FT231XQAlternatives & Equivalent Parts
About FT231XQ
FT231XQ is a Integrated Circuit component manufactured by FTDI Chip. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | FT231XQSource | PESD3V3L1UB | RK73B1ETTP153J | RK73B1ETTP270J | RK73B1ETTP330J | RK73B1ETTP102J |
|---|---|---|---|---|---|---|
| Manufacturer | FTDI Chip | Nexperia | KOA Speer | KOA Speer | KOA Speer | KOA Speer |
| Package Type | Quad Flat No-Lead | Small Outline Diode | Resistor Chip | Resistor Chip | Resistor Chip | Resistor Chip |
| Pin Count | 21 | 2 | 2 | 2 | 2 | 2 |
| Temperature Range | — | -55.0°C ~ 150.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C |
| Price | — | $0.0368 | $0.0010 | $0.0010 | $0.0014 | $0.0016 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Date Of Intro | — | 2017-02-01 | — | — | — | — |
| YTEOL | — | 5.95 | 13 | 13 | 13 | 13 |
| Additional Feature | — | LOW CAPACITANCE, MIL-STD-883 | — | — | — | — |
| Breakdown Voltage-Max | — | 6 V | — | — | — | — |
| Breakdown Voltage-Min | — | 5.3 V | — | — | — | — |
| Breakdown Voltage-Nom | — | 5.6 V | — | — | — | — |
| Clamping Voltage-Max | — | 8 V | — | — | — | — |
| Configuration | — | SINGLE, 1 CHANNEL | — | — | — | — |
| Diode Element Material | — | SILICON | — | — | — | — |
| Diode Type | — | TRANS VOLTAGE SUPPRESSOR DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | 1.2 V | — | — | — | — |
| JESD-30 Code | — | R-PDSO-F2 | — | — | — | — |
| JESD-609 Code | — | e3 | e3 | e3 | e3 | e3 |
| Non-rep Peak Rev Power Dis-Max | — | 45 W | — | — | — | — |
| Number of Elements | — | 1 | — | — | — | — |
| Package Body Material | — | PLASTIC/EPOXY | — | — | — | — |
| Package Shape | — | RECTANGULAR | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE |
| Package Style | — | SMALL OUTLINE | SMT | SMT | SMT | SMT |
| Peak Reflow Temperature (Cel) | — | 260 | — | — | — | — |
| Polarity | — | UNIDIRECTIONAL | — | — | — | — |
| Reference Standard | — | AEC-Q101; IEC-60134; IEC-61000-4-2, 4-5 | AEC-Q200, IEC60115-8 | AEC-Q200, IEC60115-8 | AEC-Q200, IEC60115-8 | AEC-Q200, IEC60115-8 |
| Rep Pk Reverse Voltage-Max | — | 3.3 V | — | — | — | — |
| Reverse Current-Max | — | 0.3 µA | — | — | — | — |
| Reverse Test Voltage | — | 3.3 V | — | — | — | — |
| Surface Mount | — | YES | YES | YES | YES | YES |
| Technology | — | AVALANCHE | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM |
| Terminal Finish | — | TIN | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - with Nickel (Ni) barrier | MATTE TIN OVER NICKEL | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Form | — | FLAT | — | — | — | — |
| Terminal Position | — | DUAL | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | — | — | — |
| Pbfree Code | — | — | Yes | Yes | Yes | Yes |
| Reach Compliance Code | — | — | Compliant | Compliant | Compliant | Compliant |
| Construction | — | — | Rectangular | Rectangular | Rectangular | Rectangular |
| Mounting Feature | — | — | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Package Height | — | — | 0.35 mm | 0.35 mm | 0.35 mm | 0.35 mm |
| Package Length | — | — | 1 mm | 1 mm | 1 mm | 1 mm |
| Package Width | — | — | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Packing Method | — | — | TR, Punched Paper, 7 Inch | TR, Punched Paper, 7 Inch | TR, Punched Paper, 7 Inch | TR, Punched Paper, 7 Inch |
| Rated Power Dissipation (P) | — | — | 0.1 W | 0.1 W | 0.1 W | 0.1 W |
| Rated Temperature | — | — | 70 °C | 70 °C | 70 °C | 70 °C |
| Resistance | — | — | 15000 Ω | 27 Ω | 33 Ω | 1000 Ω |
| Resistor Type | — | — | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR |
| Size Code | — | — | 0402 | 0402 | 0402 | 0402 |
| Temperature Coefficient | — | — | 200 ppm/°C | 200 ppm/°C | 200 ppm/°C | 200 ppm/°C |
| Terminal Shape | — | — | WRAPAROUND | WRAPAROUND | WRAPAROUND | WRAPAROUND |
| Tolerance | — | — | 5% | 5% | 5% | 5% |
| Working Voltage | — | — | 75 V | 75 V | 75 V | 75 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for FT231XQ 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 FT231XQ 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.
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FAQ
What is equivalent to FT231XQ?
Known equivalents for FT231XQ include PESD3V3L1UB, RK73B1ETTP153J, RK73B1ETTP270J. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of FT231XQ?
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 FT231XQ 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.