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2019-10-08
偉詮電子推出WT6617F車規USB PD控制晶片
偉詮電子(TWSE: 2436)今(20)天宣布推出公司第一顆通過AEC-Q100車規認證的USB PD控制晶片WT6617F。WT6617F設計符合車用效能,可用於車用USB Type-C供電應用如車座充電孔和車內資訊娛樂系統附設充電孔等。

WT6617F具高度整合性,能減少外部零件,為一具有整體成本與設計尺寸優勢的解決方案。此控制晶片結合了USB-PD baseband PHY、Type-C cable 偵測、並聯穩壓器、電壓和電流監控、負載開關NMOS控制電路及微控制器。晶片內建的穩壓器可讓工作電壓操作於3V~24V,支援PPS規格。內建可多次燒錄的程序記憶體可用於編輯程式及使用者設定資料。
偉詮的WT6617F車規USB PD控制晶片主要的功能包含:

USB Type-C and USB-PD
  - Supports USB PD 3.0 including Programmable Power Supply (PPS)
  - Programmable Type-C pull-up Rp
  - Integrated VCONN power and switch for reading E-marked cable

Supports USB BC1.2 DCP, Quick Charge 4 and Quick Charge 4+ (backward compatible Quick Charge 3.0 and Quick Charge 2.0)

Built-in shunt regulator
  - Programmable constant voltage control
  - Programmable constant current control
  - Integrated low side current sense amplifier
  - Cable drop compensation

Programmable fault protections
  - Over Voltage Protection (OVP)
  - Under Voltage Protection (UVP)
  - Over Current Protection (OCP)
  - Over Temperature Protection (OTP)

10-bit ADC for voltage and current monitoring

MCU
  - Turbo 8051 compatible MCU
  - 16K bytes Multi-Time-Programmable (MTP) ROM

Driver for NMOS load switch

Built-in discharge MOS transistor

Internal RC oscillator

Internal VDD regulator

General purpose I/Os

Supports power saving mode

Operating voltage range: 3V to 24V (30V tolerant)

Package: 16-Pin QFN, 14-pin SOP AEC-Q100 Grade 1 Qualified (-40 to +125℃)

產品資訊: http://www.weltrend.com.tw/zh-tw/news/detail/468/2

需要更多資訊請洽詢幸賀產品經理 廖先生(Bruce Liao),Tel: (02)6615-8281 ext. 245 or email to bruceliao@seraphim.com.tw


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