EC4AB17M Equivalent & Substitute Parts Reference

Part Overview

The EC4AB17M from Cincon Electronics Co. LTD is an isolated DC-DC converter featuring a single 3.3V output at up to 1A, with an input voltage range of 18V to 36V and a maximum power rating of 3.3W. It is supplied in a 24-DIP module (14 leads) for through-hole mounting. The product is RoHS3 compliant, classified for ITE (commercial) applications, and carries an inventory status of 796 units as "Active." Finding alternative models is necessary for applications requiring consistent supply chain availability, secondary sourcing, or cross-referencing for standardization in design.

Key Parameters

Parameter	Value
Manufacturer Part Number	EC4AB17M
Series	EC4AB (6W)
Description	DC DC CONVERTER 3.3V 3.3W
Detailed Description	Isolated Module DC DC Converter 1 Output 3.3V 1A 18V - 36V Input
Product Status	Active
Type	Isolated Module
Number of Outputs	1
Voltage - Input (Min)	18V
Voltage - Input (Max)	36V
Voltage - Output 1	3.3V
Current - Output (Max)	1A
Power (Watts)	3.3 W
Voltage - Isolation	500 V
Applications	ITE (Commercial)
Features	SCP
Operating Temperature	-25°C ~ 71°C
Efficiency	73%
Mounting Type	Through Hole
Package / Case	24-DIP Module, 14 Leads
Size / Dimension	1.25" L x 0.80" W x 0.50" H (31.8mm x 20.3mm x 12.7mm)
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8504.40.9580

Substitute Part Grouping Explanation

Substitute selection is based strictly on the following allowed parameters for this DC-DC Converter category:

Manufacturer
Series
Output Voltage: 3.3V
Output Current: 1A
Output Power: 3.3W
Input Voltage Range: 18V to 36V
Isolation Voltage: 500V
Number of Outputs: 1
Mounting Type: Through Hole
Package / Case: 24-DIP Module, 14 Leads
Efficiency: 73%
Feature: SCP
Product compliance: RoHS, REACH, ECCN, HTSUS, MSL
Dimensions

All substitutes listed meet these parameters as provided.

Parameter Comparison

Parameter	Main Part: EC4AB17M	Substitute: EC4AB17
Manufacturer	Cincon Electronics Co. LTD	Cincon Electronics Co. LTD
Series	EC4AB (6W)	EC4AB (6W)
Description	DC DC CONVERTER 3.3V 3.3W	DC DC CONVERTER 3.3V 3.3W
Detailed Description	Isolated Module DC DC Converter 1 Output 3.3V 1A 18V - 36V Input	Isolated Module DC DC Converter 1 Output 3.3V 1A 18V - 36V Input
Product Status	Active	Active
Type	Isolated Module	Isolated Module
Number of Outputs	1	1
Voltage - Input (Min)	18V	18V
Voltage - Input (Max)	36V	36V
Voltage - Output 1	3.3V	3.3V
Current - Output (Max)	1A	1A
Power (Watts)	3.3 W	3.3 W
Voltage - Isolation	500 V	500 V
Applications	ITE (Commercial)	ITE (Commercial)
Features	SCP	SCP
Operating Temperature	-25°C ~ 71°C	-25°C ~ 71°C
Efficiency	73%	73%
Mounting Type	Through Hole	Through Hole
Package / Case	24-DIP Module, 14 Leads	24-DIP Module, 14 Leads
Size / Dimension	1.25" L x 0.80" W x 0.50" H (31.8mm x 20.3mm x 12.7mm)	1.25" L x 0.80" W x 0.50" H (31.8mm x 20.3mm x 12.7mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8504.40.9580	8504.40.9580

Engineering Selection Recommendations

Both EC4AB17M and the listed substitute EC4AB17 are classified as "Active" and are fully compliant with RoHS3, REACH, ECCN EAR99, and HTSUS 8504.40.9580. Both have a Moisture Sensitivity Level of 1 (Unlimited). The substitute is suitable for use in environments and applications consistent with the main part's compliance and regulatory status.

Frequently Asked Questions (FAQ)

Q1: What key parameters must match for a DC-DC converter to be considered a valid substitute for EC4AB17M?
A1: Key parameters include output voltage (3.3V), output current (1A), output power (3.3W), input voltage range (18V to 36V), isolation voltage (500V), number of outputs (1), package type (24-DIP Module, 14 Leads), mounting type (Through Hole), efficiency (73%), features (SCP), and regulatory compliance (RoHS3, REACH, MSL, ECCN, HTSUS).

Q2: Are EC4AB17M and EC4AB17 physically and electrically identical?
A2: According to all provided parameters, EC4AB17M and EC4AB17 are physically and electrically identical.

Q3: Are there any compliance or environmental specification differences between EC4AB17M and EC4AB17?
A3: Both parts are ROHS3 compliant, REACH unaffected, carry MSL 1 (Unlimited), and share the same ECCN and HTSUS codes.

Q4: Is footprint compatibility ensured between EC4AB17M and EC4AB17?
A4: Both parts have the same package/case (24-DIP Module, 14 Leads) and dimensions, ensuring replacement compatibility at the PCB level.

Q5: Can either part be used for commercial ITE applications?
A5: Yes; both are specified for ITE (Commercial) applications as per the provided input parameters.

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