2N2904Alternatives & Equivalent Parts
About 2N2904
2N2904 is a Transistor BJT PNP component manufactured by Microchip. 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 | 2N2904Source | TPS2051BD | 7443330068 | STSPIN32F0ATR |
|---|---|---|---|---|
| Manufacturer | Microchip | Texas Instruments | Würth Elektronik | STMicroelectronics |
| Package Type | Other | Small Outline Packages | Other | Quad Flat No-Lead |
| Pin Count | 3 | 8 | 2 | 49 |
| Temperature Range | — | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.4500 | $0.3811 | $1.4250 | $1.7295 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| YTEOL | 23 | 0 | 15 | 9 |
| JESD-609 Code | e0 | e4 | e2 | — |
| Qualification Status | Not Qualified | Not Qualified | — | — |
| Terminal Finish | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Copper (Sn/Cu) | Matte Tin (Sn) - annealed |
| Pbfree Code | — | Yes | — | — |
| Additional Feature | — | UNDERVOLTAGE LOCKOUT | — | — |
| Adjustable Threshold | — | NO | — | — |
| Analog IC - Other Type | — | LOAD SWITCH | — | — |
| Input Voltage-Max | — | 5.5 V | — | — |
| Input Voltage-Min | — | 2.7 V | — | — |
| JESD-30 Code | — | R-PDSO-G8 | — | S-XQCC-N48 |
| Number of Channels | — | 1 | — | — |
| Number of Functions | — | 1 | 1 | — |
| Package Body Material | — | PLASTIC/EPOXY | — | UNSPECIFIED |
| Package Shape | — | RECTANGULAR | — | SQUARE |
| Package Style | — | SMALL OUTLINE | SMT | CHIP CARRIER, HEAT SINK/SLUG |
| Peak Reflow Temperature (Cel) | — | 260 | — | 260 |
| Supply Current-Max (Isup) | — | 0.07 mA | — | — |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | — | 2.7 V | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | — |
| Surface Mount | — | YES | YES | YES |
| Temperature Grade | — | INDUSTRIAL | — | AUTOMOTIVE |
| Terminal Form | — | GULL WING | — | NO LEAD |
| Terminal Pitch | — | 1.27 mm | — | 0.5 mm |
| Terminal Position | — | DUAL | — | QUAD |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | 30 |
| ## TPS2051BD Alternates Showing results | — | Image | — | — |
| Case/Size Code | — | — | 4339 | — |
| Construction | — | — | Rectangular | — |
| Core Material | — | — | FERRITE | — |
| DC Resistance | — | — | 0.00265 Ω | — |
| Inductance-Nom (L) | — | — | 0.68 µH | — |
| Inductor Application | — | — | HIGH CURRENT INDUCTOR | — |
| Inductor Type | — | — | GENERAL PURPOSE INDUCTOR | — |
| Package Height | — | — | 9.3 mm | — |
| Package Length | — | — | 10.9 mm | — |
| Package Width | — | — | 10 mm | — |
| Packing Method | — | — | TR, Embossed Plastic, 13 Inch | — |
| Rated Current-Max | — | — | 20 A | — |
| Self Resonance Frequency | — | — | 140 MHz | — |
| Shape/Size Description | — | — | RECTANGULAR PACKAGE | — |
| Shielded | — | — | YES | — |
| Special Feature | — | — | INDUCTANCE IS MEASURED AT 10 mA | — |
| Terminal Placement | — | — | DUAL ENDED | — |
| Terminal Shape | — | — | WRAPAROUND | — |
| Test Frequency | — | — | 0.1 MHz | — |
| Tolerance | — | — | 20% | — |
| Factory Lead Time | — | — | — | 20 Weeks |
| Date Of Intro | — | — | — | 2017-09-22 |
| Supply Voltage-Max | — | — | — | 45 V |
| Supply Voltage-Min | — | — | — | 6.7 V |
| Supply Voltage-Nom | — | — | — | 8 V |
| Technology | — | — | — | CMOS |
| uPs/uCs/Peripheral ICs Type | — | — | — | MICROPROCESSOR CIRCUIT |
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 2N2904 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 2N2904 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 2N2904 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 2N2904?
Known equivalents for 2N2904 include TPS2051BD, 7443330068, STSPIN32F0ATR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 2N2904?
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 2N2904 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.