KSZ9477STXIAlternatives & Equivalent Parts
About KSZ9477STXI
KSZ9477STXI is a Switch component manufactured by Microchip. It comes in a Quad Flat Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for KSZ9477STXI — response within 24 hours.
Specification Comparison
| Parameter | KSZ9477STXISource | ETH1-460LB | NFM21CC223R1H3D | S2S4BY0F |
|---|---|---|---|---|
| Manufacturer | Microchip | COILCRAFT | Murata Electronics | Sharp Microelectronics |
| Package Type | Quad Flat Packages | Other | Other | Small Outline Packages |
| Pin Count | 128 | 24 | 4 | 4 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | — |
| Price | $13.8400 | $11.9273 | $0.0448 | — |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Manufacturer Package Code | TQFP-128 | — | — | — |
| Factory Lead Time | 1 Week | — | 10 Weeks | — |
| Date Of Intro | 2017-03-08 | — | — | — |
| YTEOL | 18 | 0 | 7 | — |
| JESD-30 Code | S-PQFP-G128 | — | — | — |
| JESD-609 Code | e3 | — | e3 | — |
| Number of Functions | 1 | — | 1 | — |
| Package Body Material | PLASTIC/EPOXY | — | — | — |
| Package Equivalence Code | TQFP128,.63SQ,16 | — | — | — |
| Package Shape | SQUARE | — | — | — |
| Package Style | FLATPACK, HEAT SINK/SLUG, THIN PROFILE, FINE PITCH | — | — | — |
| Supply Voltage-Nom | 1.2 V | — | — | — |
| Surface Mount | YES | YES | — | — |
| Telecom IC Type | ETHERNET SWITCH | — | — | — |
| Temperature Grade | INDUSTRIAL | — | — | — |
| Terminal Finish | Matte Tin (Sn) | Tin/Silver/Copper - Tin - with Nickel barrier | Tin (Sn) - with Nickel (Ni) barrier | — |
| Terminal Form | GULL WING | — | — | — |
| Terminal Pitch | 0.4 mm | — | — | — |
| Terminal Position | QUAD | — | — | — |
| Additional Feature | — | WIDTH AND HEIGHT DIMENSION INCLUDES TERMINAL ALSO | C-TYPE CIRCUIT | — |
| Height | — | 10.16 mm | 0.85 mm | — |
| Mounting Feature | — | SURFACE MOUNT | — | — |
| Number of Primary Winding | — | 4 | — | — |
| Number of Secondary Winding | — | 4 | — | — |
| Packing Method | — | TR | TAPE AND REEL | — |
| Power Rating | — | 120 W | — | — |
| Primary Inductance | — | 350 µH | — | — |
| Transformer Type | — | SMPS TRANSFORMER | — | — |
| Pbfree Code | — | — | Yes | — |
| Capacitance | — | — | 22000 µF | — |
| DC Resistance-Max | — | — | 0.03 Ω | — |
| Filter Type | — | — | FEED THROUGH CAPACITOR | — |
| Insulation Resistance-Min | — | — | 1000 MΩ | — |
| Mounting Type | — | — | SURFACE MOUNT | — |
| Rated Current | — | — | 2 A | — |
| Rated Voltage | — | — | 50 V | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for KSZ9477STXI — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for KSZ9477STXI is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating KSZ9477STXI replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for KSZ9477STXI. Get expert recommendations within 24 hours.
FAQ
What is equivalent to KSZ9477STXI?
Known equivalents for KSZ9477STXI include ETH1-460LB, NFM21CC223R1H3D, S2S4BY0F. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of KSZ9477STXI?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify KSZ9477STXI alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.