermal parameters.

Packaging Considerations:

The original SPMWHF32AMD5XAVSS0 is supplied in bulk packaging. All substitute parts are supplied in Tape & Reel (TR) format, which is standard for automated surface mount assembly. Tape & Reel packaging is compatible with standard pick-and-place equipment and does not affect component performance or reliability.

Moisture Sensitivity:

The original part carries MSL 1 (unlimited moisture exposure tolerance). Substitute parts carry MSL 2A (4-week moisture exposure tolerance). MSL 2A requires standard moisture control during storage and handling per IPC-A-610 guidelines. This is a standard industry practice and does not impact component functionality.

Maximum Current Rating:

Substitute parts permit 200 mA maximum current versus 180 mA for the original. This represents an allowable increase in current capacity and does not restrict designs operating within the original 180 mA specification.

Supply Chain:

SPMWHD32AMD5XAV0S0 offers the highest inventory availability (43,344 pcs), making it the preferred choice for high-volume production. SPMWHD32AMD5XAVKS0 and SPMWHD32AMD5XAVSS0 are available in smaller quantities suitable for prototype and low-volume applications.

Frequently Asked Questions (FAQ)

Q: Can SPMWHD32AMD5XAV0S0, SPMWHD32AMD5XAVSS0, and SPMWHD32AMD5XAVKS0 be used interchangeably in place of SPMWHF32AMD5XAVSS0?

A: Yes. All three substitute parts are parametric equivalents. They deliver identical optical output (36 lm at 3000K), electrical characteristics (2.75V forward voltage, 65 mA test current), and thermal performance (7.5°C/W). They are direct replacements for the obsolete SPMWHF32AMD5XAVSS0 in all applications.

Q: What is the difference between the three substitute part numbers?

A: The three substitute parts differ only in packaging format and inventory levels. SPMWHD32AMD5XAV0S0, SPMWHD32AMD5XAVSS0, and SPMWHD32AMD5XAVKS0 are all supplied in Tape & Reel format and carry identical electrical and optical specifications. Selection between them is based on supply availability and production volume requirements.

Q: Does Tape & Reel packaging affect component performance?

A: No. Tape & Reel is a standard packaging format for surface mount components and does not affect electrical performance, optical output, or reliability. It is optimized for automated assembly processes.

Q: What does MSL 2A mean, and how does it differ from MSL 1?

A: MSL (Moisture Sensitivity Level) 2A indicates the component can tolerate 4 weeks of exposure to ambient moisture conditions (30°C, 60% relative humidity) before soldering. MSL 1 (original part) has unlimited moisture tolerance. MSL 2A requires standard moisture control during storage and handling per IPC-A-610 guidelines, which is routine industry practice and does not impact component functionality.

Q: Can I use these substitute parts in designs that specify the original SPMWHF32AMD5XAVSS0?

A: Yes. The substitute parts meet all parametric requirements of the original specification. No circuit modifications or design changes are required. The substitution is transparent to the application.

Q: Why is the maximum current rating higher (200 mA) on substitute parts compared to the original (180 mA)?

A: The higher maximum current rating on substitute parts represents an allowable increase in current capacity. Designs operating within the original 180 mA specification are fully compatible. The higher rating provides additional design margin for new applications.

Q: Which substitute part should I select for high-volume production?

A: SPMWHD32AMD5XAV0S0 is recommended for high-volume production due to superior inventory availability (43,344 pcs). This ensures consistent supply and reduces lead time risk.

Q: Are there any compliance or certification differences between the original and substitute parts?

A: All parts carry identical ECCN (EAR99) and HTSUS (8541.41.0000) classifications. No compliance or certification differences exist.

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