TPS627451DSST Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock
TPS627451DSST is a synchronous buck switching regulator with 3.3V–10V input and adjustable 1.3–2.8V output at up to 300mA. Features PWM/PFM control modes and ultra-compact WSON-12 package. From $0.60, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline No-lead
- Pin Count
- 13
- Lifecycle
- ACTIVE
- Datasheet
- TPS627451DSST Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6001(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TPS627451DSST?
- Synchronous buck regulator with 3.3V–10V input voltage range and adjustable output from 1.3V to 2.8V
- Dual control modes: automatic PFM/PWM switching for high efficiency across light and heavy loads
- Ultra-compact WSON-12 (2mm×3mm) package ideal for space-constrained portable and IoT designs
- Fixed 3.3V output option plus adjustable mode for flexible power rail configuration
- Integrated synchronous rectifier eliminates external Schottky diode, reducing BOM cost and board area
What is TPS627451DSST used for?
The TPS627451DSST is well suited for battery-powered portable devices such as wearables, wireless sensors, and IoT nodes where high efficiency across a wide load range is critical. Its adjustable output and wide input voltage range make it ideal for powering microcontrollers, RF transceivers, and low-voltage logic from single-cell Li-ion or alkaline battery stacks. The compact WSON-12 package also fits demanding space constraints in medical wearables and industrial handheld equipment.
What are the specifications of TPS627451DSST?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ALSO OPERATES IN PWM CONTROL TECHNIQUE; ADJUSTABLE OUTPUT MODE FROM 1.3 TO 2.8 V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 10V |
| Input Voltage-Min | 3.3V |
| Input Voltage-Nom | 6V |
| JESD-30 Code | R-PDSO-N12 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 0.3A |
| Output Voltage-Max | 2.8V |
| Output Voltage-Min | 1.3V |
| Output Voltage-Nom | 2V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC12,.08,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2500kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Where can I find the TPS627451DSST datasheet?
TPS627451DSST Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS627451DSST?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input and output voltage range of the TPS627451DSST?
The TPS627451DSST accepts an input voltage from 3.3V to 10V (nominal 6V) and provides an adjustable output voltage from 1.3V to 2.8V, or a fixed 3.3V output, with a maximum output current of 300mA.
What control techniques does the TPS627451DSST support?
The TPS627451DSST supports both PWM (Pulse Width Modulation) and PFM (Pulse Frequency Modulation) control techniques. It automatically transitions between PFM at light loads and PWM at heavier loads to maintain high efficiency across the full operating range.
What package does the TPS627451DSST come in, and is it RoHS compliant?
The TPS627451DSST is housed in a WSON-12 (Small Outline No-lead, 12-pin) package measuring approximately 2mm×3mm, making it suitable for compact PCB layouts. It is fully RoHS compliant (Pb-free).
What are typical applications for the TPS627451DSST?
Typical applications include battery-powered wearables, IoT sensor nodes, wireless modules, portable medical devices, and handheld industrial equipment where a compact, efficient DC-DC step-down regulator is needed to power low-voltage logic or RF circuits from a Li-ion or multi-cell battery.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.9874 | $0.99 |
| 10+ | $0.9712 | $9.71 |
| 25+ | $0.9549 | $23.87 |
| 310+ | $0.6489 | $201.16 |
| 405+ | $0.6245 | $252.92 |
| 500+ | $0.6001 | $300.05 |
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