Equivalent & Substitute Parts Reference: OKL-T/3-W12N-C

Part Overview

The OKL-T/3-W12N-C from Murata Power Solutions Inc. is a Non-Isolated PoL Module DC DC Converter designed for ITE (Commercial) applications. It features a single output voltage adjustable from 0.591V to 5.5V, with a maximum output current of 3A and total output power of 15W. This model is currently active and ROHS3 compliant. Sourcing alternatives is essential for inventory management, ensuring procurement flexibility, mitigating supply chain risks, and supporting long-term availability in engineering designs.

Key Parameters

Parameter	OKL-T/3-W12N-C Value	Description
Type	Non-Isolated PoL Module	Power supply topology
Input Voltage Range	4.5V - 14V	DC input voltage range
Output Voltage Range	0.591V - 5.5V	Adjustable DC output voltage
Output Current (Max)	3A	Maximum continuous output current
Output Power	15W	Maximum output power
Number of Outputs	1	Single output configuration
Efficiency	93%	Maximum conversion efficiency
Operating Temperature	-40°C ~ 85°C	Specified operating range
Mounting Type	Surface Mount	Installation type
Package / Case	12-SMD Module	Physical case specification
Size / Dimension	0.48" x 0.48" x 0.25"	Module size (12.2mm x 12.2mm x 6.4mm)
Control Features	Enable, Active Low	Logic control mechanism
Compliance	ROHS3, REACH Unaffected	Environmental and regulatory status
MSL	2 (1 Year)	Moisture Sensitivity Level

Substitute Part Grouping Explanation

Substitute components have been selected strictly based on matching non-isolated PoL module topology, voltage input range, output voltage range, maximum continuous output current, output power, operating temperature range, surface mount package, and regulatory compliance. These parameters are the basis for functional interchangeability and engineering compatibility of DC DC converter modules in this product category.

Key substitution parameters:

Power topology and type
Input voltage range
Output voltage range
Maximum output current
Output power rating
Number of outputs
Efficiency
Operating temperature range
Mounting type
Package and dimensions
Control features
Environmental and moisture sensitivity compliance

Parameter Comparison

Manufacturer Part Number	Manufacturer	Input Voltage Range	Output Voltage Range	Output Current (Max)	Output Power	Number of Outputs	Efficiency	Operating Temp.	Mounting Type	Package / Case	Size / Dimension	Control Features	Compliance	MSL
OKL-T/3-W12N-C	Murata Power Solutions Inc.	4.5V - 14V	0.591V - 5.5V	3A	15W	1	93%	-40°C ~ 85°C	Surface Mount	12-SMD Module	0.48" x 0.48" x 0.25" (12.2 x 12.2 x 6.4mm)	Enable, Active Low	ROHS3, REACH Unaffected	2 (1 Year)
APTS003A0X-SRZ	OmniOn Power	4.5V - 14V	0.6V - 5.5V	3A	16W	1	92%	-40°C ~ 85°C	Surface Mount	10-SMD Module	0.48" x 0.48" x 0.25" (12.2 x 12.2 x 6.3mm)	Enable, Active Low	RoHS Compliant	2A (4 Weeks)
APXS002A0X-SRZ	OmniOn Power	3V - 14V	0.6V - 5.5V	2A	15W	1	93%	-40°C ~ 85°C	Surface Mount	10-SMD Module	0.48" x 0.48" x 0.25" (12.2 x 12.2 x 6.3mm)	Enable, Active Low	RoHS Compliant	2A (4 Weeks)
APXS003A0X-SRZ	OmniOn Power	4.5V - 14V	0.6V - 5.5V	3A	16W	1	92%	-40°C ~ 85°C	Surface Mount	10-SMD Module	0.48" x 0.48" x 0.25" (12.2 x 12.2 x 6.3mm)	Enable, Active Low	RoHS Compliant	2A (4 Weeks)

Engineering Selection Recommendations

All listed substitute DC DC converter modules are marked as "Active" and comply with RoHS requirements. Each alternative supports surface mount technology and offers comparable control features, operating temperature range, and regulatory compliance levels consistent with the main part. Moisture Sensitivity Level (MSL) should be selected according to specific storage and manufacturing requirements provided for each model.

Frequently Asked Questions (FAQ)

Q1: Which electrical parameters must match when substituting DC DC converter modules in this category?
A1: Allowed substitutions are based on matching power topology (Non-Isolated PoL Module), input voltage range, output voltage range, maximum output current, number of outputs, control features, and mounting type.

Q2: Do differences in output voltage range (e.g., 0.591V vs. 0.6V minimum) affect compatibility?
A2: Substitutes listed provide output voltage ranges of 0.6V to 5.5V, which are consistent with the main part in categorical functionality according to provided information.

Q3: What are the implications of package type differences for assembly?
A3: Substitute parts use a 10-SMD Module package versus the main part's 12-SMD Module; check the provided physical dimensions for component placement compatibility.

Q4: Is RoHS compliance uniform across all substitute part numbers?
A4: All substitutes are RoHS compliant, supporting selection for environmentally sensitive and regulated applications.

Q5: How should moisture sensitivity level (MSL) be considered in selection?
A5: MSL values (2 for the main part; 2A for substitutes) should correspond with the required manufacturing floor "Floor Life" and storage conditions specified for each part.

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