Equivalent & Substitute Parts Reference: EC3AB34H

Part Overview

EC3AB34H (Cincon Electronics Co. LTD) is an isolated DC DC converter module designed for dual output (+5V, -5V) at 300mA each, supporting input voltages from 36V to 72V. The product is active, RoHS3 compliant, and suitable for ITE (Commercial) applications. Alternative models may be required for inventory management, supply chain resilience, or certification alignment.

Key Parameters

Manufacturer Part Number	Series	Type	Number of Outputs	Voltage - Input (Min)	Voltage - Input (Max)	Voltage - Output 1	Voltage - Output 2	Current - Output (Max)	Power (Watts)	Voltage - Isolation	Applications	Features	Operating Temperature	Efficiency	Mounting Type	Package / Case	Size / Dimension	Approval Agency	RoHS Status	REACH Status	ECCN	HTSUS	Inventory	Product Status
EC3AB34H	EC3AB (3W)	Isolated Module	2	36V	72V	5V	-5V	300mA, 300mA	3 W	3 kV	ITE (Commercial)	SCP	-25°C ~ 71°C	78%	Through Hole	24-DIP Module, 14 Leads	1.25" L x 0.80" W x 0.50" H	CE, cURus	ROHS3 Compliant	REACH Unaffected	EAR99	8504.40.9580	951 Pcs	Active

Substitute Part Grouping Explanation

Substitute candidates for EC3AB34H are identified strictly by matching all core electrical, mechanical, and compliance parameters: input voltage range, output voltage and current, isolation rating, mounting method, package/case, application, certification, RoHS/REACH status, and operational temperature. Only modules with identical or directly interchangeable specifications across these fields are grouped as substitutes.

Parameter Comparison

Manufacturer Part Number	Series	Type	Number of Outputs	Voltage - Input (Min)	Voltage - Input (Max)	Voltage - Output 1	Voltage - Output 2	Current - Output (Max)	Power (Watts)	Voltage - Isolation	Applications	Features	Operating Temperature	Efficiency	Mounting Type	Package / Case	Size / Dimension	Approval Agency	RoHS Status	REACH Status	ECCN	HTSUS	Inventory	Product Status
EC3AB34H	EC3AB (3W)	Isolated Module	2	36V	72V	5V	-5V	300mA, 300mA	3 W	3 kV	ITE (Commercial)	SCP	-25°C ~ 71°C	78%	Through Hole	24-DIP Module, 14 Leads	1.25" L x 0.80" W x 0.50" H	CE, cURus	ROHS3 Compliant	REACH Unaffected	EAR99	8504.40.9580	951 Pcs	Active
EC3A34H	EC3A (3W)	Isolated Module	2	36V	72V	5V	-5V	300mA, 300mA	3 W	3 kV	ITE (Commercial)	SCP	-25°C ~ 71°C	78%	Through Hole	24-DIP Module, 14 Leads	1.25" L x 0.80" W x 0.40" H	CE, cURus	ROHS3 Compliant	REACH Unaffected	EAR99	8504.40.9580	764 Pcs	Active

Engineering Selection Recommendations

Both EC3AB34H and EC3A34H are classified as active components, RoHS3 compliant, and hold CE, cURus approval. Series and dimensional variation are specified, with both meeting identical operational and compliance requirements as per provided parameters.

Frequently Asked Questions (FAQ)

Q: What parameters must match for direct substitution in DC DC converter modules?
A: Substitute parts must have identical input voltage range, output voltages/currents, isolation voltage, mounting type, package/case, operational temperature, efficiency, safety/compliance certificates, and RoHS/REACH status.

Q: Is the package size difference between EC3AB34H and EC3A34H significant for compatibility?
A: Both use a 24-DIP Module, 14 Leads package, with sizes differing in height. For mechanical fit, match board and enclosure dimensions as per exact part measurements.

Q: Does the series designation (EC3AB vs EC3A) affect electrical equivalence?
A: Series designation is provided for functional context; matching physical and electrical parameters ensures substitution feasibility.

Q: Are inventory and product status relevant to selection?
A: Active product status confirms ongoing manufacturer support; inventory availability affects procurement but not technical equivalence.

Q: What certification or compliance standards apply for substitution?
A: Both models specify CE and cURus approval, RoHS3 compliance, and REACH unaffected status, allowing substitution within certified environments.

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