B0540WS-7Alternatives & Equivalent Parts
About B0540WS-7
B0540WS-7 is a Schottky Diode component manufactured by Diodes Inc.. It comes in a Small Outline Diode 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 | B0540WS-7Source | ATSAMD21G18A-AU | CAT24C256HU4IGT3 | ST1S41PHR | XC6206P332MR |
|---|---|---|---|---|---|
| Manufacturer | Diodes Inc. | Microchip | ON Semiconductor | STMicroelectronics | Torex |
| Package Type | Small Outline Diode | Quad Flat Packages | Small Outline No-lead | Small Outline Packages | SOT23 (3-Pin) |
| Pin Count | 2 | 48 | 8 | 9 | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $0.0630 | $1.3000 | $0.2073 | $0.9568 | $0.0411 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | Yes | — | — |
| YTEOL | 6.08 | 14 | 5 | 7.7 | 6.2 |
| Additional Feature | UL RECOGNIZED | — | 100 YEAR DATA RETENTION | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 18V | — |
| Application | GENERAL PURPOSE | — | — | — | — |
| Configuration | SINGLE | — | — | — | — |
| Diode Element Material | SILICON | — | — | — | — |
| Diode Type | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | 0.3 V | — | — | — | — |
| JESD-30 Code | R-PDSO-G2 | S-PQFP-G48 | R-PDSO-N8 | R-PDSO-G8 | R-PDSO-G3 |
| JESD-609 Code | e3 | e3 | e4 | e3 | — |
| Non-rep Pk Forward Current-Max | 3 A | — | — | — | — |
| Number of Elements | 1 | — | — | — | — |
| Number of Phases | 1 | — | — | — | — |
| Output Current-Max | 0.5 A | — | — | 7 A | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | FLATPACK, THIN PROFILE, FINE PITCH | SMALL OUTLINE, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | NOT SPECIFIED |
| Power Dissipation-Max | 0.235 W | — | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — |
| Reference Standard | UL RECOGNIZED | — | — | — | — |
| Rep Pk Reverse Voltage-Max | 40 V | — | — | — | — |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | SCHOTTKY | CMOS | CMOS | — | CMOS |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | — |
| Terminal Form | GULL WING | GULL WING | NO LEAD | GULL WING | GULL WING |
| Terminal Position | DUAL | QUAD | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — | NOT SPECIFIED |
| Manufacturer Package Code | — | TQFP-48 | 517AZ | — | — |
| Factory Lead Time | — | 4 Weeks | 14 Weeks | 12 Weeks | — |
| Has ADC | — | YES | — | — | — |
| Bit Size | — | 32 | — | — | — |
| Boundary Scan | — | NO | — | — | — |
| CPU Family | — | Cortex-M0+ | — | — | — |
| Clock Frequency-Max | — | 32 MHz | — | — | — |
| DAC Channels | — | YES | — | — | — |
| DMA Channels | — | YES | — | — | — |
| Format | — | FIXED POINT | — | — | — |
| Integrated Cache | — | YES | — | — | — |
| Low Power Mode | — | YES | — | — | — |
| Number of DMA Channels | — | 12 | — | — | — |
| Number of External Interrupts | — | 16 | — | — | — |
| Number of I/O Lines | — | 38 | — | — | — |
| Number of Serial I/Os | — | 6 | — | — | — |
| Number of Timers | — | 8 | — | — | — |
| On Chip Data RAM Width | — | 8 | — | — | — |
| On Chip Program ROM Width | — | 8 | — | — | — |
| PWM Channels | — | YES | — | — | — |
| Package Equivalence Code | — | TQFP48,.35SQ | SOLCC8,.12,20 | — | TO-236 |
| RAM (bytes) | — | 32768 | — | — | — |
| RAM (words) | — | 32768 | — | — | — |
| ROM (words) | — | 262144 | — | — | — |
| ROM Programmability | — | FLASH | — | — | — |
| Screening Level | — | TS 16949 | — | — | — |
| Speed | — | 48 MHz | — | — | — |
| Supply Current-Max | — | 92 mA | 0.003 mA | — | — |
| Supply Voltage-Max | — | 3.63 V | — | — | — |
| Supply Voltage-Min | — | 1.62 V | — | — | — |
| Supply Voltage-Nom | — | 3.3 V | — | — | — |
| Temperature Grade | — | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | — |
| Terminal Pitch | — | 0.5 mm | 0.5 mm | 1.27 mm | 0.95 mm |
| uPs/uCs/Peripheral ICs Type | — | MICROCONTROLLER, RISC | — | — | — |
| ## ATSAMD21G18A-AU Alternates Showing results | — | Image | — | — | — |
| Clock Frequency-Max (fCLK) | — | — | 0.4 MHz | — | — |
| Data Retention Time-Min | — | — | 100 | — | — |
| Endurance | — | — | 1000000 Write/Erase Cycles | — | — |
| I2C Control Byte | — | — | 1010DDDR | — | — |
| Memory Density | — | — | 262144 bit | — | — |
| Memory IC Type | — | — | EEPROM | — | — |
| Memory Width | — | — | 8 | — | — |
| Number of Functions | — | — | 1 | 1 | 1 |
| Number of Words | — | — | 32768 words | — | — |
| Number of Words Code | — | — | 32000 | — | — |
| Operating Mode | — | — | SYNCHRONOUS | — | — |
| Organization | — | — | 32KX8 | — | — |
| Parallel/Serial | — | — | SERIAL | — | — |
| Serial Bus Type | — | — | I2C | — | — |
| Standby Current-Max | — | — | 0.000001 A | — | — |
| Supply Voltage-Max (Vsup) | — | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | 1.8 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | — | — |
| Write Cycle Time-Max (tWC) | — | — | 5 ms | — | — |
| Write Protection | — | — | HARDWARE | — | — |
| Analog IC - Other Type | — | — | — | SWITCHING REGULATOR | — |
| Control Mode | — | — | — | CURRENT-MODE | — |
| Control Technique | — | — | — | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | — | — | — | 18 V | 6 V |
| Input Voltage-Min | — | — | — | 4 V | 1.8 V |
| Switcher Configuration | — | — | — | BUCK | — |
| Switching Frequency-Max | — | — | — | 1000 kHz | — |
| Dropout Voltage1-Max | — | — | — | — | 0.68 V |
| Dropout Voltage1-Nom | — | — | — | — | 0.25 V |
| Load Regulation-Max | — | — | — | — | 0.06% |
| Number of Outputs | — | — | — | — | 1 |
| Output Current1-Max | — | — | — | — | 0.2 A |
| Output Voltage1-Max | — | — | — | — | 3.366 V |
| Output Voltage1-Min | — | — | — | — | 3.234 V |
| Output Voltage1-Nom | — | — | — | — | 3.3 V |
| Regulator Type | — | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Voltage Tolerance-Max | — | — | — | — | 2% |
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 4 alternatives for B0540WS-7 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for B0540WS-7 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 B0540WS-7 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 B0540WS-7?
Known equivalents for B0540WS-7 include ATSAMD21G18A-AU, CAT24C256HU4IGT3, ST1S41PHR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of B0540WS-7?
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 B0540WS-7 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.