434121025816Alternatives & Equivalent Parts
About 434121025816
434121025816 is a Switch component manufactured by Würth Elektronik. It comes in a Other 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 | 434121025816Source | 4-1734839-0 | FT232RL-REEL | STM32F411RET6 | TL431AIDBZR |
|---|---|---|---|---|---|
| Manufacturer | Würth Elektronik | TE Connectivity | FTDI Chip | STMicroelectronics | Texas Instruments |
| Package Type | Other | Other | Small Outline Packages | Quad Flat Packages | SOT23 (3-Pin) |
| Pin Count | 2 | 40 | 28 | 64 | 3 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.3190 | $0.7860 | $2.9500 | $3.2952 | $0.1100 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | TRANSFERRED | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| YTEOL | 15 | 0 | 0 | 9 | 15 |
| Actuator Color | BLACK | — | — | — | — |
| Actuator Length | 0.031 inch | — | — | — | — |
| Actuator Material | LIQUID CRYSTAL POLYMER | — | — | — | — |
| Actuator Type | STEM | — | — | — | — |
| Body Breadth | 3.8 mm | 0.2 inch | — | — | — |
| Body Color | BLACK | — | — | — | — |
| Body Height | 1.7 mm | — | — | — | — |
| Body Length or Diameter | 6 mm | — | — | — | — |
| Center Contact Material | STAINLESS STEEL | — | — | — | — |
| Center Contact Plating | SILVER | — | — | — | — |
| Circuit Configuration | 1X1 | — | — | — | — |
| Contact Current(DC)-Max | 0.05 A | — | — | — | — |
| Contact (DC) Max Rating R Load | .05A@12VDC | — | — | — | — |
| Contact Resistance | 0.1 mΩ | — | — | — | — |
| Contact Voltage(DC)-Max | 12 V | — | — | — | — |
| Dielectric Withstand Volts | 250VAC V | — | — | — | — |
| Electrical Life | 50000 Cycle(s) | — | — | — | — |
| End Contact Material | STAINLESS STEEL | — | — | — | — |
| End Contact Plating | SILVER | — | — | — | — |
| Housing Material | STAINLESS STEEL | — | — | — | — |
| Insulation Resistance | 100000000 Ω | — | — | — | — |
| Insulator Material | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | — | — | — |
| JESD-609 Code | e4 | — | e3 | — | e4 |
| Mounting Feature | SURFACE MOUNT-STRAIGHT | — | — | — | — |
| Number of Switches | 1 | — | — | — | — |
| Operating Force-Max | 2.06 N | — | — | — | — |
| Packing Method | TAPE AND REEL | — | — | — | — |
| Solderability | REFLOW | — | — | — | — |
| Surface Mount | NO | — | YES | YES | YES |
| Switch Action | MOMENTARY | — | — | — | — |
| Switch Function | SPST | — | — | — | — |
| Switch Type | KEYPAD SWITCH | — | — | — | — |
| Terminal Finish | Silver (Ag) | — | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Material | COPPER ALLOY | — | — | — | — |
| Termination Type | SOLDER | SURFACE MOUNT | — | — | — |
| Body Depth | — | 0.08 inch | — | — | — |
| Body Length | — | 1.001 inch | — | — | — |
| Cable Types | — | FFC, FPC | — | — | — |
| Connector Type | — | FFC/FPC CONNECTOR | — | — | — |
| Contact Finish Mating | — | NOT APPLICABLE | — | — | — |
| Contact Gender | — | FEMALE | — | — | — |
| Contact Material | — | NOT APPLICABLE | — | — | — |
| Contact Pattern | — | RECTANGULAR | — | — | — |
| DIN Conformance | — | NO | — | — | — |
| EMI Shielded | — | NO | — | — | — |
| Empty Shell | — | YES | — | — | — |
| Filter Feature | — | NO | — | — | — |
| IEC Conformance | — | NO | — | — | — |
| Insertion Force-Max | — | ZIF N | — | — | — |
| Insulator Color | — | NATURAL | — | — | — |
| MIL Conformance | — | NO | — | — | — |
| Mains Connector Rating | — | .5A | — | — | — |
| Mixed Contacts | — | NO | — | — | — |
| Mounting Style | — | RIGHT ANGLE | — | — | — |
| Mounting Type | — | BOARD | — | — | — |
| Number Of Connectors | — | ONE | — | — | — |
| Number of Ports | — | 1 | — | — | — |
| Number of Rows Loaded | — | 1 | — | — | — |
| Option | — | GENERAL PURPOSE | — | — | — |
| Panel Mount | — | NO | — | — | — |
| Plating Thickness | — | .984u inch | — | — | — |
