TPS5450DDAAlternatives & Equivalent Parts
About TPS5450DDA
TPS5450DDA is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | TPS5450DDASource | TPS5450DDAR | TPS5450QDDARQ1 | TPS5450DDARG4 | TUSB9261PVP | TPS22959DNYR | ADM3068EARZ | LM2937IMP-5.0/NOPB | TPS2550DBVT | TPS5450MDDAREP |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Analog Devices | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Quad Flat Packages | Other | Small Outline Packages | SOT223 (3-Pin) | SOT23 (6-Pin) | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 8 | 64 | 7 | 14 | 4 | 6 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C |
| Price | $1.8817 | $0.7451 | $5.5900 | $0.6114 | $3.0700 | $0.8599 | $2.1525 | $1.0824 | $1.2941 | $10.2700 |
| Electrical Parameters | ||||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 | 15 | 15 | 15 | 10 | 15 | 3.9 | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | — | Load switch | — | — | LOAD SWITCH | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | — | — | — | — | — | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | — | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | 36 V | 36 V | 36 V | 36 V | — | 5.5 V | — | 26 V | 6.5 V | 36 V |
| Input Voltage-Min | 5.5 V | 5.5 V | 5.5 V | 5.5 V | — | 0.8 V | — | 7 V | 2.5 V | 5.5 V |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | S-PQFP-G64 | S-PDSO-N8 | R-PDSO-G14 | R-PDSO-G4 | R-PDSO-G6 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 | e4 | — | e3 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | 1 | — | — | — | 1 | — | 1 |
| Output Current-Max | 5 A | 5 A | 5 A | 5 A | — | — | — | — | — | 5 A |
| Output Voltage-Max | 31 V | 31 V | 31 V | 31 V | — | — | — | — | — | 31 V |
| Output Voltage-Min | 1.22 V | 1.22 V | 1.22 V | 1.22 V | — | — | — | — | — | 1.22 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | FLATPACK, HEAT SINK/SLUG, THIN PROFILE, FINE PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — | Not Qualified | Not Qualified | Not Qualified |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Switcher Configuration | BUCK | BUCK | BUCK | BUCK | — | — | — | — | — | BUCK |
| Switching Frequency-Max | 500 kHz | 500 kHz | 500 kHz | 500 kHz | — | — | — | — | — | 500 kHz |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | COMMERCIAL | — | INDUSTRIAL | — | INDUSTRIAL | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | NO LEAD | NO LEAD | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 0.4 mm | 0.65 mm | 1.27 mm | 2.3 mm | 0.95 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | QUAD | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| ## TPS5450DDA Alternates Showing results | Image | — | — | — | — | — | — | — | — | — |
| ## TPS5450DDAR Alternates Showing results | — | Image | — | — | — | — | — | — | — | — |
| Screening Level | — | — | AEC-Q100 | — | — | — | — | — | — | — |
| Technology | — | — | BICMOS | — | CMOS | — | — | BIPOLAR | — | BICMOS |
| Package Equivalence Code | — | — | — | SOP8,.25 | TQFP64,.35SQ,16 | SOLCC8,.11,25 | SOP14,.24 | SOT-223 | TSOP6,.11,37 | SOP8,.25 |
| Bus Compatibility | — | — | — | — | ATA; ATAPI | — | — | — | — | — |
| Clock Frequency-Max | — | — | — | — | 40 MHz | — | — | — | — | — |
| Data Transfer Rate-Max | — | — | — | — | 384 MBps | — | — | — | — | — |
| Drive Interface Standard | — | — | — | — | IEEE 1149.6; IEEE 1149.1 | — | — | — | — | — |
| Supply Current-Max | — | — | — | — | 0.005 mA | — | 7.5 mA | — | — | — |
| Supply Voltage-Max | — | — | — | — | 1.155 V | — | 5.5 V | — | — | — |
| Supply Voltage-Min | — | — | — | — | 1.045 V | — | 3 V | — | — | — |
| Supply Voltage-Nom | — | — | — | — | 1.1 V | — | 3.3 V | — | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | — | — | BUS CONTROLLER, UNIVERSAL SERIAL BUS | — | — | — | — | — |
| Adjustable Threshold | — | — | — | — | — | NO | — | — | YES | — |
| Number of Channels | — | — | — | — | — | 1 | — | — | 1 | — |
| Supply Voltage-Max (Vsup) | — | — | — | — | — | 5.5 V | — | — | 6.5 V | — |
