FZT549TAAlternatives & Equivalent Parts
About FZT549TA
FZT549TA is a Transistor BJT PNP component manufactured by Diodes Inc.. It comes in a SOT223 (3-Pin) 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 | FZT549TASource | NTCS0805E3474JXT | 34BW3P12B4M7QT | 1N4004 | STM32H743VIT6 | LM1117IMPX-3.3/NOPB |
|---|---|---|---|---|---|---|
| Manufacturer | Diodes Inc. | Vishay | Grayhill | MULTICOMP | STMicroelectronics | Texas Instruments |
| Package Type | SOT223 (3-Pin) | Thermistors Chip | Other | Diodes, Axial Diameter Horizontal Mounting | Quad Flat Packages | SOT223 (3-Pin) |
| Pin Count | 4 | 2 | 11 | 2 | 100 | 3 |
| Temperature Range | — | -55.0°C ~ 150.0°C | -30.0°C ~ 85.0°C | -55.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | $0.2206 | $0.1280 | $10.8800 | $0.0129 | $7.8999 | $0.1194 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | No | — | Yes | — | — | Yes |
| Factory Lead Time | 12 Weeks | — | — | — | — | — |
| YTEOL | 4 | 9 | 9 | 5.95 | 9 | 15 |
| Case Connection | COLLECTOR | — | — | ISOLATED | — | — |
| Collector Current-Max (IC) | 1 A | — | — | — | — | — |
| Collector-Emitter Voltage-Max | 30 V | — | — | — | — | — |
| Configuration | SINGLE | — | — | SINGLE | — | — |
| DC Current Gain-Min (hFE) | 70 | — | — | — | — | — |
| JESD-30 Code | R-PDSO-G4 | — | — | O-PALF-W2 | S-PQFP-G100 | R-PDSO-G4 |
| JESD-609 Code | e3 | e3 | e4 | — | e3 | e3 |
| Number of Elements | 1 | — | — | 1 | — | — |
| Package Body Material | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR PACKAGE | — | ROUND | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMT | — | LONG FORM | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | — | — | — | 260 | 260 |
| Polarity/Channel Type | PNP | — | — | — | — | — |
| Qualification Status | Not Qualified | — | — | — | — | Not Qualified |
| Surface Mount | YES | YES | NO | NO | YES | YES |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) - with Nickel (Ni) barrier | Gold (Au) | — | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | — | — | WIRE | GULL WING | GULL WING |
| Terminal Position | DUAL | — | — | AXIAL | QUAD | DUAL |
| Transistor Application | SWITCHING | — | — | — | — | — |
| Transistor Element Material | SILICON | — | — | — | — | — |
| Transition Frequency-Nom (fT) | 100 MHz | — | — | — | — | — |
| Reach Compliance Code | — | Compliant | — | — | — | — |
| Mounting Feature | — | SURFACE MOUNT | THROUGH HOLE-RIGHT ANGLE | — | — | — |
| Package Height | — | 0.8 mm | — | — | — | — |
| Package Length | — | 2 mm | — | — | — | — |
| Package Width | — | 1.25 mm | — | — | — | — |
| Packing Method | — | TR, PUNCHED PAPER | — | — | — | TR |
| Rated Power Dissipation (P) | — | 0.21 W | — | — | — | — |
| Rated Temperature | — | 25 °C | — | — | — | — |
| Reference Standard | — | AEC-Q200; CUL; UL | — | MIL-STD-202; UL RECOGNIZED | — | — |
| Resistance | — | 470000 Ω | — | — | — | — |
| Resistor Type | — | NTC THERMISTOR | — | — | — | — |
| Terminal Placement | — | DUAL ENDED | — | — | — | — |
| Terminal Shape | — | WRAPAROUND | — | — | — | — |
| Thermal Sensitivity Index | — | 4025 K | — | — | — | — |
| Thermistor Application | — | TEMPERATURE SENSING | — | — | — | — |
| Tolerance | — | 5% | — | — | — | — |
| Actuator Length | — | — | 0.299 inch | — | — | — |
| Body Breadth | — | — | 12.7 mm | — | — | — |
| Body Height | — | — | 12.8 mm | — | — | — |
| Body Length or Diameter | — | — | 14.35 mm | — | — | — |
| Bushing Length | — | — | 0.25 inch | — | — | — |
| Contact (AC) Max Rating R Load | — | — | 5A@125VAC | — | — | — |
| Contact Current(AC)-Max | — | — | 5 A | — | — | — |
| Contact Current(DC)-Max | — | — | 5 A | — | — | — |
| Contact (DC) Max Rating R Load | — | — | 5A@28VDC | — | — | — |
| Contact Voltage(AC)-Max | — | — | 125 V | — | — | — |
| Contact Voltage(DC)-Max | — | — | 28 V | — | — | — |
| Electrical Life | — | — | 50000 Cycle(s) | — | — | — |
| Illumination | — | — | NON-ILLUMINATED | — | — | — |
| PCB Hole Count | — | — | 11 | — | — | — |
| Sealing | — | — | EPOXY TERMINAL SEALED; IP67 | — | — | — |
