TPS22945DCKR Texas Instruments power-management (SC-70-6) In Stock
TPS22945DCKR is a 1A load switch IC from Texas Instruments in SC-70-6 package, with 0.7–5.5V input range, ultra-low 1µA quiescent current, and controlled slew rate; priced from $0.31, in-stock, ships globally with 1-piece MOQ.
- Manufacturer
- Texas Instruments
- Package
- SC-70-6
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- TPS22945DCKR Datasheet PDF
- Category
- power-management
- Price
- From $0.3132(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TPS22945DCKR?
- 1A output, 70mΩ on-resistance
- Ultra-low 1µA quiescent current
- 0.7–5.5V input voltage range
- Controlled slew rate for inrush limiting
- SC-70-6 compact 2×2.1mm package
- 1.8V/3.3V logic-compatible enable pin
What is TPS22945DCKR used for?
The TPS22945DCKR is widely used in portable electronics and IoT devices for power path management and load switching. It is ideal for wearables, smartphones, and wireless sensors where ultra-low quiescent current and compact size are critical. It also suits USB power accessories and industrial handheld equipment requiring controlled power sequencing.
What are the specifications of TPS22945DCKR?
| inputVoltage | 0.7–5.5V |
| outputCurrent | 1A |
| quiescentCurrent | 1µA |
| onResistance | 70mΩ |
| operatingTemperature | -40 to +85°C |
| enableLogic | Active-high, 1.8V/3.3V compatible |
| Package | SC-70-6 |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL MSL1 |
Where can I find the TPS22945DCKR datasheet?
TPS22945DCKR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS22945DCKR?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the TPS22945DCKR?
The TPS22945DCKR supports an input voltage range of 0.7V to 5.5V, making it compatible with single-cell Li-Ion batteries, USB 5V rails, and 3.3V system supplies. This wide range makes it versatile for portable and IoT applications.
What package is the TPS22945DCKR available in?
The TPS22945DCKR comes in a 6-pin SC-70 (DCK) package measuring approximately 2mm × 2.1mm. This ultra-compact SMD package is ideal for space-constrained PCB designs in wearables, smartphones, and miniaturized IoT devices.
What are common alternatives to the TPS22945DCKR?
Common alternatives include the TPS22945DCKT (tape-and-reel variant), TPS22946 (higher current version), SiP32509 from Vishay, and MAX40201 from Maxim Integrated. These offer similar load switch functionality with comparable voltage and current ratings.
Is the TPS22945DCKR RoHS compliant?
Yes, the TPS22945DCKR is fully RoHS compliant and lead-free. It carries MSL1 moisture sensitivity level rating, meaning no special baking or dry storage is required before PCB assembly, simplifying manufacturing logistics.
What applications is the TPS22945DCKR designed for?
The TPS22945DCKR is designed for portable electronics, IoT sensors, wearables, and mobile devices where power path management, load switching, and ultra-low quiescent current are critical. It supports single-supply designs and is optimized for battery-powered systems requiring tight power budgets.
Related Guides
How to Choose Würth Elektronik 150141-Series SMD Indicator LEDs
Choose 150141RS73100 and related Würth 150141 LEDs by color, brightness, 3528 package fit, drive margin, and procurement controls.
Jul 15, 2026
Molex 53398-0371 Selection Guide: Choosing a 3-Circuit Wire-to-Board Header
Choose Molex 53398-0371 by circuit count, mating system, derating, PCB geometry, assembly needs, and exact-suffix sourcing.
Jul 15, 2026
53398-0371 Compact Wire-to-Board Connector Design Guide
Design a reliable 53398-0371 compact wire-to-board interface with proven layout, crimp, strain-relief, and validation practices.
Jul 14, 2026
742792651 Ferrite Bead Selection Guide for EMI and Power Integrity
Choose a 742792651-class ferrite bead by balancing impedance, DC bias, resistance, thermal limits, and filter stability.
Jul 14, 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 |
|---|---|---|
| 1+ | $1.6060 | $1.61 |
| 25+ | $0.5279 | $13.20 |
| 100+ | $0.4912 | $49.12 |
| 223+ | $0.3854 | $85.94 |
| 482+ | $0.3373 | $162.58 |
| 1143+ | $0.3132 | $357.99 |
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.”