BC857BWAlternatives & Equivalent Parts
About BC857BW
BC857BW is a Integrated Circuit component manufactured by Nexperia. It comes in a SOT23 (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 | BC857BWSource | 24AA02UIDT-I/OT | ADM3490EARZ |
|---|---|---|---|
| Manufacturer | Nexperia | Microchip | Analog Devices |
| Package Type | SOT23 (3-Pin) | SOT23 (5-Pin) | Small Outline Packages |
| Pin Count | 3 | 5 | 8 |
| Temperature Range | -65.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.0090 | $0.2500 | $1.7804 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Date Of Intro | 1992-12-30 | — | — |
| YTEOL | 7 | 13 | 10 |
| Collector Current-Max (IC) | 0.1 A | — | — |
| Collector-Emitter Voltage-Max | 45 V | — | — |
| Configuration | SINGLE | — | — |
| DC Current Gain-Min (hFE) | 220 | — | — |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G5 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e3 |
| Number of Elements | 1 | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Polarity/Channel Type | PNP | — | — |
| Power Dissipation-Max (Abs) | 0.2 W | — | — |
| Reference Standard | IEC-60134 | — | — |
| Surface Mount | YES | YES | YES |
| Terminal Finish | Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 40 | — |
| Transistor Application | SWITCHING | — | — |
| Transistor Element Material | SILICON | — | — |
| Transition Frequency-Nom (fT) | 100 MHz | — | — |
| VCEsat-Max | 0.6 V | — | — |
| Manufacturer Package Code | — | SOT-23-5 | R-8 |
| Factory Lead Time | — | 6 Weeks | — |
| Additional Feature | — | 1.7V TO 2.5V @ 0.1MHz | DATA RATES UPTO 12 MBPS |
| Clock Frequency-Max (fCLK) | — | 0.4 MHz | — |
| Data Retention Time-Min | — | 200 | — |
| Endurance | — | 1000000 Write/Erase Cycles | — |
| I2C Control Byte | — | 1010DDDR | — |
| Memory Density | — | 2048 bit | — |
| Memory IC Type | — | EEPROM | — |
| Memory Width | — | 8 | — |
| Number of Functions | — | 1 | 1 |
| Number of Ports | — | 1 | — |
| Number of Words | — | 256 words | — |
| Number of Words Code | — | 256 | — |
| Operating Mode | — | SYNCHRONOUS | — |
| Organization | — | 256X8 | — |
| Output Characteristics | — | OPEN-DRAIN | 3-STATE |
| Package Equivalence Code | — | TSOP5/6,.11,37 | SOP8,.25 |
| Parallel/Serial | — | SERIAL | — |
| Programming Voltage | — | 5 V | — |
| Screening Level | — | TS 16949 | — |
| Serial Bus Type | — | I2C | — |
| Standby Current-Max | — | 0.000001 A | — |
| Supply Current-Max | — | 0.003 mA | 2.2 mA |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — |
| Supply Voltage-Min (Vsup) | — | 2.5 V | — |
| Supply Voltage-Nom (Vsup) | — | 5 V | — |
| Technology | — | CMOS | CMOS |
| Temperature Grade | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Pitch | — | 0.95 mm | 1.27 mm |
| Write Cycle Time-Max (tWC) | — | 5 ms | — |
| Pbfree Code | — | — | No |
| Differential Output | — | — | YES |
| Driver Number of Bits | — | — | 1 |
| High Level Input Current-Max | — | — | 0.000002 A |
| Input Characteristics | — | — | DIFFERENTIAL SCHMITT TRIGGER |
| Interface IC Type | — | — | LINE TRANSCEIVER |
| Interface Standard | — | — | EIA-422; EIA-485 |
| Out Swing-Min | — | — | 1.5 V |
| Output Low Current-Max | — | — | 0.0025 A |
| Output Polarity | — | — | COMPLEMENTARY |
| Qualification Status | — | — | Not Qualified |
| Receive Delay-Max | — | — | 120 ns |
| Receiver Number of Bits | — | — | 1 |
| Supply Voltage-Max | — | — | 3.6 V |
| Supply Voltage-Min | — | — | 3 V |
| Supply Voltage-Nom | — | — | 3.3 V |
| Supply Voltage1-Max | — | — | 3.6 V |
| Supply Voltage1-Min | — | — | 3 V |
| Supply Voltage1-Nom | — | — | 3.3 V |
| Transmit Delay-Max | — | — | 35 ns |
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 2 alternatives for BC857BW — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for BC857BW 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 BC857BW 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 BC857BW?
Known equivalents for BC857BW include 24AA02UIDT-I/OT, ADM3490EARZ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BC857BW?
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 BC857BW 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.