PS2811-1-F3-A Equivalent & Substitute Parts

Part Overview

The PS2811-1-F3-A is a 2500Vrms optoisolator with transistor output manufactured by CEL in the NEPOC series. This component provides galvanic isolation for single-channel applications requiring high voltage isolation ratings. The part is discontinued at DiGi Electronics, necessitating identification of equivalent alternatives that maintain electrical and mechanical compatibility for ongoing production and maintenance requirements.

Substiute Parts

PS2811-1-F3-A

CELIn Stock: 1751PS2811-1-F3-A Datasheet

Current PartRFQ

PS2811-1-V-A

Renesas Electronics CorporationIn Stock: 2376PS2811-1-V-A Datasheet

Parametric EquivalentRFQ

PS2811-1-V-F3-A

Renesas Electronics CorporationIn Stock: 7980PS2811-1-V-F3-A Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PS2811-1-F3-A is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Voltage isolation rating: 2500Vrms
• Single channel configuration
• Current transfer ratio range: 100% to 400% @ 1mA
• Transistor output type
• Maximum output voltage: 40V
• Maximum output current per channel: 40mA
• Vce saturation: 300mV maximum

Mechanical Equivalence Criteria:

• Package type: 4-SOIC with 4.40mm width
• Surface mount configuration
• Moisture sensitivity level: 1 (Unlimited)

Compliance Equivalence Criteria:

• ROHS3 compliance
• REACH unaffected status

The substitute parts PS2811-1-V-F3-A and PS2811-1-V-A meet all specified electrical, mechanical, and compliance parameters. Both are manufactured by Renesas Electronics Corporation and share the PS2811 base product number, indicating design-level compatibility with the original CEL component.

Parameter Comparison

Engineering Selection Recommendations

PS2811-1-V-F3-A is the primary substitute for PS2811-1-F3-A. This part maintains identical electrical specifications and packaging while offering active product status from Renesas Electronics Corporation. The tape and reel packaging format supports high-volume production environments. ROHS3 compliance and REACH unaffected status ensure regulatory alignment with the original component.

PS2811-1-V-A serves as an alternative substitute with equivalent electrical performance and compliance certifications. This part is supplied in strip packaging format, suitable for lower-volume applications or manual assembly processes. Active product status ensures long-term availability.

Both substitute parts are manufactured by Renesas Electronics Corporation under the PS2811 base product number, indicating cross-manufacturer design compatibility. Selection between PS2811-1-V-F3-A and PS2811-1-V-A depends on packaging requirements and production volume considerations.

Frequently Asked Questions (FAQ)

Q: Can PS2811-1-V-F3-A or PS2811-1-V-A be used as direct replacements for PS2811-1-F3-A?

A: Yes. Both substitute parts meet all electrical parameters, isolation voltage rating, output characteristics, and mechanical specifications. The 4-SOIC package dimensions are identical, enabling direct PCB placement without layout modifications.

Q: What is the difference between PS2811-1-V-F3-A and PS2811-1-V-A?

A: The primary difference is packaging format. PS2811-1-V-F3-A is supplied in tape and reel format, optimized for automated assembly. PS2811-1-V-A is supplied in strip format, suitable for manual handling or lower-volume production. Electrical specifications and compliance certifications are identical.

Q: Are there any timing differences between the main part and substitutes?

A: Rise and fall times are identical at 4µs and 5µs respectively. Turn-on and turn-off time specifications are not provided for the main part or PS2811-1-V-F3-A. PS2811-1-V-A specifies 7µs and 5µs for these parameters.

Q: Do the substitute parts maintain the same isolation voltage rating?

A: Yes. All parts maintain 2500Vrms isolation voltage rating, meeting high-voltage isolation requirements for the application.

Q: Are the substitute parts RoHS and REACH compliant?

A: Yes. Both PS2811-1-V-F3-A and PS2811-1-V-A are ROHS3 compliant and REACH unaffected, matching the compliance status of the original PS2811-1-F3-A.

Q: What is the moisture sensitivity level for the substitute parts?

A: Both substitute parts have moisture sensitivity level 1 (Unlimited), identical to the original component. This indicates no special moisture handling requirements during storage or assembly.

Q: Can these parts be used interchangeably in existing designs?

A: Yes. Identical package dimensions, electrical specifications, and pin configurations enable direct substitution without design modifications or PCB rework.