T491A105K025ATAlternatives & Equivalent Parts
About T491A105K025AT
T491A105K025AT is a Capacitor Polarised component manufactured by Kemet. 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 | T491A105K025ATSource | P6KE33CA | IRF3205PBF | ATTINY45-20SUR | PDS1040L-13 |
|---|---|---|---|---|---|
| Manufacturer | Kemet | STMicroelectronics | Infineon | Microchip | Diodes Inc. |
| Package Type | Other | Diodes, Axial Diameter Horizontal Mounting | Transistor Outline, Vertical | Small Outline Packages | Other |
| Pin Count | 2 | 2 | 3 | 8 | 3 |
| Temperature Range | — | -55.0°C ~ 175.0°C | -55.0°C ~ 175.0°C | -40.0°C ~ 85.0°C | -65.0°C ~ 150.0°C |
| Price | $0.0867 | $0.0585 | $0.4320 | $0.8664 | $0.3316 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | — | END OF LIFE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | — | 25 Weeks | — | 6 Weeks | — |
| YTEOL | — | 1 | 5.1 | 14 | 6 |
| Additional Feature | — | UL RECOGNIZED | AVALANCHE RATED, HIGH RELIABILITY, ULTRA-LOW RESISTANCE | OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ | FREE WHEELING DIODE, HIGH RELIABILITY |
| Breakdown Voltage-Max | — | 34.7 V | — | — | — |
| Breakdown Voltage-Min | — | 31.4 V | — | — | — |
| Breakdown Voltage-Nom | — | 33 V | — | — | — |
| Case Connection | — | ISOLATED | DRAIN | — | CATHODE |
| Clamping Voltage-Max | — | 59 V | — | — | — |
| Configuration | — | SINGLE, 1 CHANNEL | SINGLE WITH BUILT-IN DIODE | — | SINGLE |
| Diode Capacitance-Min | — | 500 pF | — | — | — |
| Diode Element Material | — | SILICON | — | — | SILICON |
| Diode Type | — | TRANS VOLTAGE SUPPRESSOR DIODE | — | — | RECTIFIER DIODE |
| JEDEC-95 Code | — | DO-204AC | TO-220AB | — | — |
| JESD-30 Code | — | O-PALF-W2 | R-PSFM-T3 | R-PDSO-G8 | R-PDSO-F3 |
| JESD-609 Code | — | e3 | e3 | e3 | e3 |
| Non-rep Peak Rev Power Dis-Max | — | 600 W | — | — | — |
| Number of Elements | — | 1 | 1 | — | 1 |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | — | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | — | LONG FORM | FLANGE MOUNT | SMALL OUTLINE | SMALL OUTLINE |
| Polarity | — | BIDIRECTIONAL | — | — | — |
| Power Dissipation-Max | — | 5 W | — | — | — |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Reference Standard | — | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 | — | — | — |
| Rep Pk Reverse Voltage-Max | — | 28.2 V | — | — | 40 V |
| Reverse Current-Max | — | 0.5 µA | — | — | — |
| Reverse Test Voltage | — | 28.2 V | — | — | — |
| Surface Mount | — | NO | NO | YES | YES |
| Technology | — | AVALANCHE | — | CMOS | SCHOTTKY |
| Terminal Finish | — | Matte Tin (Sn) | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) | Matte Tin (Sn) - annealed |
| Terminal Form | — | WIRE | THROUGH-HOLE | GULL WING | FLAT |
| Terminal Position | — | AXIAL | SINGLE | DUAL | DUAL |
| ## P6KE33CA Alternates Showing results | — | Image | — | — | — |
| Avalanche Energy Rating (Eas) | — | — | 264 mJ | — | — |
| DS Breakdown Voltage-Min | — | — | 55 V | — | — |
| Drain Current-Max (ID) | — | — | 75 A | — | — |
| Drain-source On Resistance-Max | — | — | 0.008 Ω | — | — |
| FET Technology | — | — | METAL-OXIDE SEMICONDUCTOR | — | — |
| Operating Mode | — | — | ENHANCEMENT MODE | — | — |
| Polarity/Channel Type | — | — | N-CHANNEL | — | — |
| Power Dissipation-Max (Abs) | — | — | 200 W | — | — |
| Pulsed Drain Current-Max (IDM) | — | — | 390 A | — | — |
| Transistor Application | — | — | SWITCHING | — | — |
| Transistor Element Material | — | — | SILICON | — | — |
| Pbfree Code | — | — | — | Yes | No |
| Manufacturer Package Code | — | — | — | SOIJ-8 | POWERDI5 |
| Has ADC | — | — | — | YES | — |
| Bit Size | — | — | — | 8 | — |
| Boundary Scan | — | — | — | NO | — |
| CPU Family | — | — | — | AVR RISC | — |
| Clock Frequency-Max | — | — | — | 20 MHz | — |
| DAC Channels | — | — | — | NO | — |
| DMA Channels | — | — | — | NO | — |
| Format | — | — | — | FIXED POINT | — |
| Integrated Cache | — | — | — | NO | — |
| Low Power Mode | — | — | — | YES | — |
| Number of External Interrupts | — | — | — | 1 | — |
| Number of I/O Lines | — | — | — | 6 | — |
| Number of Timers | — | — | — | 2 | — |
| On Chip Data RAM Width | — | — | — | 8 | — |
| On Chip Program ROM Width | — | — | — | 8 | — |
| PWM Channels | — | — | — | YES | — |
| Package Equivalence Code | — | — | — | SOP8,.3 | — |
| Peak Reflow Temperature (Cel) | — | — | — | 260 | 255 |
| RAM (bytes) | — | — | — | 256 | — |
| ROM (words) | — | — | — | 4096 | — |
| ROM Programmability | — | — | — | FLASH | — |
| Speed | — | — | — | 20 MHz | — |
| Supply Current-Max | — | — | — | 8 mA | — |
| Supply Voltage-Max | — | — | — | 5.5 V | — |
| Supply Voltage-Min | — | — | — | 5 V | — |
| Supply Voltage-Nom | — | — | — | 5 V | — |
| Temperature Grade | — | — | — | INDUSTRIAL | — |
| Terminal Pitch | — | — | — | 1.27 mm | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 40 | 30 |
| uPs/uCs/Peripheral ICs Type | — | — | — | MICROCONTROLLER, RISC | — |
| ## ATTINY45-20SUR Alternates Showing results | — | — | — | Image | — |
| Application | — | — | — | — | GENERAL PURPOSE |
| Forward Voltage-Max (VF) | — | — | — | — | 0.35 V |
| Non-rep Pk Forward Current-Max | — | — | — | — | 275 A |
| Number of Phases | — | — | — | — | 1 |
| Output Current-Max | — | — | — | — | 10 A |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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FAQ
What is equivalent to T491A105K025AT?
Known equivalents for T491A105K025AT include P6KE33CA, IRF3205PBF, ATTINY45-20SUR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of T491A105K025AT?
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 T491A105K025AT 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.