ISO7830FDWWR Equivalent & Substitute Parts

Part Overview

The ISO7830FDWWR is a general purpose digital isolator manufactured by Texas Instruments, featuring 5700Vrms isolation voltage across 3 channels with 100Mbps data rate and 100kV/µs common mode transient immunity. This component is classified as Active product status and utilizes capacitive coupling technology for signal isolation in 16-SOIC surface mount packaging.

Digital isolators of this specification are essential in applications requiring galvanic isolation between circuits operating at different voltage potentials, particularly in industrial control, power management, and communication systems. Equivalent and substitute parts ensure design flexibility, supply chain continuity, and procurement optimization while maintaining functional and electrical compatibility.

Substiute Parts

ISO7830FDWWR

Texas InstrumentsIn Stock: 991ISO7830FDWWR Datasheet

Current PartRFQ

ISO7830DWWR

Texas InstrumentsIn Stock: 3990ISO7830DWWR Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ISO7830FDWWR is determined by strict equivalence across the following critical parameters:

• Isolation voltage rating of 5700Vrms
• Exactly 3 channels with unidirectional configuration (3 inputs, 0 outputs)
• Data rate of 100Mbps
• Common mode transient immunity of 100kV/µs minimum
• Propagation delay specifications of 16ns maximum for both tpLH and tpHL
• Pulse width distortion of 4.1ns maximum
• Supply voltage range of 2.25V to 5.5V
• Operating temperature range of -55°C to 125°C
• 16-SOIC surface mount package with identical physical dimensions
• Capacitive coupling technology
• Active product status

Only components meeting all these parameters without deviation qualify as direct substitutes. The ISO7830DWWR satisfies all specified criteria and is classified as a parametric equivalent.

Parameter Comparison

Engineering Selection Recommendations

Both the ISO7830FDWWR and ISO7830DWWR maintain Active product status from Texas Instruments, ensuring continued manufacturer support and availability. Both components are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for industrial and commercial applications.

Selection between these parts should be based on inventory availability and procurement lead times, as electrical and mechanical specifications are identical. The ISO7830DWWR currently maintains higher inventory levels (3900 pieces) compared to the ISO7830FDWWR (953 pieces), which may influence supply chain decisions for high-volume production requirements.

Frequently Asked Questions (FAQ)

Q: Can ISO7830DWWR be used as a direct replacement for ISO7830FDWWR in existing designs?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, channel configuration, isolation voltage, data rate, timing characteristics, and 16-SOIC package dimensions. No circuit modifications are required.

Q: Are there differences in the packaging or tape & reel specifications?

A: Both components are supplied in Tape & Reel (TR) packaging with identical 16-SOIC (0.551", 14.00mm Width) physical dimensions and surface mount mounting type. Reel specifications are consistent across both part numbers.

Q: What determines whether a part qualifies as a substitute for ISO7830FDWWR?

A: Substitution requires exact equivalence across isolation voltage (5700Vrms), channel count and configuration (3 unidirectional), data rate (100Mbps), common mode transient immunity (100kV/µs), propagation delay (16ns maximum), pulse width distortion (4.1ns maximum), supply voltage range (2.25V to 5.5V), operating temperature range (-55°C to 125°C), package type (16-SOIC), and technology (capacitive coupling).

Q: Are both parts suitable for high-temperature applications?

A: Yes. Both ISO7830FDWWR and ISO7830DWWR support the full operating temperature range of -55°C to 125°C, making them suitable for industrial and automotive environments within this specification.

Q: What is the significance of the Moisture Sensitivity Level (MSL) rating?

A: Both parts carry MSL 2 (1 Year) classification, indicating standard moisture sensitivity handling requirements. Components must be stored in controlled humidity environments and used within one year of packaging opening to maintain reliability.