TPS629210
- High-efficiency DCS-Control™ topology
- 4-µA typical low quiescent current
- Output current up to 1 A
- RDSON: 250-mΩ high side, 85-mΩ low side
- Output voltage accuracy of ±1%
- Configurable output voltage options:
- VFB external divider: 0.6 V to 5.5 V
- VSET internal divider:
- 18 options between 0.4 V and 5.5 V
- Flexibility through MODE/S-CONF pin
- 2.5-MHz or 1.0-MHz switching frequency
- Forced PWM or auto (PFM) power save mode with dynamic mode change option
- Output discharge on/off
- No external bootstrap capacitor required
- Output overcurrent and overtemperature protection
- 100% duty cycle mode
- Precise enable input
- Power-good output
- Pin-to-pin compatible with the TPS629210E, TPS629206, and TPS629203 devices
- 0.5-mm pitch, 8-pin SOT-583 package
The TPS6292xx family of devices are highly efficient, small, and highly flexible synchronous step-down DC-DC converter s that are easy to use. A wide 3-V to 1 7-V input voltage range supports a wide variety of systems powered from either 12-V, 5-V, or 3.3-V supply rails, or single-cell or multi-cell Li-Ion batteries. The TPS629210 can be configured to run at either 2.5 MHz or 1 MHz in a forced PWM mode or a variable frequency (auto PFM) mode. In auto PFM mode, the device automatically transitions to power save mode at light loads to maintain high efficiency. The low 4-µA typical quiescent current also provides high efficiency down to the smallest loads. TIs automatic efficiency enhancement (AEE) mode holds a high conversion efficiency through the whole operation range without the need of using different inductors by automatically adjusting the switching frequency based on input and output voltages. In addition to selecting the switching frequency behavior, the MODE/S-CONF input pin can also be used to select between different combinations of external and internal feedback dividers and enabling and disabling the output voltage discharge capability. In the internal feedback configuration, a resistor between the FB/VSET pin and GND can be used to select between 18 different output voltage options (see Table 8-2).
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技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | TPS629210 3-V to 17-V, 1-A Low IQ Buck Converter in SOT-583 Package datasheet (Rev. B) | PDF | HTML | 2022/1/14 | ||
| 應用說明 | Estimate, Measure, and Reduce the Voltage Drop of Buck Converter in Battery Power Applications | PDF | HTML | 2024/6/27 | |||
| 應用說明 | Using the TPS629210-Q1 in an Inverting Buck-Boost Topology | PDF | HTML | 2022/3/14 | |||
| 使用指南 | TPS629210EVM User's Guide | PDF | HTML | 2021/12/2 | |||
| 證書 | TPS629210EVM EU RoHS Declaration of Conformity (DoC) | 2021/9/13 |
設計與開發
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TPS629210EVM — 採用 SOT-583 封裝的 TPS629210 評估模組 17-V、1-A、低 IQ 同步降壓轉換器
TPS629210EVM 評估模組 (EVM) 可加速評估採用小型 SOT-583 封裝的 TPS629210 1-A 降壓轉換器。EVM 可從 3 V 和 17 V 間輸入電壓輸出 3.3-V 輸出電壓。TPS629210 是高效率、低 IQ 降壓轉換器,適合運用在各種工業、企業及個人電子產品應用,例如工廠與建築自動化、IP 網路攝影機、工業電腦、資料中心交換器、伺服驅動裝置、行動式與嵌入式運算,以及任何具有 12-V 輸入電壓或 1 芯至 4 芯鋰電池組的應用。
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| SOT-5X3 (DRL) | 8 | 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。