STPS640CBAlternatives & Equivalent Parts
About STPS640CB
STPS640CB is a Integrated Circuit component manufactured by STMicroelectronics. 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 | STPS640CBSource | STPS640CB-TR | L4974A | STPS1545CT | STPS640CSFY | TNPW1206249RBEEA | EFM8SB10F8G-A-QSOP24 |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | Vishay | Silicon Labs |
| Package Type | Other | Other | Dual-In-Line Packages | Transistor Outline, Vertical | Other | Other | Small Outline Packages |
| Pin Count | 3 | 3 | 20 | 3 | 3 | 2 | 24 |
| Temperature Range | — | — | -40.0°C ~ 150.0°C | ~ 175.0°C | -40.0°C ~ 150.0°C | -55.0°C ~ 125.0°C | — |
| Price | $0.5074 | $0.1404 | $5.2400 | $0.2400 | $0.2238 | $0.1250 | $0.9900 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | — |
| Electrical Parameters | |||||||
| YTEOL | 0 | 6.12 | 0 | 5.22 | 6.12 | 14 | — |
| Additional Feature | FREEWHEELING DIODE | FREEWHEELING DIODE | — | FREE WHEELING DIODE | FREE WHEELING DIODE | ANTI-SULFUR, RATED AC VOLTAGE (V): 200 | — |
| Application | POWER | POWER | — | FAST RECOVERY POWER | GENERAL PURPOSE | — | — |
| Case Connection | CATHODE | CATHODE | — | — | CATHODE | — | — |
| Configuration | COMMON CATHODE, 2 ELEMENTS | COMMON CATHODE, 2 ELEMENTS | — | COMMON CATHODE, 2 ELEMENTS | COMMON CATHODE, 2 ELEMENTS | — | — |
| Diode Element Material | SILICON | SILICON | — | SILICON | SILICON | — | — |
| Diode Type | RECTIFIER DIODE | RECTIFIER DIODE | — | RECTIFIER DIODE | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | 0.57 V | 0.57 V | — | 0.84 V | 0.58 V | — | — |
| JEDEC-95 Code | TO-252AA | TO-252AA | — | TO-220AB | TO-277A | — | — |
| JESD-30 Code | R-PSSO-G2 | R-PSSO-G2 | R-PDIP-T20 | R-PSFM-T3 | R-PDSO-F3 | — | — |
| JESD-609 Code | e3 | e3 | e3 | e3 | — | e3 | — |
| Non-rep Pk Forward Current-Max | 75 A | 75 A | — | 150 A | 120 A | — | — |
| Number of Elements | 2 | 2 | — | 2 | 2 | — | — |
| Number of Phases | 1 | 1 | — | 1 | 1 | — | — |
| Output Current-Max | 3 A | 3 A | 5.5 A | 7.5 A | 3 A | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | FLANGE MOUNT | SMALL OUTLINE | SMT | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | NOT SPECIFIED | NOT SPECIFIED | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — | — |
| Rep Pk Reverse Voltage-Max | 40 V | 40 V | — | 45 V | 40 V | — | — |
| Reverse Current-Max | 10000 µA | 10000 µA | — | 100 µA | 75 µA | — | — |
| Surface Mount | YES | YES | NO | NO | YES | YES | — |
| Technology | SCHOTTKY | SCHOTTKY | BCDMOS | SCHOTTKY | SCHOTTKY | THIN FILM | — |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) | TIN | Matte Tin (Sn) | — | MATTE TIN OVER NICKEL | — |
| Terminal Form | GULL WING | GULL WING | THROUGH-HOLE | THROUGH-HOLE | FLAT | — | — |
| Terminal Position | SINGLE | SINGLE | DUAL | SINGLE | DUAL | — | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | NOT SPECIFIED | NOT SPECIFIED | — | — |
| ## STPS640CB Alternates Showing results | Image | — | — | — | — | — | — |
| Factory Lead Time | — | 15 Weeks | — | 15 Weeks | 15 Weeks | 8 Weeks | — |
| Analog IC - Other Type | — | — | SWITCHING REGULATOR | — | — | — | — |
| Control Mode | — | — | VOLTAGE-MODE | — | — | — | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — | — | — | — |
| Input Voltage-Max | — | — | 50 V | — | — | — | — |
| Input Voltage-Min | — | — | 15 V | — | — | — | — |
| Input Voltage-Nom | — | — | 35 V | — | — | — | — |
| Number of Functions | — | — | 1 | — | — | — | — |
| Package Equivalence Code | — | — | DIP20,.3 | — | — | — | — |
| Switcher Configuration | — | — | BUCK | — | — | — | — |
| Switching Frequency-Max | — | — | 200 kHz | — | — | — | — |
| Terminal Pitch | — | — | 2.54 mm | — | — | — | — |
| Reverse Test Voltage | — | — | — | 45 V | 40 V | — | — |
| ## STPS1545CT Alternates Showing results | — | — | — | Image | — | — | — |
| Date Of Intro | — | — | — | — | 2020-10-29 | — | — |
| Reference Standard | — | — | — | — | AEC-Q101 | AEC-Q200 | — |
| Pbfree Code | — | — | — | — | — | Yes | — |
| Reach Compliance Code | — | — | — | — | — | Compliant | — |
| Construction | — | — | — | — | — | Rectangular | — |
| Mounting Feature | — | — | — | — | — | SURFACE MOUNT | — |
| Package Height | — | — | — | — | — | 0.55 mm | — |
| Package Length | — | — | — | — | — | 3.2 mm | — |
| Package Width | — | — | — | — | — | 1.6 mm | — |
| Packing Method | — | — | — | — | — | TR, Paper, 7 Inch | — |
| Rated Power Dissipation (P) | — | — | — | — | — | 0.27 W | — |
| Rated Temperature | — | — | — | — | — | 70 °C | — |
| Resistance | — | — | — | — | — | 249 Ω | — |
| Resistor Type | — | — | — | — | — | FIXED RESISTOR | — |
| Size Code | — | — | — | — | — | 1206 | — |
| Temperature Coefficient | — | — | — | — | — | 25 ppm/°C | — |
| Terminal Shape | — | — | — | — | — | WRAPAROUND | — |
| Tolerance | — | — | — | — | — | 0.1% | — |
| Working Voltage | — | — | — | — | — | 200 V | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 6 alternatives for STPS640CB — response within 24 hours.
Quick Links
STMicroelectronics Rectifier Diode, Schottky, 1 Phase, 2 Element, 3A, 40V V(RRM), Silicon, TO-252AA
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Why Look for Alternatives?
Finding alternatives for STPS640CB 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 STPS640CB 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 STPS640CB?
Known equivalents for STPS640CB include STPS640CB-TR, L4974A, STPS1545CT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STPS640CB?
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 STPS640CB 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.