Equivalent & Substitute Parts Reference: OKI-T/3-W32P-C

Part Overview

The Murata Power Solutions Inc. part number OKI-T/3-W32P-C is a Non-Isolated PoL Module DC-DC Converter designed for ITE (Commercial) applications. It supports a single output voltage from 0.7525V to 4.5V with a maximum output current of 3A, accommodating input voltages from 9V to 32V, and features a remote On/Off control function along with overcurrent, overtemperature, short-circuit protection, and undervoltage lockout. The module offers surface mount packaging and is RoHS compliant. The product has been designated as “Obsolete,” necessitating the selection of substitute components for both new and replacement designs.

Substiute Parts

OKI-T/3-W32P-C
Murata Power Solutions Inc.In Stock: 1101OKI-T/3-W32P-C Datasheet
OKI-T/3-W32P-C
Current Part
SRBA-03A1A0G
Bel Power SolutionsIn Stock: 800SRBA-03A1A0G Datasheet
SRBA-03A1A0G
MFR Recommended

Key Parameters

ParameterMain Part: OKI-T/3-W32P-C
TypeNon-Isolated PoL Module
Number of Outputs1
Voltage - Input (Min)9V
Voltage - Input (Max)32V
Voltage - Output 10.7525 ~ 4.5V
Current - Output (Max)3A
Power (Watts)14W
ApplicationsITE (Commercial)
FeaturesRemote On/Off, OCP, OTP, SCP, UVLO
Operating Temperature-40°C ~ 85°C
Efficiency89%
Mounting TypeSurface Mount
Package / CaseModule
Size / Dimension0.82" L x 0.47" W x 0.34" H (20.8mm x 11.9mm x 8.5mm)
Control FeaturesEnable, Active High
RoHS StatusRoHS Compliant
Moisture Sensitivity Level (MSL)2 (1 Year)
REACH StatusREACH Unaffected
ECCNEAR99
HTSUS8504.40.9580
Product StatusObsolete

Substitute Part Grouping Explanation

Substitute selection for Non-Isolated PoL Module DC-DC converters is strictly based on the following parameters: output voltage range, maximum output current, input voltage range, application type, control features, protection features, surface mount compatibility, operating temperature range, efficiency, RoHS compliance, and product status. Only substitutes conforming to these attributes can ensure direct compatibility without deviation from specified requirements.

Parameter Comparison

Parameter Main Part:
OKI-T/3-W32P-C
Substitute Part:
SRBA-03A1A0G
TypeNon-Isolated PoL ModuleNon-Isolated PoL Module
Number of Outputs11
Voltage - Input (Min)9V8.3V
Voltage - Input (Max)32V14V
Voltage - Output 10.7525 ~ 4.5V0.75 ~ 5V
Current - Output (Max)3A3A
Power (Watts)14W15W
ApplicationsITE (Commercial)ITE (Commercial)
FeaturesRemote On/Off, OCP, OTP, SCP, UVLORemote On/Off, OCP, SCP, UVLO
Operating Temperature-40°C ~ 85°C-40°C ~ 85°C
Efficiency89%93%
Mounting TypeSurface MountSurface Mount
Size / Dimension0.82" L x 0.47" W x 0.34" H (20.8mm x 11.9mm x 8.5mm)0.80" L x 0.45" W x 0.25" H (20.3mm x 1.4mm x 6.4mm)
Control FeaturesEnable, Active HighEnable, Active High
RoHS StatusRoHS CompliantROHS3 Compliant
REACH StatusREACH UnaffectedREACH Unaffected
ECCNEAR99EAR99
HTSUS8504.40.95808504.40.9580
Product StatusObsoleteActive

Engineering Selection Recommendations

Selection between the Murata OKI-T/3-W32P-C and substitutes such as Bel Power Solutions SRBA-03A1A0G can be made based on product status (active vs. obsolete), RoHS and REACH compliance, and applicable certifications (ECCN, HTSUS). Where functionality and mechanical parameters are matched and compliance criteria are met, substitution is supported.

Frequently Asked Questions (FAQ)

Q1: What are the primary electrical criteria for substituting DC-DC converters in the Non-Isolated PoL Module category?
A1: Substitute parts must match the output voltage and current ranges, input voltage range, application type, and control features specified for the main part.

Q2: Is package compatibility a mandatory substitution parameter?
A2: Yes, both surface mount compatibility and matching size/dimensions are required for proper substitution in existing designs.

Q3: How is compliance status verified for these substitute parts?
A3: Substitute acceptance is based only on provided RoHS, REACH, ECCN, and HTSUS statuses as listed.

Q4: Do substitute parts need to match all protection and control features of the main part?
A4: Yes, the substitute must support the specified protection (OCP, SCP, UVLO, and provided features) and control functions including enable capability.

Q5: Can substitutes be selected based solely on product status?
A5: Product status (active versus obsolete) is necessary for ongoing production and sourcing, and should be combined with matching electrical, mechanical, and compliance parameters for valid substitution.

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