BAS21SLT1GAlternatives & Equivalent Parts
About BAS21SLT1G
BAS21SLT1G is a Diode component manufactured by ON Semiconductor. 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 | BAS21SLT1GSource | BAV23S | L7809CD2T-TR | UCD1V101MNL1GS |
|---|---|---|---|---|
| Manufacturer | ON Semiconductor | Nexperia | STMicroelectronics | Nichicon |
| Package Type | SOT23 (3-Pin) | SOT23 (3-Pin) | Other | Capacitor Al Electrolytic |
| Pin Count | 3 | 3 | 3 | 2 |
| Temperature Range | -55.0°C ~ 150.0°C | -65.0°C ~ 150.0°C | — | -55.0°C ~ 105.0°C |
| Price | $0.0161 | $0.0255 | $0.3653 | $0.1659 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | No | — | Yes |
| Manufacturer Package Code | 318 | SOT323 | — | — |
| Factory Lead Time | 10 Weeks | — | 8 Weeks | — |
| YTEOL | 6.12 | 0 | 6.16 | 7 |
| Application | GENERAL PURPOSE | — | — | — |
| Configuration | SERIES CONNECTED, CENTER TAP, 2 ELEMENTS | SINGLE | — | — |
| Diode Element Material | SILICON | SILICON | — | — |
| Diode Type | RECTIFIER DIODE | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | 1 V | 1 V | — | — |
| JEDEC-95 Code | TO-236AB | — | — | — |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G3 | R-PSSO-G2 | — |
| JESD-609 Code | e3 | e0 | e3 | e6 |
| Non-rep Pk Forward Current-Max | 0.625 A | 2.5 A | — | — |
| Number of Elements | 2 | 1 | — | — |
| Number of Phases | 1 | 1 | — | — |
| Output Current-Max | 0.225 A | 0.2 A | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | CYLINDRICAL PACKAGE |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, HEAT SINK/SLUG | SMT |
| Peak Reflow Temperature (Cel) | 260 | — | 245 | — |
| Power Dissipation-Max | 0.225 W | 0.25 W | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Rep Pk Reverse Voltage-Max | 250 V | 250 V | — | — |
| Reverse Recovery Time-Max | 0.05 µs | 0.05 µs | — | — |
| Surface Mount | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) - annealed | TIN LEAD | Matte Tin (Sn) | Tin/Bismuth (Sn/Bi) |
| Terminal Form | GULL WING | GULL WING | GULL WING | — |
| Terminal Position | DUAL | DUAL | SINGLE | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — |
| Date Of Intro | — | — | 1980-01-04 | — |
| Adjustability | — | — | FIXED | — |
| Dropout Voltage1-Nom | — | — | 2 V | — |
| Input Voltage Absolute-Max | — | — | 35 V | — |
| Input Voltage-Max | — | — | 22 V | — |
| Input Voltage-Min | — | — | 11.5 V | — |
| Line Regulation-Max | — | — | 0.18% | — |
| Load Regulation-Max | — | — | 0.18% | — |
| Number of Functions | — | — | 1 | — |
| Number of Outputs | — | — | 1 | — |
| Operating Temperature TJ-Max | — | — | 125 °C | — |
| Output Current1-Max | — | — | 1 A | — |
| Output Voltage1-Max | — | — | 9.45 V | — |
| Output Voltage1-Min | — | — | 8.55 V | — |
| Output Voltage1-Nom | — | — | 9 V | — |
| Package Equivalence Code | — | — | SMSIP3H,.55TB | — |
| Packing Method | — | — | TR, 13 INCH | TR, 15 INCH |
| Regulator Type | — | — | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — |
| Technology | — | — | BIPOLAR | — |
| Terminal Pitch | — | — | 2.54 mm | — |
| Voltage Tolerance-Max | — | — | 4% | — |
| Reach Compliance Code | — | — | — | Not Compliant |
| Additional Feature | — | — | — | RIPPLE CURRENT IS MEASURED AT 100 KHZ |
| Capacitance | — | — | — | 100 µF |
| Capacitor Type | — | — | — | ALUMINUM ELECTROLYTIC CAPACITOR |
| Diameter | — | — | — | 8 mm |
| Dielectric Material | — | — | — | ALUMINUM (WET) |
| Height | — | — | — | 10 mm |
| Leakage Current | — | — | — | 0.035 mA |
| Mounting Feature | — | — | — | SURFACE MOUNT |
| Negative Tolerance | — | — | — | 20% |
| Polarity | — | — | — | POLARIZED |
| Positive Tolerance | — | — | — | 20% |
| Rated (DC) Voltage (URdc) | — | — | — | 35 V |
| Reference Standard | — | — | — | AEC-Q200 |
| Ripple Current | — | — | — | 300 mA |
| Size Code | — | — | — | 3333 |
| Tan Delta | — | — | — | 0.12 |
| Terminal Shape | — | — | — | FLAT |
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 BAS21SLT1G — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for BAS21SLT1G 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 BAS21SLT1G 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 BAS21SLT1G?
Known equivalents for BAS21SLT1G include BAV23S, L7809CD2T-TR, UCD1V101MNL1GS. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BAS21SLT1G?
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 BAS21SLT1G 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.