1SMB5931BT3GAlternatives & Equivalent Parts
About 1SMB5931BT3G
1SMB5931BT3G is a Zener Diode component manufactured by ON Semiconductor. It comes in a Diodes Moulded 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 | 1SMB5931BT3GSource | BCR402UE6327HTSA1 | LM2574M-5.0 | SMW3100RJT |
|---|---|---|---|---|
| Manufacturer | ON Semiconductor | Infineon | Texas Instruments | TE Connectivity |
| Package Type | Diodes Moulded | SOT23 (6-Pin) | Small Outline Packages | Resistor Moulded |
| Pin Count | 2 | 6 | 14 | 2 |
| Temperature Range | -65.0°C ~ 150.0°C | ~ 150.0°C | -40.0°C ~ 125.0°C | ~ 280.0°C |
| Price | $0.0700 | $0.1408 | $0.8261 | $0.2661 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | OBSOLETE | TRANSFERRED |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | Yes | — |
| Manufacturer Package Code | 403A-03 | — | — | — |
| YTEOL | 6.65 | 0 | 0 | — |
| Configuration | SINGLE | — | — | — |
| Diode Element Material | SILICON | — | — | — |
| Diode Type | ZENER DIODE | — | — | — |
| Dynamic Impedance-Max | 12 Ω | — | — | — |
| JEDEC-95 Code | DO-214AA | — | — | — |
| JESD-30 Code | R-PDSO-L2 | R-PDSO-G6 | R-PDSO-G14 | — |
| JESD-609 Code | e3 | e3 | e0 | e3 |
| Number of Elements | 1 | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | — |
| Peak Reflow Temperature (Cel) | 260 | — | 220 | — |
| Polarity | UNIDIRECTIONAL | — | — | — |
| Power Dissipation-Max | 3 W | — | — | — |
| Qualification Status | Not Qualified | — | Not Qualified | — |
| Reference Voltage-Nom | 18 V | — | — | — |
| Surface Mount | YES | YES | YES | YES |
| Technology | ZENER | BIPOLAR | BIPOLAR | WIRE WOUND |
| Terminal Finish | Matte Tin (Sn) - annealed | Tin (Sn) | Tin/Lead (Sn/Pb) | TIN |
| Terminal Form | L BEND | GULL WING | GULL WING | — |
| Terminal Position | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | NOT SPECIFIED | — |
| Voltage Tol-Max | 5% | — | — | — |
| Working Test Current | 20.8 mA | — | — | — |
| Factory Lead Time | — | 13 Weeks | — | 19 Weeks, 2 Days |
| Data Input Mode | — | SERIAL | — | — |
| Input Characteristics | — | STANDARD | — | — |
| Interface IC Type | — | LED DISPLAY DRIVER | — | — |
| Multiplexed Display Capability | — | NO | — | — |
| Number of Functions | — | 1 | 1 | — |
| Number of Segments | — | 1 | — | — |
| Output Characteristics | — | CONSTANT-CURRENT | — | — |
| Output Polarity | — | TRUE | — | — |
| Screening Level | — | AEC-Q100 | — | — |
| Supply Current-Max | — | 0.5 mA | — | — |
| Supply Voltage-Max | — | 40 V | — | — |
| Supply Voltage-Nom | — | 10 V | — | — |
| Terminal Pitch | — | 0.95 mm | 1.27 mm | — |
| Date Of Intro | — | — | 1993-01-01 | — |
| Analog IC - Other Type | — | — | SWITCHING REGULATOR | — |
| Control Mode | — | — | VOLTAGE-MODE | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | — | — | 40 V | — |
| Input Voltage-Min | — | — | 4 V | — |
| Input Voltage-Nom | — | — | 12 V | — |
| Number of Outputs | — | — | 1 | — |
| Output Current-Max | — | — | 0.5 A | — |
| Output Voltage-Max | — | — | 37 V | — |
| Output Voltage-Min | — | — | 3.3 V | — |
| Output Voltage-Nom | — | — | 5 V | — |
| Switcher Configuration | — | — | BUCK | — |
| Switching Frequency-Max | — | — | 52 kHz | — |
| Temperature Grade | — | — | AUTOMOTIVE | — |
| ## LM2574M-5.0 Alternates Showing results | — | — | Image | — |
| Reach Compliance Code | — | — | — | Unknown |
| Mounting Feature | — | — | — | SURFACE MOUNT |
| Packing Method | — | — | — | TR |
| Rated Power Dissipation (P) | — | — | — | 3 W |
| Rated Temperature | — | — | — | 25 °C |
| Resistance | — | — | — | 100 Ω |
| Resistor Type | — | — | — | FIXED RESISTOR |
| Size Code | — | — | — | 4122 |
| Temperature Coefficient | — | — | — | 200 ppm/°C |
| Terminal Shape | — | — | — | WRAPAROUND |
| Tolerance | — | — | — | 5% |
| Working Voltage | — | — | — | 500 V |
| Dimensions: Product Length .413 INCH | — | — | — | Product Length 10.5 MM |
| Product Width .217 INCH | — | — | — | Product Height 5 MM |
| Electrical Characteristics: Passive Component Tolerance 5 PCT | — | — | — | Power Rating 3 WATT |
| Resistance Value 100 OHM | — | — | — | Resistance Class Up to 1kΩ |
| Product Type Features: Element Type Wire Wound | — | — | — | Resistor Type Power Resistor |
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 1SMB5931BT3G — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 1SMB5931BT3G 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 1SMB5931BT3G 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 1SMB5931BT3G?
Known equivalents for 1SMB5931BT3G include BCR402UE6327HTSA1, LM2574M-5.0, SMW3100RJT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1SMB5931BT3G?
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 1SMB5931BT3G 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.