PS2561DL-1Y-V-H-A Equivalent & Substitute Parts

Part Overview

The PS2561DL-1Y-V-H-A is a single-channel optoisolator with transistor output, rated for 5000Vrms isolation voltage. This component is designed for applications requiring galvanic isolation between circuit stages while maintaining DC signal transmission. The main part is currently discontinued at DiGi Electronics, making equivalent substitute parts essential for new designs and maintenance applications. The PS2561DL2-1Y-H-A serves as a parametric equivalent with identical electrical specifications and is available in production.

Substiute Parts

PS2561DL-1Y-V-H-A

CELIn Stock: 1223PS2561DL-1Y-V-H-A Datasheet

Current PartRFQ

PS2561DL2-1Y-H-A

Renesas Electronics CorporationIn Stock: 1020PS2561DL2-1Y-H-A Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The PS2561DL2-1Y-H-A qualifies as a parametric equivalent substitute based on matching critical electrical and mechanical parameters. Substitution is determined by the following mandatory criteria:

• Isolation Voltage: Both parts rated at 5000Vrms
• Channel Configuration: Single channel in both parts
• Output Type: Transistor output in both parts
• Current Transfer Ratio: Identical range of 80%-160% @ 5mA
• Rise / Fall Time: Both rated at 3µs, 5µs
• Output Specifications: 80V maximum output voltage, 50mA per-channel output current
• Saturation Voltage: Both with 300mV maximum Vce saturation
• Temperature Range: -55°C to 110°C operational range
• Mounting and Package: 4-SMD Gull Wing surface mount package
• Input Type: DC input in both parts

These parameters define the functional equivalence between the discontinued PS2561DL-1Y-V-H-A and the active PS2561DL2-1Y-H-A.

Parameter Comparison

Engineering Selection Recommendations

The PS2561DL2-1Y-H-A is the recommended substitute for the discontinued PS2561DL-1Y-V-H-A. Selection is based on the following engineering criteria:

Product Status: The PS2561DL2-1Y-H-A maintains active production status with Renesas Electronics Corporation, ensuring long-term supply availability and ongoing technical support compared to the discontinued original part.

Regulatory Compliance: Both parts carry ROHS3 compliance and are classified under EAR99 export control. The PS2561DL2-1Y-H-A maintains identical moisture sensitivity (MSL 1) and HTSUS classification, supporting seamless qualification in existing supply chains.

Functional Equivalence: All critical electrical parameters—isolation voltage, current transfer ratio, output specifications, and temperature range—are identical between the two parts, enabling direct pin-compatible substitution in circuit applications.

Packaging and Manufacturing: Both parts are supplied in 4-SMD Gull Wing packages suitable for automated surface mount assembly, with identical lead spacing and mechanical compatibility.

Frequently Asked Questions (FAQ)

Q: Can the PS2561DL2-1Y-H-A be used as a direct replacement for the PS2561DL-1Y-V-H-A? A: Yes. The PS2561DL2-1Y-H-A is a parametric equivalent with identical electrical specifications, output characteristics, and package dimensions. Direct substitution is supported without circuit modifications.

Q: What parameters determine if a substitute part is compatible? A: Compatibility is established through matching isolation voltage rating, number of channels, output type, current transfer ratio range, rise/fall time specifications, maximum output voltage and current, saturation voltage, operating temperature range, and physical package configuration. The PS2561DL2-1Y-H-A matches all these parameters.

Q: Are there any compliance or regulatory differences between the two parts? A: Both parts maintain ROHS3 compliance, identical moisture sensitivity ratings, and EAR99 export classification. The substitute part does not introduce additional regulatory constraints.

Q: What is the primary reason for seeking a substitute? A: The PS2561DL-1Y-V-H-A is discontinued at DiGi Electronics. The PS2561DL2-1Y-H-A offers identical electrical performance with active production availability from Renesas Electronics Corporation.

Q: Does the change in manufacturer affect circuit performance? A: No. Both manufacturers produce parts to identical parametric specifications for this component family (NEPOC series). The electrical behavior within the specified operating range is equivalent.

Q: Are packaging and lead configurations the same? A: Yes. Both parts use 4-SMD Gull Wing surface mount packages with identical mechanical and electrical landing patterns, enabling direct PCB compatibility.