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TPS548A29
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- 4-V to 16-V input range up to 15-A without external bias
- 3-V to 16-V input range up to 12-A without external bias
- 2.7-V to 16-V input range up to 15 A with external bias ranging from 4.75 V to 5.3 V
- Output voltage range: 0.6 V to 5.5 V
- Integrated 8.4-mΩ and 2.6-mΩ MOSFETs
- D-CAP3™ with ultra fast load-step response
- Supports all ceramic output capacitors
- Differential remote sense with 0.6-V ±1% VREF for –40°C to +125°C junction temperature
- Auto-skip Eco-mode™ for high light-load efficiency
- Programmable current limit with RTRIP
- Pin-selectable switching frequency: 600 kHz, 800 kHz, 1 MHz
- Programmable soft-start time
- External reference input for tracking
- Prebiased startup capability
- Open-drain power-good output
- Hiccup for OC and UV faults, latch-off for OV Fault
- 4-mm × 3-mm, 21-pin QFN package
- Pin compatible with 12-A TPS54JA20
- Fully RoHS compliant without exemption
The TPS548A29 device is a small high-efficiency synchronous buck converter with an adaptive on-time D-CAP3 control mode. Since external compensation is not required, the device is easy to use and requires few external components. The device is well-suited for space-constrained data center applications.
The TPS548A29 device has differential remote sense, high-performance integrated MOSFETs, and an accurate ±1%, 0.6-V reference over the full operating junction temperature range. The device features fast load-transient response, accurate load regulation and line regulation, Skip-mode or FCCM operation, and programmable soft-start.
The TPS548A29 device is a lead-free device. It is fully RoHS compliant without exemption.
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技術文件
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檢視所有 4 | 重要文件 | 類型 | 標題 | 格式選項 | 日期 |
|---|---|---|---|---|
| * | Data sheet | TPS548A29 2.7-V to 16-V Input, 15-A Synchronous Buck Converter With Remote Sense, 4.5-V Internal LDO and Hiccup Current Limit datasheet (Rev. D) | PDF | HTML | 2021年 7月 7日 |
| Application brief | Solving power design challenges in oscilloscope applications | PDF | HTML | 2023年 10月 31日 | |
| Application note | Measuring the Bode Plot of D-CAP™, D-CAP2™, and D-CAP3™ DC/DC Converters (Rev. A) | PDF | HTML | 2023年 4月 21日 | |
| Application note | Benefits Using a Buck Converter's External Vcc Bias Pin | PDF | HTML | 2021年 5月 25日 |
設計與開發
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開發板
TPS548A29EVM — 具有 0.6 Vref 和內部 4.5-V LDO 的 15-A DC-DC 降壓轉換器評估模組
TPS548A29EVM 是專為高達 15-A 輸出電流而設計的一款 D-CAP3 同步降壓轉換器，搭配專為展示以此 TPS548A29 裝置進行設計時可實現之小型印刷電路板設計的評估模組 (EVM)。TPS548A29 整合了高壓側和低壓側 MOSFET。
使用指南: PDF
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| VQFN-HR (RWW) | 21 | Ultra Librarian |
訂購與品質
內含資訊：
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 認證摘要
- 進行中的可靠性監測
內含資訊：
- 晶圓廠位置
- 組裝地點
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。