Equivalent & Substitute Parts Reference: MTU2S1205MC

Part Overview

The Murata Power Solutions MTU2S1205MC is an isolated module DC-DC converter designed for one output of 5V at 400mA, with an operating input voltage range of 10.8V to 13.2V and output power of 2W. This product is classified as obsolete, necessitating the identification of suitable substitute parts to ensure ongoing supply continuity and design compatibility in applications requiring similar functional and mechanical specifications.

Key Parameters

Manufacturer Part Number	Manufacturer	Series	Product Status	Type	Number of Outputs	Voltage - Input (Min)	Voltage - Input (Max)	Voltage - Output 1	Current - Output (Max)	Power (Watts)	Voltage - Isolation	Applications	Efficiency	Operating Temperature	Mounting Type	Package / Case	Size / Dimension	RoHS Status	REACH Status	ECCN	HTSUS
MTU2S1205MC	Murata Power Solutions Inc.	MTU2 (2W)	Obsolete	Isolated Module	1	10.8V	13.2V	5V	400mA	2 W	1 kV	ITE (Commercial)	80%	-40°C ~ 85°C	Surface Mount	6-SMD Module	0.33" L x 0.32" W x 0.34" H (8.4mm x 8.2mm x 8.5mm)	ROHS3 Compliant	REACH Unaffected	EAR99	8504.40.9580
NXE2S1205MC-R7	Murata Power Solutions Inc.	NXE2 (2W)	Active	Isolated Module	1	10.8V	13.2V	5V	400mA	2 W	3 kV	ITE (Commercial)	77%	-40°C ~ 85°C	Surface Mount	14-SMD Module, 5 Leads	0.50" L x 0.40" W x 0.17" H (12.7mm x 10.4mm x 4.4mm)	ROHS3 Compliant	REACH Unaffected	EAR99	8504.40.9580

Substitute Part Grouping Explanation

Substitution logic is based strictly on the following allowed electrical and mechanical parameters for the DC-DC converter category:

Input Voltage Range: 10.8V to 13.2V
Output Voltage: 5V
Output Current: 400mA
Output Power: 2W
Isolation Voltage: minimum 1 kV
Number of Outputs: 1
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Compliance: ROHS3, REACH Unaffected, ECCN EAR99, HTSUS 8504.40.9580

Substitute parts are grouped based on strict parameter equivalency. The substitute part NXE2S1205MC-R7 meets all the specified electrical and mechanical requirements as described.

Parameter Comparison

Parameter	MTU2S1205MC	NXE2S1205MC-R7
Manufacturer	Murata Power Solutions Inc.	Murata Power Solutions Inc.
Product Status	Obsolete	Active
Type	Isolated Module	Isolated Module
Number of Outputs	1	1
Voltage - Input (Min)	10.8V	10.8V
Voltage - Input (Max)	13.2V	13.2V
Voltage - Output 1	5V	5V
Current - Output (Max)	400mA	400mA
Power (Watts)	2 W	2 W
Voltage - Isolation	1 kV	3 kV
Applications	ITE (Commercial)	ITE (Commercial)
Efficiency	80%	77%
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8504.40.9580	8504.40.9580

Engineering Selection Recommendations

MTU2S1205MC is obsolete. The substitute NXE2S1205MC-R7 is active and meets required compliance standards: ROHS3 Compliant, REACH Unaffected, ECCN EAR99, HTSUS 8504.40.9580. Inventory quantities for substitutes are provided. Selection should be confined to listed parameters and compliance certifications.

Frequently Asked Questions (FAQ)

Q: What parameters are critical for substituting MTU2S1205MC with NXE2S1205MC-R7?
A: Input and output voltage, output current, isolation rating, mounting type, compliance status, and operating temperature are strictly matched.

Q: Are the mounting types and package form factors identical?
A: Both are surface mount modules; however, the package and dimensions differ (MTU2S1205MC: 6-SMD; NXE2S1205MC-R7: 14-SMD, 5 Leads). Dimensional comparison is provided; verify compatibility with your PCB footprint.

Q: Does the substitute part provide equivalent isolation and compliance?
A: NXE2S1205MC-R7 provides a higher isolation voltage (3 kV vs 1 kV) and maintains ROHS3 and REACH compliance.

Q: What is the change in efficiency when substituting?
A: MTU2S1205MC has 80% efficiency, NXE2S1205MC-R7 has 77% efficiency; applications requiring strict efficiency parameters must consider this difference.

Q: Are there differences in product status?
A: MTU2S1205MC is obsolete; NXE2S1205MC-R7 is active and stocked.

Q: Is the substitute direct drop-in compatible for all applications?
A: Electrical and functional parameters are matched. Mechanical package and PCB layout compatibility must be confirmed based strictly on provided dimensions and package types.

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