BD681GAlternatives & Equivalent Parts
About BD681G
BD681G is a Transistor BJT NPN component manufactured by ON Semiconductor. It comes in a Transistor Outline, Vertical 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 | BD681GSource | MJ15025G | M24256-BRMN6P | STM32F030K6T6 |
|---|---|---|---|---|
| Manufacturer | ON Semiconductor | ON Semiconductor | STMicroelectronics | STMicroelectronics |
| Package Type | Transistor Outline, Vertical | Other | Small Outline Packages | Quad Flat Packages |
| Pin Count | 3 | 2 | 8 | 32 |
| Temperature Range | ~ 150.0°C | ~ 200.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.3927 | $3.9649 | $0.3360 | $0.8147 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | NOT RECOMMENDED | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | — |
| Manufacturer Package Code | 77-09 | 1-07 | — | — |
| Factory Lead Time | 11 Weeks | — | 10 Weeks | 13 Weeks |
| YTEOL | 4 | 4 | 3 | 9 |
| Collector Current-Max (IC) | 4 A | 16 A | — | — |
| Collector-Emitter Voltage-Max | 100 V | 250 V | — | — |
| Configuration | DARLINGTON WITH BUILT-IN DIODE AND RESISTOR | SINGLE | — | — |
| DC Current Gain-Min (hFE) | 750 | 5 | — | — |
| JEDEC-95 Code | TO-225AA | TO-204AA | — | — |
| JESD-30 Code | R-PSFM-T3 | O-MBFM-P2 | R-PDSO-G8 | S-PQFP-G32 |
| JESD-609 Code | e3 | e1 | e4 | e3 |
| Number of Elements | 1 | 1 | — | — |
| Package Body Material | PLASTIC/EPOXY | METAL | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | ROUND | RECTANGULAR | SQUARE |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | SMALL OUTLINE | FLATPACK, LOW PROFILE |
| Polarity/Channel Type | NPN | PNP | — | — |
| Power Dissipation-Max (Abs) | 40 W | 250 W | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Surface Mount | NO | NO | YES | YES |
| Terminal Finish | Matte Tin (Sn) - annealed | Tin/Silver/Copper (Sn/Ag/Cu) | NICKEL PALLADIUM GOLD | Tin (Sn) |
| Terminal Form | THROUGH-HOLE | PIN/PEG | GULL WING | GULL WING |
| Terminal Position | SINGLE | BOTTOM | DUAL | QUAD |
| Transistor Application | AMPLIFIER | AMPLIFIER | — | — |
| Transistor Element Material | SILICON | SILICON | — | — |
| Case Connection | — | COLLECTOR | — | — |
| Transition Frequency-Nom (fT) | — | 4 MHz | — | — |
| Reach Compliance Code | — | — | Compliant | — |
| Clock Frequency-Max (fCLK) | — | — | 1 MHz | — |
| Data Retention Time-Min | — | — | 200 | — |
| Endurance | — | — | 4000000 Write/Erase Cycles | — |
| I2C Control Byte | — | — | 1010DDDR | — |
| Memory Density | — | — | 262144 bit | — |
| Memory IC Type | — | — | EEPROM | — |
| Memory Width | — | — | 8 | — |
| Number of Functions | — | — | 1 | — |
| Number of Words | — | — | 32768 words | — |
| Number of Words Code | — | — | 32000 | — |
| Operating Mode | — | — | SYNCHRONOUS | — |
| Organization | — | — | 32KX8 | — |
| Package Equivalence Code | — | — | SOP8,.25 | QFP32,.35SQ,32 |
| Parallel/Serial | — | — | SERIAL | — |
| Programming Voltage | — | — | 2.5 V | — |
| Serial Bus Type | — | — | I2C | — |
| Standby Current-Max | — | — | 0.000001 A | — |
| Supply Current-Max | — | — | 0.0025 mA | 23.2 mA |
| Supply Voltage-Max (Vsup) | — | — | 5.5 V | — |
| Supply Voltage-Min (Vsup) | — | — | 1.8 V | — |
| Supply Voltage-Nom (Vsup) | — | — | 2.5 V | — |
| Technology | — | — | CMOS | CMOS |
| Temperature Grade | — | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Pitch | — | — | 1.27 mm | 0.8 mm |
| Write Cycle Time-Max (tWC) | — | — | 5 ms | — |
| Write Protection | — | — | HARDWARE | — |
| ## M24256-BRMN6P Alternates Showing results | — | — | Image | — |
| Has ADC | — | — | — | YES |
| Bit Size | — | — | — | 32 |
| Boundary Scan | — | — | — | NO |
| CPU Family | — | — | — | CORTEX-M0 |
| Clock Frequency-Max | — | — | — | 32 MHz |
| DAC Channels | — | — | — | NO |
| DMA Channels | — | — | — | YES |
| Number of I/O Lines | — | — | — | 24 |
| On Chip Program ROM Width | — | — | — | 8 |
| PWM Channels | — | — | — | YES |
| Peak Reflow Temperature (Cel) | — | — | — | 260 |
| RAM (bytes) | — | — | — | 4096 |
| ROM (words) | — | — | — | 32768 |
| ROM Programmability | — | — | — | FLASH |
| Speed | — | — | — | 48 MHz |
| Supply Voltage-Max | — | — | — | 3.6 V |
| Supply Voltage-Min | — | — | — | 3.3 V |
| Supply Voltage-Nom | — | — | — | 3.3 V |
| uPs/uCs/Peripheral ICs Type | — | — | — | MICROCONTROLLER, RISC |
| ## STM32F030K6T6 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 3 alternatives for BD681G — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for BD681G 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 BD681G 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 BD681G?
Known equivalents for BD681G include MJ15025G, M24256-BRMN6P, STM32F030K6T6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BD681G?
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 BD681G 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.