May 20
2019
伟诠电子推出WT6617F车规USB PD控制芯片
伟诠电子(TWSE: 2436)今(20)天宣布推出公司第一颗通过AEC-Q100车规认证的USB PD控制芯片WT6617F。WT6617F设计符合车用效能,可用于车用USB Type-C供电应用如车座充电孔和车内信息娱乐系统附设充电孔等。
WT6617F具高度整合性,能减少外部零件,为一具有整体成本与设计尺寸优势的解决方案。此控制芯片结合了USB-PD baseband PHY、Type-C cable 侦测、并联稳压器、电压和电流监控、负载开关NMOS控制电路及微控制器。芯片内建的稳压器可让工作电压操作于3V~24V,支持PPS规格。内建可多次刻录的程序内存可用于编辑程序及用户设定数据。
伟诠的WT6617F车规USB PD控制芯片主要的功能包含:。WT8911已通过汽车电子委员会(AEC) Q100 (Grade 2)验证规范。
● 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℃)
关于伟诠电子
伟诠电子股份有限公司成立于1989年,位于“台湾硅谷”新竹科学工业园区,定位为无晶圆厂之集成电路公司 (Fabless IC Company),是台湾知名的IC设计公司之一,专长于集成电路产品的企划、设计、测试、应用与营销。进一步信息,请浏览www.weltrend.com。