TPS65910
- Embedded Power Controller
- Two Efficient Step-Down DC-DC Converters for Processor Cores
- One Efficient Step-Down DC-DC Converter for I/O Power
- One Efficient Step-Up 5-V DC-DC Converter
- SmartReflex Compliant Dynamic Voltage Management for Processor Cores
- 8 LDO Voltage Regulators and One Real-Time Clock (RTC) LDO (Internal Purpose)
- One High-Speed I2C Interface for General-Purpose Control Commands (CTL-I2C)
- One High-Speed I2C Interface for SmartReflex Class 3 Control and Command (SR-I2C)
- Two Enable Signals Multiplexed with SR-I2C, Configurable to Control any Supply State and Processor Cores Supply Voltage
- Thermal Shutdown Protection and Hot-Die Detection
- An RTC Resource With:
- Oscillator for 32.768-kHz Crystal or 32-kHz Built-in RC Oscillator
- Date, Time, and Calendar
- Alarm Capability
- One Configurable GPIO
- DC-DC Switching Synchronization Through Internal or External 3-MHz Clock
The TPS65910 device is an integrated power-management IC available in 48-QFN package and dedicated to applications powered by one Li-Ion or Li-Ion polymer battery cell or 3-series Ni-MH cells, or by a 5-V input; it requires multiple power rails. The device provides three step-down converters, one step-up converter, and eight LDOs and is designed to support the specific power requirements of OMAP-based applications.
Two of the step-down converters provide power for dual processor cores and are controllable by a dedicated class-3 SmartReflex interface for optimum power savings. The third converter provides power for the I/Os and memory in the system.
The device includes eight general-purpose LDOs providing a wide range of voltage and current capabilities. The LDOs are fully controllable by the I2C interface. The use of the LDOs is flexible; they are intended to be used as follows: Two LDOs are designated to power the PLL and video DAC supply rails on the OMAP-based processors, four general-purpose auxiliary LDOs are available to provide power to other devices in the system, and two LDOs are provided to power DDR memory supplies in applications requiring these memories.
In addition to the power resources, the device contains an embedded power controller (EPC) to manage the power sequencing requirements of the OMAP systems and an RTC.
技術文件
設計與開發
電源供應解決方案
探索包括 TPS65910 的解決方案。TI 提供適用於 TI 與非 TI 之系統單晶片 (SoC)、處理器、微控制器、感測器或現場可編程邏輯閘陣列 (FPGA) 的電源供應解決方案。
TPS65910A3EVM-583 — TPS65910A3 評估模組
TPS65910A3EVM-583 是一款獨立模組,用於展示整合式電源管理 IC 的功能。它使用 USB 轉 GPIO 介面卡(未包含在套件中)來控制 TPS65910 裝置中的標準 I2C 介面。它包含與 Windows 相容的軟體以介接該裝置。該軟體是一個簡單的圖形使用者介面 (GUI),可簡化 IC 的暫存器存取。套件中未包含軟體 CD。必須從 TPS65910 產品資料夾下載。此 TPS65910A3EVM-583 板上裝有 TPS65910A3A1RSL,專為搭載 DDR3 的 AM335x Sitara 處理器而設計。
TPS65910SW-LINUX — 適用於 TPS65910 的 Linux 驅動程式
The TPS65910/1 Linux drivers contain support for the I2C bus framework. Additional driver files support the Linux regulator framework to manage the output regulation of the IC and the Linux GPIO framework to support adding the IC's GPIO's to the system. In addition to the power resources, the Linux (...)
IPG-UI — IPG-UI EVM GUI (Windows Installer)
IPG-UI GUI 可用於配置多部 PMIC 裝置,以評估這些裝置的功能和性能。 此 GUI 使用 Web 型技術建立,支援使用 USB2ANY 轉接器電路板與 EVM 硬體互動。提供 USB2ANY Explorer,允許將 USB2ANY 轉接器電路板上的韌體更新到所需的版本 (2.7.0.0 或更高版本)。
SWCC010 — GUI for TPS65910 Power Management IC – Legacy
許多 TI 參考設計包含 TPS65910
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| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| VQFN (RSL) | 48 | Ultra Librarian |
訂購與品質
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。