Digital controller for wireless battery charger transmitters

Features ? Digital controller for Qi certified wireless power transmitters – Compliant with WPC 1.3 – Power Class 0 BPP (5 W) and EPP (15 W) – Power Tx design topologies MP-A2 and MP-A22 – Proprietary ST Super Charge extension for high power charging ? SiP with uC and front end device: – AR

文件：5.48868 Mbytes 頁數(shù)：96 Pages

STMICROELECTRONICS

意法半導(dǎo)體

ST portfolio for smartphone platforms

TYPICAL APPLICATIONS ? Contactless test factory automation and after sales services ? Life proof hole-less personal devices ? Contactless accessories ? Contactless personal equipment docking hub and data transfer KEY FEATURE ? True 10-finger multi touch ? High SNR, hign noise immunity ?

文件：3.51257 Mbytes 頁數(shù)：32 Pages

STMICROELECTRONICS

意法半導(dǎo)體

ST portfolio for smartphone platforms

TYPICAL APPLICATIONS ? Contactless test factory automation and after sales services ? Life proof hole-less personal devices ? Contactless accessories ? Contactless personal equipment docking hub and data transfer KEY FEATURE ? True 10-finger multi touch ? High SNR, hign noise immunity ?

文件：3.51257 Mbytes 頁數(shù)：32 Pages

STMICROELECTRONICS

意法半導(dǎo)體

兼容Qi的電感式無線充電器功率發(fā)射器，適用于高達(dá)100W的應(yīng)用

STWBC2-HP是一款數(shù)字控制器，專用于設(shè)計(jì)符合Qi標(biāo)準(zhǔn)的無線功率發(fā)射器應(yīng)用。STWBC2-HP是一種SiP（系統(tǒng)級(jí)封裝）器件，其中包含一個(gè)STM32?微控制器和一個(gè)應(yīng)用特定的前端器件。\n\n 特別是，STWBC2-HP中集成的STM32?微控制器是STM32G071。\n\n STWBC2-HP能夠驅(qū)動(dòng)通用Qi無線充電功率發(fā)射器的DC-DC級(jí)以及半橋或全橋逆變器功率級(jí)。它生成相關(guān)PWM信號(hào)，并通過分辨率為1.47 ns分辨率的PWM狀態(tài)機(jī)控制這些信號(hào)。為此，前端器件中集成了一個(gè)40 MHz PLL和一個(gè)17步DLL。\n\n STWBC2-HP前端能夠在4.1 V到24 V范圍內(nèi)的直流電 ? 用于符合Qi標(biāo)準(zhǔn)的無線功率發(fā)射器的數(shù)字控制器 \n ?符合WPC發(fā)布的Qi 1.3標(biāo)準(zhǔn) \n ?功率等級(jí)為0，通過BPP (5 W) 和EPP (15 W) 認(rèn)證 \n ?功率發(fā)射器設(shè)計(jì)采用MP-A2和MP-A22拓?fù)?\n ?意法半導(dǎo)體擴(kuò)展的專有超級(jí)充電協(xié)議，支持大功率充電 \n? 內(nèi)嵌uC和前端器件的SiP： \n ?ARM 32位Cortex?-M0+ CPU，頻率可達(dá)64 MHz \n ?3個(gè)半橋驅(qū)動(dòng)器 \n ?內(nèi)嵌3.6 V/5 V DC-DC轉(zhuǎn)換器 \n ?3.3 V和1.8 V LDO \n ?6 V到9 V電壓倍增器 \n ?Qi FSK可編程調(diào)制器 \n ?集成式電流、電;

ST

意法半導(dǎo)體