TPS2051BDBVRAlternatives & Equivalent Parts
About TPS2051BDBVR
TPS2051BDBVR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | TPS2051BDBVRSource | TPS2051BDBVT | TPS54821RHLR | BD681 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics |
| Package Type | SOT23 (5-Pin) | SOT23 (5-Pin) | Other | Transistor Outline, Vertical |
| Pin Count | 5 | 5 | 14 | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | ~ 150.0°C |
| Price | — | $0.0946 | $1.6177 | $0.1590 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | Yes | — |
| YTEOL | 15 | 0 | 15 | 9 |
| Adjustable Threshold | NO | NO | — | — |
| Analog IC - Other Type | LOAD SWITCH | LOAD SWITCH | SWITCHING REGULATOR | — |
| Input Voltage-Max | 5.5 V | 5.5 V | 17 V | — |
| Input Voltage-Min | 2.7 V | 2.7 V | 4.5 V | — |
| JESD-30 Code | R-PDSO-G5 | R-PDSO-G5 | S-PQCC-N14 | R-PSFM-T3 |
| JESD-609 Code | e4 | e4 | e4 | e3 |
| Number of Channels | 1 | 1 | — | — |
| Number of Functions | 1 | 1 | 1 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 | TSOP5/6,.11,37 | LCC14/18,.14SQ,20 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | NOT SPECIFIED |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Supply Current-Max (Isup) | 0.07 mA | 0.07 mA | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | 2.7 V | 2.7 V | — | — |
| Supply Voltage-Nom (Vsup) | 3.3 V | 3.3 V | — | — |
| Surface Mount | YES | YES | YES | NO |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | NO LEAD | THROUGH-HOLE |
| Terminal Pitch | 0.95 mm | 0.95 mm | 0.5 mm | — |
| Terminal Position | DUAL | DUAL | QUAD | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | NOT SPECIFIED |
| ## TPS2051BDBVR Alternates Showing results | Image | — | — | — |
| Control Mode | — | — | CURRENT-MODE | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — |
| Input Voltage-Nom | — | — | 12 V | — |
| Number of Outputs | — | — | 1 | — |
| Output Current-Max | — | — | 8 A | — |
| Output Voltage-Max | — | — | 15 V | — |
| Output Voltage-Min | — | — | 0.6 V | — |
| Switcher Configuration | — | — | BUCK | — |
| Switching Frequency-Max | — | — | 1600 kHz | — |
| ## TPS54821RHLR Alternates Showing results | — | — | Image | — |
| Factory Lead Time | — | — | — | 14 Weeks |
| Case Connection | — | — | — | ISOLATED |
| Collector Current-Max (IC) | — | — | — | 4 A |
| Collector-Emitter Voltage-Max | — | — | — | 100 V |
| Configuration | — | — | — | DARLINGTON WITH BUILT-IN DIODE AND RESISTOR |
| DC Current Gain-Min (hFE) | — | — | — | 750 |
| JEDEC-95 Code | — | — | — | TO-126 |
| Number of Elements | — | — | — | 1 |
| Polarity/Channel Type | — | — | — | NPN |
| Power Dissipation Ambient-Max | — | — | — | 40 W |
| Power Dissipation-Max (Abs) | — | — | — | 40 W |
| Transistor Application | — | — | — | SWITCHING |
| Transistor Element Material | — | — | — | SILICON |
| Transition Frequency-Nom (fT) | — | — | — | 10 MHz |
| VCEsat-Max | — | — | — | 2.5 V |
| ## BD681 Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Texas Instruments Fixed, 1 Channel, PDSO5
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Why Look for Alternatives?
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Request Alternatives for TPS2051BDBVRFAQ
What is equivalent to TPS2051BDBVR?
Known equivalents for TPS2051BDBVR include TPS2051BDBVT, TPS54821RHLR, BD681. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPS2051BDBVR?
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 TPS2051BDBVR 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.