Overview
The TPS2546RTER is a USB charging port controller and power switch developed by Texas Instruments. This integrated circuit is designed to manage USB charging ports efficiently, supporting various charging protocols including BC1.2, Apple, and divider mode charging. It features an integrated USB 2.0 high-speed data line (D+/D–) switch and supports USB Type-C and USB power delivery specifications. The TPS2546RTER is particularly useful in applications requiring reliable and efficient power delivery for multiple devices simultaneously.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Package | 16-WQFN-EP (3x3 mm) |
| Input Voltage | 4.5V to 5.5V |
| Supply Voltage | 4.5V to 5.5V (Nominal: 5V) |
| Output Current | Up to 3A per port |
| On-Resistance | 73 mΩ |
| Operating Temperature | -40°C to 125°C |
| Compliance | RoHS, REACH compliant |
Key Features
- USB charging port controller with integrated power switches
- Supports BC1.2, Apple, and divider mode charging
- Provides output current up to 3A per port
- Includes over-current protection, short-circuit protection, and thermal shutdown
- Monitors current status and fault conditions
- Supports USB PD 3.0 with PPS, Type-C DFP, and Type-C DRP modes
- Compact design in a small 3.8mm x 3.9mm package
- Power wake and port power management (PPM) through the STATUS pin
- System wake up (from S3) with a mouse/keyboard (both low speed and full speed) supported
Applications
The TPS2546RTER is commonly used in various applications requiring USB charging capability, such as:
- Portable electronic devices (laptops, tablets, smartphones)
- Automotive infotainment systems
- USB hubs and docking stations
- Power banks and other power delivery devices
Q & A
- What is the primary function of the TPS2546RTER?
The TPS2546RTER is a USB charging port controller and power switch that manages USB charging ports efficiently, supporting various charging protocols.
- Which charging protocols does the TPS2546RTER support?
The TPS2546RTER supports BC1.2, Apple, and divider mode charging protocols.
- What is the maximum output current per port of the TPS2546RTER?
The TPS2546RTER can provide up to 3A of output current per port.
- What protection features does the TPS2546RTER include?
The TPS2546RTER includes over-current protection, short-circuit protection, and thermal shutdown.
- What is the operating temperature range of the TPS2546RTER?
The operating temperature range is -40°C to 125°C.
- Is the TPS2546RTER RoHS and REACH compliant?
- What package type is the TPS2546RTER available in?
The TPS2546RTER is available in a 16-WQFN-EP (3x3 mm) package.
- Does the TPS2546RTER support USB Type-C and USB power delivery specifications?
- What are some common applications of the TPS2546RTER?
- Does the TPS2546RTER support system wake up from S3 state?
