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应用

主要规格
	RT9490
Status	Active
Vin (min) (V)	3.6
Vin (max) (V)	24
Battery Charge Voltage (max) (V)	18.8
Battery Charge Current (max) (A)	5
Status Indicator	Yes
Charger Type	Switching
Input Source	AC Adapter;USB
Features	ACOT Control;Adjustable Frequency;I2C;OCP;OVP;Power Good;SCP;UVP;Ultrasonic Mode Control
Package Type	WL-CSP2.93x3.46-56(BSC)
Built-in Power MOSFETs	Yes

关键特性

Datasheet
Title	Version	Last Update	Download
RT9490:	V1.0	2024/01/18

Technical Documents
Title	Item Type	Last Update	Download
立锜全系列产品选择指南 [Jan., 2025]	Selection Guide	2025/01/14
RT9490/RT9492 Application Note: Implement Charge System with the RT9490/RT9492	App. Note	2024/09/06
立锜精选产品 Product Tree 手册 [Aug., 2023]	Selection Guide	2023/08/07
RT9490 Application Note	App. Note	2022/11/18

Videos
Title	Last Update	Views
优化 45W 充电应用：立锜升降压切换式电池充电芯片	2024/05/20	34
新一代高整合立錡 USB-C PD 车充电源解决方案	2023/09/11	83
怎样让智能手机获得 100W+ 的充电能力	2021/11/24	315

Evaluation Boards
Title	Last Update	Download
5A 2-4 Cell Buck-Boost Switching Battery Charger Evaluation Board	2024/04/26

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
RT9490WSC	WL-CSP2.93x3.46-56(BSC)	1,500	Request	Mouser	0	Lead-Time: 14 weeks

Evaluation Board
Part Number	Distributor	Stock	Buy From Authorized Distributor
EVB_RT9490WSC	Digikey	1	Buy
EVB_RT9490WSC	Mouser	0	Lead-Time: 14 weeks

库存实际状况请联系代理商或业务窗口

Related Products
Title	Download
RT9490S: 5A 1-2 Cell Buck-Boost Switching Battery Charger