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EC4AB16HM Equivalent & Substitute Parts Reference
Part Overview
The EC4AB16HM by Cincon Electronics Co. LTD is an active isolated DC-DC converter module providing dual outputs of +5V and -5V, each rated at 500mA, with a maximum power rating of 5W. This module operates with an input voltage range of 18V to 36V, suitable for ITE (Commercial) applications, and includes features such as short-circuit protection and 1.5kV isolation. In supply-critical environments, identifying qualified direct substitute models is necessary to ensure supply chain continuity, meet compliance requirements, and maintain design compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | EC4AB16HM |
| Manufacturer | Cincon Electronics Co. LTD |
| Description | DC DC CONVERTER +/-5V 5W |
| Type | Isolated Module |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 18V |
| Voltage - Input (Max) | 36V |
| Voltage - Output 1 | 5V |
| Voltage - Output 2 | -5V |
| Current - Output (Max) | 500mA, 500mA |
| Power (Watts) | 5W |
| Voltage - Isolation | 1.5 kV |
| Efficiency | 79% |
| Operating Temperature | -25°C ~ 71°C |
| 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) |
| Part Status | Active |
| RoHS Status | ROHS3 Compliant |
| REACH Status | REACH Unaffected |
| Approval Agency | CE, cURus |
Substitute Part Grouping Explanation
Substitution for the EC4AB16HM DC-DC converter is determined by matching critical electrical and mechanical parameters, including input voltage range, output voltages and currents, output power, isolation voltage, efficiency, environmental ratings, mounting type, and compliance certifications. The substitute part listed, EC4A16HM, meets all these criteria based strictly on supplied specifications.
Parameter Comparison
| Parameter | EC4AB16HM | EC4A16HM |
|---|---|---|
| Manufacturer Part Number | EC4AB16HM | EC4A16HM |
| Manufacturer | Cincon Electronics Co. LTD | Cincon Electronics Co. LTD |
| Description | DC DC CONVERTER +/-5V 5W | DC DC CONVERTER +/-5V 5W |
| Type | Isolated Module | Isolated Module |
| Number of Outputs | 2 | 2 |
| Voltage - Input (Min) | 18V | 18V |
| Voltage - Input (Max) | 36V | 36V |
| Voltage - Output 1 | 5V | 5V |
| Voltage - Output 2 | -5V | -5V |
| Current - Output (Max) | 500mA, 500mA | 500mA, 500mA |
| Power (Watts) | 5W | 5W |
| Voltage - Isolation | 1.5 kV | 1.5 kV |
| Efficiency | 79% | 80% |
| Operating Temperature | -25°C ~ 71°C | -25°C ~ 71°C |
| 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 0.40" H (31.8mm x 20.3mm x 10.2mm) |
| Part Status | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
| Approval Agency | CE, cURus | CE, cURus |
Engineering Selection Recommendations
Both EC4AB16HM and EC4A16HM are active products with comparable electrical specifications, compliance to ROHS3 and REACH, and recognized certification standards (CE, cURus). The substitute EC4A16HM features a similar through-hole 24-DIP package with equivalent input/output ratings and isolation. Dimensional differences should be considered for physical compatibility during component selection. Since both parts maintain active status and compliance requirements, either model may be selected within the supplied criteria.
Frequently Asked Questions (FAQ)
Q1: What are the most important parameters to verify for substitution?
Key substitution parameters include input voltage range, output voltages and currents, maximum output power, isolation voltage, efficiency, operating temperature range, mounting type, package style, and compliance certifications.
Q2: How do the EC4AB16HM and EC4A16HM packages compare?
Both are through-hole 24-DIP modules with 14 leads. The main dimensional difference is height: EC4AB16HM measures 12.7mm, while EC4A16HM measures 10.2mm.
Q3: Is certification compliance maintained with the substitute part?
Both EC4AB16HM and EC4A16HM are CE and cURus approved, ROHS3 compliant, and REACH unaffected according to supplied parameters.
Q4: Are operating environments and efficiency closely matched?
Both parts feature an operating temperature range of -25°C to 71°C, with efficiency at 79% and 80%, respectively.
Q5: Can EC4A16HM replace EC4AB16HM without modifying the PCB layout?
Both modules use the same package format (24-DIP, 14 leads). Dimensional height should be reviewed for physical clearance, but lead and footprint compatibility is maintained per supplied data.
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