| Supply Voltage-Min (Vsup) | — | — | — | — | — | 2.5 V | — | — | 2.5 V | — |
| Supply Voltage-Nom (Vsup) | — | — | — | — | — | 5 V | — | — | 3.3 V | — |
| ## TPS22959DNYR Alternates Showing results | — | — | — | — | — | Image | — | — | — | — |
| Manufacturer Package Code | — | — | — | — | — | — | R-14 | — | — | — |
| Differential Output | — | — | — | — | — | — | YES | — | — | — |
| Driver Number of Bits | — | — | — | — | — | — | 1 | — | — | — |
| High Level Input Current-Max | — | — | — | — | — | — | 0.00002 A | — | — | — |
| Input Characteristics | — | — | — | — | — | — | DIFFERENTIAL SCHMITT TRIGGER | — | — | — |
| Interface IC Type | — | — | — | — | — | — | LINE TRANSCEIVER | — | — | — |
| Interface Standard | — | — | — | — | — | — | EIA-485; TIA-485 | — | — | — |
| Out Swing-Min | — | — | — | — | — | — | 1.5 V | — | — | — |
| Output Characteristics | — | — | — | — | — | — | DIFFERENTIAL | — | — | — |
| Output Low Current-Max | — | — | — | — | — | — | 0.002 A | — | — | — |
| Output Polarity | — | — | — | — | — | — | COMPLEMENTARY | — | — | — |
| Receive Delay-Max | — | — | — | — | — | — | 35 ns | — | — | — |
| Receiver Number of Bits | — | — | — | — | — | — | 1 | — | — | — |
| Supply Voltage1-Max | — | — | — | — | — | — | 5.5 V | — | — | — |
| Supply Voltage1-Min | — | — | — | — | — | — | 3 V | — | — | — |
| Supply Voltage1-Nom | — | — | — | — | — | — | 3.3 V | — | — | — |
| Transmit Delay-Max | — | — | — | — | — | — | 15 ns | — | — | — |
| Reach Compliance Code | — | — | — | — | — | — | — | Compliant | — | — |
| Adjustability | — | — | — | — | — | — | — | FIXED | — | — |
| Dropout Voltage1-Max | — | — | — | — | — | — | — | 1 V | — | — |
| Dropout Voltage1-Nom | — | — | — | — | — | — | — | 0.5 V | — | — |
| Input Voltage Absolute-Max | — | — | — | — | — | — | — | 26 V | — | — |
| Line Regulation-Max | — | — | — | — | — | — | — | 0.05% | — | — |
| Load Regulation-Max | — | — | — | — | — | — | — | 0.05% | — | — |
| Operating Temperature TJ-Max | — | — | — | — | — | — | — | 85 °C | — | — |
| Operating Temperature TJ-Min | — | — | — | — | — | — | — | -40 °C | — | — |
| Output Current1-Max | — | — | — | — | — | — | — | 0.5 A | — | — |
| Output Voltage1-Max | — | — | — | — | — | — | — | 5.25 V | — | — |
| Output Voltage1-Min | — | — | — | — | — | — | — | 4.75 V | — | — |
| Output Voltage1-Nom | — | — | — | — | — | — | — | 5 V | — | — |
| Packing Method | — | — | — | — | — | — | — | TR | — | — |
| Regulator Type | — | — | — | — | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Voltage Tolerance-Max | — | — | — | — | — | — | — | 5% | — | — |
| ## LM2937IMP-5.0/NOPB Alternates Showing results | — | — | — | — | — | — | — | Image | — | — |
| Supply Current-Max (Isup) | — | — | — | — | — | — | — | — | 0.15 mA | 11700 mA |
| ## TPS2550DBVT Alternates Showing results | — | — | — | — | — | — | — | — | Image | — |
| Additional Feature | — | — | — | — | — | — | — | — | — | ALSO OPERATES IN ADJUSTABLE O/P DOWN TO 1.22V |
| ## TPS5450MDDAREP Alternates Showing results | — | — | — | — | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Regulator, Voltage-mode, 5A, 500kHz Switching Freq-Max, PDSO8
Switching Regulator, Voltage-mode, 5A, 500kHz Switching Freq-Max, BICMOS, PDSO8
Switching Regulator, Voltage-mode, 5A, 500kHz Switching Freq-Max, PDSO8
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suggested
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Switching Regulator, Voltage-mode, 5A, 500kHz Switching Freq-Max, BICMOS, PDSO8
Why Look for Alternatives?
Finding alternatives for TPS5450DDA 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 TPS5450DDA 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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What is equivalent to TPS5450DDA?
Known equivalents for TPS5450DDA include TPS5450DDAR, TPS5450QDDARQ1, TPS5450DDARG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPS5450DDA?
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 TPS5450DDA 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.