MCP19118-E/MJ Microchip

MCP19118/19 Digitally-Enhanced Power Analog Controller with Integrated Synchronous Driver Synchronous Buck Features: Microcontroller Features: Precision 8 MHz Internal Oscillator Block: Input Voltage: 4.5V to 40V - Factory Calibrated Output Voltage: 0.5V to 3.6V Interrupt Capable - Greater than 3.6V requires external divider -Firmware Switching Frequency: 100 kHz to 1.6 MHz - Interrupt-on-Change Pins Quiescent Current: 5 mA Typical Only 35 Instructions to Learn High-Drive: 4096 Words On-Chip Program Memory - +5V Gate Drive High-Endurance Flash: - 1A/2A Source Current - 100,000 Write Flash Endurance - 1A/2A Sink Current - Flash Retention: >40 years Low-Drive: Watchdog Timer (WDT) with Independent - +5V Gate Drive Oscillator for Reliable Operation - 2A Source Current Programmable Code Protection - 4A Sink Current In-Circuit Debug (ICD) via Two Pins (MCP19119) Peak Current Mode Control In-Circuit Serial Programming (ICSP) via Two Differential Remote Output Sense Pins QEC-100 Qualified 11 I/O Pins and One Input-Only Pin (MCP19118) Multiple Output Systems: - Three Open-Drain Pins - Master or Slave 14 I/O Pins and One Input-Only Pin (MCP19119) - Frequency Synchronized - Three Open-Drain Pins Configurable Parameters: Analog-to-Digital Converter (ADC): - Overcurrent Limit - 10-Bit Resolution - Input Undervoltage Lockout - 12 Internal Channels - Output Overvoltage - Eight External Channels - Output Undervoltage Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler - Internal Analog Compensation Enhanced Timer1: - Soft Start Profile - 16-Bit Timer/Counter with Prescaler - Synchronous Driver Dead Time - Two Selectable Clock Sources - Switching Frequency Timer2: 8-Bit Timer/Counter with Prescaler Thermal Shutdown - 8-Bit Period Register 2 TM I C Communication: - 7-Bit Address Masking - Two Dedicated Address Registers TM - SMBus/PMBus Compatibility 2014 Microchip Technology Inc. DS20005350A-page 1MCP19118/19 Pin Diagram 24-Pin QFN (MCP19118) 1 GPA0 V 18 DD 2 BOOT GPA1 17 3 GPA2 16 HDRV MCP19118 4 GPA3 15 PHASE 5 GPA7 V 14 DR EXP-25 6 GPA6 13 LDRV DS20005350A-page 2 2014 Microchip Technology Inc. GPA5/MCLR 7 GPB2 24 GPA4 8 GPB1 23 GPB0 9 -V 22 SEN 10 GND 21 +V SEN V 11 20 +I IN SEN 12 P 19 -I GND SEN