Overview
The TPS659102A1RSL, produced by Texas Instruments, is an integrated power-management IC (PMIC) designed to meet the complex power requirements of various electronic systems. This device is part of the TPS65910 family and is available in a 48-QFN package. It is tailored for applications powered by a single Li-Ion or Li-Ion polymer battery cell, 3-series Ni-MH cells, or a 5-V input. The TPS659102A1RSL provides multiple power rails, making it suitable for systems that require efficient and robust power management.
Key Specifications
| Specification | Description |
|---|---|
| Package | 48-QFN |
| Operating Temperature | -40°C to 85°C |
| DC-DC Converters | Three step-down converters, one step-up converter |
| LDO Voltage Regulators | Eight LDOs and one RTC LDO |
| I2C Interfaces | Two high-speed I2C interfaces (CTL-I2C and SR-I2C) |
| RTC Resource | Oscillator for 32.768-kHz crystal or 32-kHz built-in RC oscillator, date, time, and calendar with alarm capability |
| GPIO | One configurable GPIO |
| Thermal Protection | Thermal shutdown protection and hot-die detection |
Key Features
- Embedded power controller with two enable signals multiplexed with SR-I2C, configurable to control any supply state.
- Two efficient step-down DC-DC converters for processor cores supply voltage and one for I/O power.
- One efficient step-up 5-V DC-DC converter.
- SmartReflex™ compliant dynamic voltage management for processor cores.
- RTC resource with oscillator for 32.768-kHz crystal or 32-kHz built-in RC oscillator, date, time, and calendar with alarm capability.
- Eight LDO voltage regulators and one RTC LDO.
- High-speed I2C interfaces for general-purpose control commands and SmartReflex class 3 control and command.
- DC-DC switching synchronization through internal or external 3-MHz clock.
- One configurable GPIO.
Applications
- Portable and handheld systems.
- Industrial systems.
- OMAP-based applications requiring multiple power rails.
Q & A
- What is the TPS659102A1RSL used for?
The TPS659102A1RSL is an integrated power-management IC used in applications requiring multiple power rails, such as portable and handheld systems, industrial systems, and OMAP-based applications. - What type of package does the TPS659102A1RSL come in?
The TPS659102A1RSL comes in a 48-QFN package. - What are the operating temperature ranges for the TPS659102A1RSL?
The operating temperature range is -40°C to 85°C. - How many DC-DC converters does the TPS659102A1RSL have?
The device has three step-down DC-DC converters and one step-up DC-DC converter. - What is the purpose of the SmartReflex interface?
The SmartReflex interface is used for dynamic voltage management of processor cores to optimize power savings. - Does the TPS659102A1RSL have thermal protection features?
Yes, it includes thermal shutdown protection and hot-die detection. - What types of I2C interfaces are available on the TPS659102A1RSL?
The device has two high-speed I2C interfaces: one for general-purpose control commands (CTL-I2C) and one for SmartReflex class 3 control and command (SR-I2C). - What is the function of the RTC resource on the TPS659102A1RSL?
The RTC resource includes an oscillator for a 32.768-kHz crystal or a 32-kHz built-in RC oscillator, along with date, time, and calendar functionality with alarm capability. - How many LDO voltage regulators does the TPS659102A1RSL have?
The device has eight LDO voltage regulators and one RTC LDO. - Can the TPS659102A1RSL be used in systems powered by different types of batteries?
Yes, it can be used in systems powered by a single Li-Ion or Li-Ion polymer battery cell, 3-series Ni-MH cells, or a 5-V input.
