TPS81256SIPT Texas Instruments In Stock
TPS81256SIPT is a 5.5V input, 600mA synchronous boost converter by Texas Instruments. Key specs: 2.5V–5.5V input voltage, up to 96% efficiency, 4MHz switching frequency. From $8.26, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- TPS81256SIPT Datasheet PDF
- Price
- From $8.2612(MOQ 23)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 2.5V–5.5V input voltage range supports single-cell Li-Ion and alkaline battery applications
- 600mA peak inductor current with up to 96% conversion efficiency
- 4MHz high switching frequency enables ultra-small external components
- Integrated synchronous rectifier eliminates external Schottky diode
- Tiny 1.5mm × 1.5mm WCSP package ideal for space-constrained designs
Applications
The TPS81256SIPT is designed for portable and battery-powered devices requiring a compact, efficient power supply. It is widely used in wearables, IoT sensors, and handheld consumer electronics where board space is limited. Its high switching frequency and synchronous rectification make it suitable for applications such as wireless modules, medical monitors, and USB accessories.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS81256SIPT:
Switching Regulator, Current-mode, 0.7A, 4000kHz Switching Freq-Max, PBGA9
Frequently Asked Questions
What is the input voltage range of the TPS81256SIPT?
The TPS81256SIPT operates over an input voltage range of 2.5V to 5.5V, making it compatible with single-cell Li-Ion batteries, two-cell alkaline batteries, and regulated 3.3V or 5V supply rails.
What output voltage and current can the TPS81256SIPT deliver?
The TPS81256SIPT is configured to deliver a regulated 5V output with a peak inductor current of 600mA. Actual output load current depends on input voltage and efficiency, typically exceeding 300mA at 3.6V input.
What package does the TPS81256SIPT use and what are its dimensions?
The TPS81256SIPT is offered in a WCSP (Wafer-Level Chip-Scale Package) measuring just 1.5mm × 1.5mm, making it one of the smallest boost converters available and ideal for space-constrained wearable and IoT designs.
What are typical applications for the TPS81256SIPT?
Typical applications include wearable devices, wireless sensor nodes, IoT modules, handheld medical equipment, and portable consumer electronics that require an efficient 5V rail from a single-cell battery source.
Where can I buy the TPS81256SIPT and what is the price?
The TPS81256SIPT is available from authorized distributors and online marketplaces starting at approximately $8.26 per unit. FindMyChip offers worldwide shipping with fast inquiry and quote processing.
Related Guides
DP83848 10/100 Mbps Ethernet PHY Transceiver: How to Choose the Right Variant
A complete selection guide for the DP83848 family: compare temperature grades, packages, JTAG support, and interface options across all five variants.
Jun 2, 2026
LM5156 Wide-VIN Boost/SEPIC/Flyback Controller: How to Choose the Right Variant
A concise selection guide for the LM5156 and LM51561 family: how to choose between automotive vs industrial grade, spread-spectrum vs fixed-frequency, and WSON-8 vs HTSSOP-14 package.
Jun 2, 2026
24LC01B I2C EEPROM Design Guide: Pinout, Write Timing, and Package Selection
Complete application note for the Microchip 24LC01B 1 Kbit I2C EEPROM: address wiring, pull-up sizing, acknowledge polling, page-write alignment, and package selection.
Jun 1, 2026
AD8531ARTZ-REEL7 Application Note: High-Current Op-Amp Design Guide
A complete design guide for the AD8531ARTZ-REEL7 250 mA rail-to-rail op-amp: decoupling, thermal budgeting, capacitive load stability, and PCB layout best practices.
Jun 1, 2026
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 |
|---|---|---|
| 23+ | $8.9329 | $205.46 |
| 30+ | $8.5971 | $257.91 |
| 37+ | $8.2612 | $305.66 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”