Equivalent & Substitute Parts for MTU1D0305MC

Part Overview

The MTU1D0305MC by Murata Power Solutions Inc. is an isolated module DC-DC converter with dual outputs of +5V and -5V at a maximum of 100mA each. It operates from a 2.97V to 3.63V input, provides 1W of output power, and is designed for ITE (Commercial) applications. The device is packaged in a 5-SMD module and supports surface mount installation. This part is classified as obsolete, necessitating the identification of alternatives with matching electrical, mechanical, and regulatory parameters to ensure uninterrupted product designs and maintenance.

Substiute Parts

MTU1D0305MC
Murata Power Solutions Inc.In Stock: 1073MTU1D0305MC Datasheet
MTU1D0305MC
Current Part
NKA0305SC
Murata Power Solutions Inc.In Stock: 2135NKA0305SC Datasheet
NKA0305SC
MFR Recommended

Key Parameters

ParameterMTU1D0305MC
ManufacturerMurata Power Solutions Inc.
TypeIsolated Module
Number of Outputs2
Voltage - Input (Min)2.97V
Voltage - Input (Max)3.63V
Voltage - Output 15V
Voltage - Output 2-5V
Current - Output (Max)100mA, 100mA
Power (Watts)1 W
Voltage - Isolation1 kV
ApplicationsITE (Commercial)
Operating Temperature-40°C ~ 85°C
Efficiency83%
Mounting TypeSurface Mount
Package / Case5-SMD Module
Size / Dimension0.33" L x 0.32" W x 0.34" H (8.4mm x 8.2mm x 8.5mm)
RoHS StatusROHS3 Compliant
REACH StatusREACH Unaffected
MSL1 (Unlimited)
Product StatusObsolete

Substitute Part Grouping Explanation

Substitute parts are determined based on strict equivalence in key technical parameters relevant for isolated module DC-DC converters. The allowed parameters for evaluating substitutions include:

  • Manufacturer and product series
  • Type (isolated module)
  • Number of outputs and their respective voltages (+5V and -5V)
  • Output current per channel (100mA)
  • Input voltage range (must encompass or closely match original)
  • Output power rating (1W)
  • Voltage isolation rating (minimum equal to or greater than original)
  • Application environment (ITE Commercial)
  • Operating temperature range
  • Regulatory compliance (ROHS, REACH)
  • Mounting type and mechanical package Only those substitute parts that match or exceed these criteria and are available with active product status are listed.

Parameter Comparison

Parameter MTU1D0305MC NKA0305SC
Manufacturer Murata Power Solutions Inc. Murata Power Solutions Inc.
Type Isolated Module Isolated Module
Number of Outputs 2 2
Voltage - Input (Min) 2.97V 3V
Voltage - Input (Max) 3.63V 3.6V
Voltage - Output 1 5V 5V
Voltage - Output 2 -5V -5V
Current - Output (Max) 100mA, 100mA 100mA, 100mA
Power (Watts) 1 W 1 W
Voltage - Isolation 1 kV 3 kV
Applications ITE (Commercial) ITE (Commercial)
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Efficiency 83% 79%
Mounting Type Surface Mount Through Hole
Package / Case 5-SMD Module 6-SIP Module, 5 Leads
Size / Dimension 0.33" L x 0.32" W x 0.34" H (8.4mm x 8.2mm x 8.5mm) 0.65" L x 0.23" W x 0.30" H (16.5mm x 5.8mm x 7.6mm)
RoHS Status ROHS3 Compliant ROHS3 Compliant
REACH Status REACH Unaffected REACH Unaffected
MSL 1 (Unlimited) Not Applicable
Product Status Obsolete Active

Engineering Selection Recommendations

MTU1D0305MC is obsolete, while NKA0305SC remains active and is also ROHS3 compliant and REACH unaffected. Selection based on inventory status, active product availability, and regulatory certifications aligns with engineering sourcing protocols. Mechanical mounting type and package compatibility should be assessed.

Frequently Asked Questions (FAQ)

Q: What criteria are used for substitution in isolated module DC-DC converters?
A: Substitution is based on equivalence in input and output voltage, output current, output power, isolation voltage, temperature range, application environment, and regulatory compliance.

Q: Are the packages and mounting types interchangeable?
A: MTU1D0305MC is surface mount with a 5-SMD module, while NKA0305SC is through-hole in a 6-SIP package. Mechanical layout and assembly requirements should be reviewed for compatibility.

Q: Does the substitute part meet regulatory compliance?
A: Both MTU1D0305MC and NKA0305SC are ROHS3 compliant and REACH unaffected.

Q: Can I expect identical electrical performance between these parts?
A: Both converters provide the same output voltages and current ratings. Efficiency figures differ as specified in the parameter comparison table.

Q: Is there a difference in voltage isolation?
A: The NKA0305SC offers a higher isolation voltage (3 kV) compared to MTU1D0305MC (1 kV) as indicated in the comparison table.

Q: Should I be concerned about product status when selecting a substitute?
A: Yes, MTU1D0305MC is obsolete, whereas NKA0305SC is active. Active parts are preferred for ongoing and new designs.

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