TPS54821RHLRAlternatives & Equivalent Parts
About TPS54821RHLR
TPS54821RHLR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | TPS54821RHLRSource | TPS2051BDBVR | TPS51200DRCR | BD681 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics |
| Package Type | Other | SOT23 (5-Pin) | Other | Transistor Outline, Vertical |
| Pin Count | 14 | 5 | 10 | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | ~ 150.0°C |
| Price | $1.6177 | — | $0.3150 | $0.1590 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 15 | 9 |
| Analog IC - Other Type | SWITCHING REGULATOR | LOAD SWITCH | — | — |
| Control Mode | CURRENT-MODE | — | — | — |
| Control Technique | PULSE WIDTH MODULATION | — | — | — |
| Input Voltage-Max | 17 V | 5.5 V | 3.5 V | — |
| Input Voltage-Min | 4.5 V | 2.7 V | 1.1 V | — |
| Input Voltage-Nom | 12 V | — | — | — |
| JESD-30 Code | S-PQCC-N14 | R-PDSO-G5 | S-PDSO-N10 | R-PSFM-T3 |
| JESD-609 Code | e4 | e4 | e4 | e3 |
| Number of Functions | 1 | 1 | 1 | — |
| Number of Outputs | 1 | — | 1 | — |
| Output Current-Max | 8 A | — | — | — |
| Output Voltage-Max | 15 V | — | — | — |
| Output Voltage-Min | 0.6 V | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC14/18,.14SQ,20 | TSOP5/6,.11,37 | SOLCC10,.11,20 | — |
| Package Shape | SQUARE | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | NOT SPECIFIED |
| Surface Mount | YES | YES | YES | NO |
| Switcher Configuration | BUCK | — | — | — |
| Switching Frequency-Max | 1600 kHz | — | — | — |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | — | — |
| 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 | NO LEAD | GULL WING | NO LEAD | THROUGH-HOLE |
| Terminal Pitch | 0.5 mm | 0.95 mm | 0.5 mm | — |
| Terminal Position | QUAD | DUAL | DUAL | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | NOT SPECIFIED |
| ## TPS54821RHLR Alternates Showing results | Image | — | — | — |
| Adjustable Threshold | — | NO | — | — |
| Number of Channels | — | 1 | — | — |
| Qualification Status | — | Not Qualified | — | Not Qualified |
| Supply Current-Max (Isup) | — | 0.07 mA | — | — |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — | — |
| Supply Voltage-Min (Vsup) | — | 2.7 V | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | — |
| ## TPS2051BDBVR Alternates Showing results | — | Image | — | — |
| Output Current1-Max | — | — | 3 A | — |
| Output Voltage1-Min | — | — | 0.6 V | — |
| Packing Method | — | — | TR, 13 INCH | — |
| Regulator Type | — | — | DDR TERMINATION REGULATOR | — |
| ## TPS51200DRCR 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.
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Why Look for Alternatives?
Finding alternatives for TPS54821RHLR 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 TPS54821RHLR 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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Request Alternatives for TPS54821RHLRFAQ
What is equivalent to TPS54821RHLR?
Known equivalents for TPS54821RHLR include TPS2051BDBVR, TPS51200DRCR, BD681. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPS54821RHLR?
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 TPS54821RHLR 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.