Equivalent & Substitute Parts for ORNTA2001CT1

Part Overview

The ORNTA2001CT1 is a 4-resistor isolated network array manufactured by Vishay Dale Thin Film, featuring 2kΩ resistors with ±0.25% tolerance in an 8-SOIC surface mount package. This component is classified as Active product status and is ROHS3 compliant. Alternative equivalent and substitute parts may be required due to inventory availability, performance specification upgrades, or specific application tolerance requirements while maintaining functional and mechanical compatibility.

Substiute Parts

ORNTA2001CT1

Vishay Dale Thin FilmIn Stock: 808ORNTA2001CT1 Datasheet

Current PartRFQ

ORNTA2001AT1

Vishay Dale Thin FilmIn Stock: 8587ORNTA2001AT1 Datasheet

DirectRFQ

Y1747V0176QT9W

VPG Foil ResistorsIn Stock: 965Y1747V0176QT9W Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ORNTA2001CT1 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

• Resistance value: 2kΩ (exact match required)
• Number of resistors: 4 (exact match required)
• Circuit type: Isolated (exact match required)
• Power per element: 100mW (exact match required)
• Package / Case: 8-SOIC (0.154", 3.90mm Width) (exact match required)
• Mounting type: Surface Mount (exact match required)
• Operating temperature range: -55°C to 125°C (exact match required)

Performance Parameters (Substitution Allowed):

• Tolerance: May be equal or tighter than ±0.25%
• Temperature coefficient: May be equal or lower than ±25ppm/°C
• Resistor matching ratio: May be equal or tighter than ±0.1%
• Resistor-ratio-drift: May be equal or lower than ±5ppm/°C

The identified substitute parts meet all mandatory compatibility requirements and offer equal or improved performance specifications.

Parameter Comparison

Engineering Selection Recommendations

ORNTA2001AT1 (Direct Substitute): This part is manufactured by the same supplier (Vishay Dale Thin Film) and provides tighter tolerance specifications (±0.1% versus ±0.25%) while maintaining identical mechanical and thermal characteristics. Selection is appropriate when improved tolerance performance is required without changing the component manufacturer or package footprint. Product status is Active with full ROHS3 and REACH compliance.

Y1747V0176QT9W (Upgrade Substitute): This part is manufactured by VPG Foil Resistors and represents a performance upgrade with significantly improved specifications: tolerance of ±0.02%, resistor matching ratio of ±0.01%, and temperature coefficient of ±0.2ppm/°C. Selection is appropriate for applications requiring superior precision and stability characteristics. All mandatory compatibility parameters are met, and the component maintains Active product status with ROHS3 and REACH compliance. Physical dimensions show minor variations within acceptable tolerances for 8-SOIC package class.

Frequently Asked Questions (FAQ)

Q: Can ORNTA2001AT1 be used as a direct replacement for ORNTA2001CT1?

A: Yes. ORNTA2001AT1 meets all mandatory compatibility requirements including resistance value, resistor count, circuit topology, power rating, package type, and operating temperature range. The tighter tolerance specification (±0.1%) is a performance improvement and does not create compatibility issues.

Q: What are the key differences between ORNTA2001AT1 and Y1747V0176QT9W?

A: Both parts are functionally compatible with ORNTA2001CT1. ORNTA2001AT1 maintains the same manufacturer (Vishay Dale Thin Film) with improved tolerance. Y1747V0176QT9W is manufactured by VPG Foil Resistors and provides significantly enhanced precision specifications including tighter tolerance (±0.02%), superior temperature coefficient (±0.2ppm/°C), and improved resistor matching ratio (±0.01%).

Q: Are there any physical dimension differences that affect PCB layout?

A: All three parts use the 8-SOIC (0.154", 3.90mm Width) package. Minor dimensional variations exist: ORNTA2001CT1 and ORNTA2001AT1 measure 0.194" L × 0.157" W with 0.068" maximum seated height; Y1747V0176QT9W measures 0.197" L × 0.157" W with 0.073" maximum seated height. These variations remain within standard 8-SOIC package tolerances and do not require PCB layout modifications.

Q: Do all substitute parts maintain the same compliance certifications?

A: Yes. All three parts are ROHS3 compliant, REACH unaffected, and classified as Active product status. Moisture sensitivity level is 1 (Unlimited) for all parts.

Q: Which substitute should be selected for precision-critical applications?

A: Y1747V0176QT9W provides the highest precision specifications with ±0.02% tolerance and ±0.2ppm/°C temperature coefficient, making it suitable for applications requiring superior accuracy and thermal stability.