| Rated Current (Signal) | — | 0.5 A | — | — | — |
| Terminal Pitch | — | 0.5 mm | 0.65 mm | 0.5 mm | 0.95 mm |
| Total Number of Contacts | — | 40 | — | — | — |
| UL Flammability Code | — | 94V-0 | — | — | — |
| Configuration Features: Number of Rows 1 | — | Compatible With Wire & Cable Type FPC | — | — | — |
| Number of Positions 40 | — | Compatible With Wire & Cable Type FFC | — | — | — |
| Contact Mating Area Plating Material Thickness .025 MICM | — | Contact Mating Location Top | — | — | — |
| Pbfree Code | — | — | Yes | — | Yes |
| Bus Compatibility | — | — | UART, USB | — | — |
| Clock Frequency-Max | — | — | 12.02 MHz | 26 MHz | — |
| JESD-30 Code | — | — | R-PDSO-G28 | S-PQFP-G64 | R-PDSO-G3 |
| Package Body Material | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | — | SSOP28,.3 | QFP64,.47SQ,20 | TO-236 |
| Package Shape | — | — | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | — | — | SMALL OUTLINE, SHRINK PITCH | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE, THIN PROFILE |
| Peak Reflow Temperature (Cel) | — | — | 260 | NOT SPECIFIED | 260 |
| Qualification Status | — | — | Not Qualified | — | Not Qualified |
| Supply Current-Max | — | — | 0.1 mA | 34.5 mA | — |
| Supply Voltage-Max | — | — | 5.25 V | 3.6 V | — |
| Supply Voltage-Min | — | — | 3.3 V | 3.3 V | — |
| Supply Voltage-Nom | — | — | 5 V | 3.3 V | — |
| Technology | — | — | CMOS | CMOS | BIPOLAR |
| Temperature Grade | — | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Form | — | — | GULL WING | GULL WING | GULL WING |
| Terminal Position | — | — | DUAL | QUAD | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | NOT SPECIFIED | 30 |
| uPs/uCs/Peripheral ICs Type | — | — | BUS CONTROLLER, UNIVERSAL SERIAL BUS | MICROCONTROLLER, RISC | — |
| Factory Lead Time | — | — | — | 15 Weeks | — |
| Has ADC | — | — | — | YES | — |
| Bit Size | — | — | — | 32 | — |
| Boundary Scan | — | — | — | YES | — |
| CPU Family | — | — | — | CORTEX-M4 | — |
| DAC Channels | — | — | — | NO | — |
| DMA Channels | — | — | — | YES | — |
| Format | — | — | — | FLOATING POINT | — |
| Integrated Cache | — | — | — | NO | — |
| Low Power Mode | — | — | — | YES | — |
| Number of External Interrupts | — | — | — | 16 | — |
| Number of I/O Lines | — | — | — | 50 | — |
| On Chip Data RAM Width | — | — | — | 8 | — |
| On Chip Program ROM Width | — | — | — | 8 | — |
| PWM Channels | — | — | — | YES | — |
| RAM (bytes) | — | — | — | 131072 | — |
| RAM (words) | — | — | — | 65536 | — |
| ROM (words) | — | — | — | 524288 | — |
| ROM Programmability | — | — | — | FLASH | — |
| Speed | — | — | — | 100 MHz | — |
| ## STM32F411RET6 Alternates Showing results | — | — | — | Image | — |
| Analog IC - Other Type | — | — | — | — | TWO TERMINAL VOLTAGE REFERENCE |
| Number of Functions | — | — | — | — | 1 |
| Number of Outputs | — | — | — | — | 1 |
| Output Current-Max | — | — | — | — | 0.1 A |
| Output Voltage-Max | — | — | — | — | 2.52 V |
| Output Voltage-Min | — | — | — | — | 2.47 V |
| Output Voltage-Nom | — | — | — | — | 2.495 V |
| Temp Coef of Voltage-Max | — | — | — | — | 92 ppm/°C |
| Trim/Adjustable Output | — | — | — | — | YES |
| Voltage Tolerance-Max | — | — | — | — | 1% |
| ## TL431AIDBZR Alternates Showing results | — | — | — | — | Image |
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 4 alternatives for 434121025816 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 434121025816 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 434121025816 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 434121025816?
Known equivalents for 434121025816 include 4-1734839-0, FT232RL-REEL, STM32F411RET6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 434121025816?
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 434121025816 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.