| Switch Action | — | — | LATCHED | — | — | — |
| Switch Function | — | — | 3PDT | — | — | — |
| Switch Type | — | — | TOGGLE SWITCH | — | — | — |
| Termination Type | — | — | SOLDER | — | — | — |
| Application | — | — | — | GENERAL PURPOSE | — | — |
| Breakdown Voltage-Min | — | — | — | 400 V | — | — |
| Diode Element Material | — | — | — | SILICON | — | — |
| Diode Type | — | — | — | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | — | — | — | 1 V | — | — |
| JEDEC-95 Code | — | — | — | DO-41 | — | — |
| Non-rep Pk Forward Current-Max | — | — | — | 30 A | — | — |
| Number of Phases | — | — | — | 1 | — | — |
| Output Current-Max | — | — | — | 1 A | — | — |
| Rep Pk Reverse Voltage-Max | — | — | — | 400 V | — | — |
| Reverse Current-Max | — | — | — | 5 µA | — | — |
| Reverse Test Voltage | — | — | — | 400 V | — | — |
| Date Of Intro | — | — | — | — | 2016-10-19 | — |
| Has ADC | — | — | — | — | YES | — |
| Address Bus Width | — | — | — | — | 8 | — |
| Bit Size | — | — | — | — | 32 | — |
| Boundary Scan | — | — | — | — | YES | — |
| CPU Family | — | — | — | — | CORTEX-M7 | — |
| Clock Frequency-Max | — | — | — | — | 48 MHz | — |
| DAC Channels | — | — | — | — | YES | — |
| DMA Channels | — | — | — | — | YES | — |
| External Data Bus Width | — | — | — | — | 16 | — |
| Format | — | — | — | — | FLOATING-POINT | — |
| Integrated Cache | — | — | — | — | YES | — |
| Low Power Mode | — | — | — | — | YES | — |
| Number of DMA Channels | — | — | — | — | 4 | — |
| Number of I/O Lines | — | — | — | — | 82 | — |
| Number of Serial I/Os | — | — | — | — | 11 | — |
| Number of Timers | — | — | — | — | 21 | — |
| On Chip Data RAM Width | — | — | — | — | 8 | — |
| On Chip Program ROM Width | — | — | — | — | 8 | — |
| PWM Channels | — | — | — | — | YES | — |
| Package Equivalence Code | — | — | — | — | QFP100,.63SQ,20 | SOT-223 |
| RAM (bytes) | — | — | — | — | 1085440 | — |
| ROM (words) | — | — | — | — | 2097152 | — |
| ROM Programmability | — | — | — | — | FLASH | — |
| Speed | — | — | — | — | 480 MHz | — |
| Supply Current-Max | — | — | — | — | 100 mA | — |
| Supply Voltage-Max | — | — | — | — | 3.6 V | — |
| Supply Voltage-Min | — | — | — | — | 3.3 V | — |
| Supply Voltage-Nom | — | — | — | — | 3.3 V | — |
| Technology | — | — | — | — | CMOS | BIPOLAR |
| Temperature Grade | — | — | — | — | INDUSTRIAL | — |
| Terminal Pitch | — | — | — | — | 0.5 mm | 2.3 mm |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | 30 | 30 |
| uPs/uCs/Peripheral ICs Type | — | — | — | — | MICROCONTROLLER, RISC | — |
| Adjustability | — | — | — | — | — | FIXED |
| Dropout Voltage1-Max | — | — | — | — | — | 1.4 V |
| Dropout Voltage1-Nom | — | — | — | — | — | 1.2 V |
| Input Voltage Absolute-Max | — | — | — | — | — | 20 V |
| Input Voltage-Max | — | — | — | — | — | 15 V |
| Input Voltage-Min | — | — | — | — | — | 4.75 V |
| Line Regulation-Max | — | — | — | — | — | 0.006% |
| Load Regulation-Max | — | — | — | — | — | 0.01% |
| Number of Functions | — | — | — | — | — | 1 |
| Number of Outputs | — | — | — | — | — | 1 |
| Operating Temperature TJ-Max | — | — | — | — | — | 125 °C |
| Operating Temperature TJ-Min | — | — | — | — | — | -40 °C |
| Output Current1-Max | — | — | — | — | — | 0.8 A |
| Output Voltage1-Max | — | — | — | — | — | 3.432 V |
| Output Voltage1-Min | — | — | — | — | — | 3.168 V |
| Output Voltage1-Nom | — | — | — | — | — | 3.3 V |
| Regulator Type | — | — | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Voltage Tolerance-Max | — | — | — | — | — | 2% |
| ## LM1117IMPX-3.3/NOPB 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 5 alternatives for FZT549TA — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for FZT549TA 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 FZT549TA 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 FZT549TA?
Known equivalents for FZT549TA include NTCS0805E3474JXT, 34BW3P12B4M7QT, 1N4004. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of FZT549TA?
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 FZT549TA 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.