MY7603為一顆高度整合的USB PD 3.0 控制晶片,支持USB PD 3.0 PPS(Programmable Power Supply)規範和Qualcomm® Quick Charge 3/4/4 +技術。 MY7603專為USB Type-C型電源應用而設計,可應用於電源變壓器,車載充電器,電源延長充電線,移動電源裝置等。
MY7603控制晶片內建多種功能模組,包括USB PD 處理器與PHY,USB Type-C主動檢測,電壓和電流監控器,NMOS負載開關驅動器,以及一個8位MCU(8051)以最大限度地減少了外部組件,從而具備小尺寸和低成本競爭優勢。
USB Type-C and USB-PD
• Supports USB PD 3.0 including programmable power supply (PPS, 3v to 20v 20mV/step)
• Built-in Rp, Rd & BMC Physical Layer
• Built-in Dead Battery Function
• Integrated VCONN power and switch for reading E-marked cable
• Cable Voltage Drop Compensation (CDC) for VBUS
• Support Provider, Consumer and Dual Role
• Programming VBUS output current with external current sense resistor 5/10/20mΩ (1A~5A)
• Auto detect the capability of sink and source
• NMOS VBUS switch (need embedded charge pump and slew rate control)
Charging mode
• Quick Charge 3/4/4+
• USB BC1.2
• Fast charging protocol
• FCP/SCP protocal
Fault protections
• Voltage clamp in CC1/2 pin Vbus & CC1/2 short test (max rating > 20v)
• VCC Over Voltage Protection (OVP)
• VCC Under Voltage Protection (UVP)
• Over Current Protection (OCP)
• Over Temperature Protection (OTP)
• VCONN switch with OCP protection
Others
• 12bit ADC for voltage and current monitoring
• VBUS quick discharge through DIS PIN
• Supports power saving mode
• Operating voltage range: 3V ~ 6V
• Operating temperature range: -20°C ~ +105°C
• External SPI/I2C FLASH interface
• Package: 24-Pin QFN,16-Pin SOIC