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RT9490

2-4 節電池、5A Buck-Boost 充電 IC

詳見規格書訂閱接收更新消息

RT9490 是可以 5A 電流對 2-4 節串聯鋰離子/聚合物電池進行充電管理和系統電源路徑管理的 Buck-Boost 架構充電 IC，它採用低阻抗的功率開關進行開關模式的工作，效率高，節省充電時間，延長電池放電時間，通過 I²C 介面即可對其進行充電和系統相關的設定操作，是應用靈活的解決方案。
建議的接面溫度範圍為-40°C至130°C，而環境溫度範圍則為-40°C至85°C。

應用

智慧手機、平板電腦和筆記型電腦
無人機
可擕式設備和附件

Datasheet
Title	Version	Last Update	Download
RT9490: 2-4 節電池、5A Buck-Boost 充電 IC	V1.0	2022/11/21

Technical Documents
Title	Item Type	Last Update	Download
RT9490/RT9492 Application Note: Implement Charge System with the RT9490/RT9492	App. Note	2024/09/06
立錡精選產品 Product Tree 手冊 [Aug., 2023]	Selection Guide	2023/08/07
RT9490 Application Note	App. Note	2022/11/18

Videos
Title	Last Update	Views
優化 45W 充電應用：立錡升降壓切換式電池充電晶片	2024/05/20	35
新一代高整合立錡 USB-C PD 車充電源解決方案	2023/09/11	79
如何實現智慧型手機的 100W+ 快速充電	2021/11/24	212

Evaluation Boards
Title	Last Update	Download
5A 2-4 Cell Buck-Boost Switching Battery Charger Evaluation Board	2024/04/29

Part Number	Package Type	Package Qty.	Free Sample	Distributor	Stock	Buy From Authorized Distributor
RT9490WSC	WL-CSP2.93x3.46-56(BSC)	1,500	Request	Digikey	967	Buy
				Mouser	Lead-Time: 14 weeks	Not Available
				WPG	Lead-Time: 14 weeks	Not Available

Evaluation Board
Part Number	Distributor	Stock	Buy From Authorized Distributor
EVB_RT9490WSC	Digikey	1	Buy
	Mouser	Lead-Time: 14 weeks	Not Available
	WPG	Lead-Time: 14 weeks	Not Available

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