Overview
The TPS65094, specifically the TPS650945A0RSKT, is a programmable mid-input voltage range Power Management IC (PMIC) designed by Texas Instruments. This PMIC is optimized for use with Intel™ Apollo Lake processors and is suitable for a variety of applications including tablets, ultrabooks, notebooks, industrial PCs, and Internet-of-Things (IoT) devices. It provides a comprehensive power management solution with multiple voltage regulators, load switches, and other power management features, making it an essential component for systems requiring efficient and reliable power distribution.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 5.6V to 21V |
| Package Type | VQFN (64 pins) |
| Body Size | 8mm × 8mm |
| Number of Buck Controllers | Three variable-output voltage synchronous step-down controllers |
| LDO (VTT) | Sink or source LDO |
| Load Switch | One load switch |
| I2C Interface | Available for control by an embedded controller or SoC |
| Dynamic Voltage Scaling (DVS) | Supported by BUCK1 and BUCK2 regulators |
| Thermal Pad | For good thermal dissipation and ease of board routing |
Key Features
- Wide input voltage range from 5.6V to 21V, supporting 2S, 3S, or 4S Li-Ion battery packs and wall-powered applications.
- Three variable-output voltage synchronous step-down controllers with D-CAP2™ topology for high efficiency.
- Sink or source LDO (VTT) and a load switch controlled by power-up sequence logic.
- Support for DDR3 and DDR4 memory power rails.
- Dynamic voltage scaling (DVS) supported by BUCK1 and BUCK2 regulators for maximum efficiency.
- I2C interface for simple control by an embedded controller or SoC.
- High-frequency VRs using small inductors and capacitors to achieve a small solution size.
Applications
The TPS65094 PMIC is designed for various applications, including:
- Tablets
- Ultrabooks
- Notebooks
- Industrial PCs
- Internet-of-Things (IoT) devices
Q & A
- What is the input voltage range of the TPS65094 PMIC?
The input voltage range is from 5.6V to 21V. - What type of package does the TPS650945A0RSKT come in?
The TPS650945A0RSKT comes in a VQFN (64 pins) package. - What are the dimensions of the VQFN package?
The dimensions are 8mm × 8mm. - How many buck controllers does the TPS65094 have?
The TPS65094 has three variable-output voltage synchronous step-down controllers. - Does the TPS65094 support dynamic voltage scaling (DVS)?
Yes, DVS is supported by BUCK1 and BUCK2 regulators. - What interface is available for controlling the TPS65094?
An I2C interface is available for control by an embedded controller or SoC. - What types of applications is the TPS65094 suitable for?
The TPS65094 is suitable for tablets, ultrabooks, notebooks, industrial PCs, and IoT devices. - Does the TPS65094 support DDR3 and DDR4 memory power rails?
Yes, it supports both DDR3 and DDR4 memory power rails. - What is the purpose of the thermal pad in the VQFN package?
The thermal pad is for good thermal dissipation and ease of board routing. - Can the TPS65094 be used in wall-powered applications?
Yes, it can be used in wall-powered applications in addition to battery-powered ones.
