TPS22997
- Input operating voltage range (VIN): 0.1 V–5.5 V
- Bias voltage range:1.5 V–5.5 V
- Maximum continuous current: 10 A
- ON-Resistance (RON): 4 mΩ (typ.)
- Adjustable slew rate control
- Adjustable quick output discharge (QOD)
- Open drain Power Good (PG) signal
- Thermal shutdown
- Low power consumption:
- ON state (IQ): 10 µA (typ.)
- OFF state (ISD): 0.1 µA (typ.)
- Thermal shutdown
- Smart ON pin pulldown (RPD,ON)
- ON ≥ VIH (ION): 25 nA (typ.)
- ON ≤ VIL (RPD,ON): 500 kΩ (typ.)
The TPS22997 is a single-channel load switch that provides a configurable rise time to minimize inrush current. The device contains an N-channel MOSFET that can operate over an input voltage range of 0.1 V to 5.5 V and can support a maximum continuous current of 10 A.
The switch is controlled by an enable pin (ON), which is capable of interfacing directly with low voltage GPIO signals (VIH = 0.8 V). The TPS22997 device has an optional QOD pin for quick output discharge when switch is turned off, and the fall time (tFALL) of the output can be adjusted through an external resistor. There is a Power Good (PG) signal on the device that indicates when the main MOSFET is fully turned on, which can be used to enable a downstream load. Integrated thermal shutdown ensures protection in high temperature environments.
The TPS22997 is available in a 1.5 × 2.0 mm, 0.5 mm pitch, 10-pin WQFN package (RYZ) and is characterized for operation over the free-air temperature range of –40°C to +125°C.
技術文件
類型 | 標題 | 日期 | ||
---|---|---|---|---|
* | Data sheet | TPS22997 5.5-V, 10-A, 4-mΩ On-Resistance Load Switch with Adjustable Rise Time datasheet | PDF | HTML | 2022年 12月 19日 |
EVM User's guide | TPS22997 Evaluation Module User's Guide | PDF | HTML | 2022年 12月 15日 | |
Certificate | TPS22997EVM EU RoHS Declaration of Conformity (DoC) | 2022年 9月 20日 |
設計與開發
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TPS22997EVM — 適用於 5.5-V 10-A 負載開關的 TPS22997 評估模組
TPS22997EVM 是一款雙層 PCB,內含 TPS22997 負載開關裝置。與裝置及 PCB 佈線圖路由連接的 VIN 和 VOUT 能夠處理高連續電流,並提供出入測試中裝置的低電阻路徑。測試點連線可讓 EVM 使用者利用使用者定義的測試條件來控制裝置,並進行準確的 RON 量測。
PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
WQFN-HR (RYZ) | 10 | Ultra Librarian |
訂購與品質
- 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
- 進行中持續性的可靠性監測
- 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。