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MCP19214/5 Digitally Enhanced Power Analog, Dual Channel, Low-Side PWM Controller Features Microcontroller Features AEC Q100 Qualified and PPAP Capable Precision 8 MHz Internal Oscillator Block: Input Voltage Range: 4.5V-42V - Factory-Calibrated to 1%, Typical Two Independent High-Performance PWM Interrupt-Capable Controllers -Firmware Two Independent Control Loops per Channel - Interrupt-on-Change Pins allowing the User to Simultaneously Control the Only 35 Instructions to Learn Output Voltage and Current 8192 Words On-Chip Program Memory Can Be Configured to Control Multiple Topologies 336 bytes of Internal RAM including but Not Limited To: High-Endurance Flash: - Boost - 100,000 Write Flash Endurance -Flyback - Flash Retention: > 40 Years - uk Watchdog Timer (WDT) with Independent - Single-Ended Primary-Inductor Converter Oscillator for Reliable Operation (SEPIC) Programmable Code Protection Peak Current Mode Control In-Circuit Serial Programming (ICSP) via Two Master/Slave Operation of the PWM Controllers Pins with Adjustable Phase Shift Up to 12 I/O Pins and One Input-Only Pin Differential Output Current Sense Capability Analog-to-Digital Converter (ADC): Integrated Low-Side Current Sense Differential - 10-Bit Resolution Amplifier (10X) - Internal 4096 mV Precision Reference Integrated Low-Side Gate Drivers: Generator - 0.5A Sink/Source Current Capability at 5V - Up to 8 External Channels Supply Voltage Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler - 1A Sink/Source Current Capability at 10V Enhanced Timer1: Supply Voltage - 16-bit Timer with Prescaler Special Events Generator (the state of regulating - Two Selectable Clock Sources loops can be monitored without firmware Timer2: 8-Bit Timer with Prescaler overhead) - 8-Bit Period Register Configurable Parameters: 2 I C Communication: - Reference Voltages for Regulating Loops (four internal DACs) - 7-bit Address Masking - Input Undervoltage Lockout (UVLO) - Two Dedicated Address Registers - Input Overvoltage Lockout (OVLO) Addressable Universal Synchronous Asynchronous Receiver Transmitter (AUSART) - Primary Current Leading Edge Blanking: (only MCP19215): 0 ns, 50 ns, 100 ns and 200 ns - 8 and 9-Bit Data Operations - Fixed Switching Frequency Range: 31.25 kHz-2.0 MHz - Address Detect - Slope Compensation - Asynchronous and Synchronous Operating Modes - Primary Current Sense Offset Adjustment - Configurable GPIO Pin Options Low Quiescent Current: 10 mA Typical Low Sleep Current: 120 A Typical Thermal Shutdown 2017 Microchip Technology Inc. DS20005681A-page 1MCP19214/5 Pin Diagram 28-Pin 5x5 QFN (MCP19214) MCP19214 5x5 QFN* V GPA0/AN0/TS OUT1 IN 21 1 V GPA1/AN1 2 20 DD V GPA2/AN2/T0CKI/INT 3 19 DR MCP19214 PDRV1 GPB4/AN5/CCD2/ICSPDAT 4 18 P GPA3/AN3/TS OUT2 5 17 GND PDRV2 GPA7/SCL 6 16 EXP-29 GPB0/SDA IP2 7 15 * Includes Exposed Thermal Pad (EP) see Table 1. DS20005681A-page 2 2017 Microchip Technology Inc. GPB5/AN6/ GPA5/MCLR 8 28 ICSPCLK I 1 GPA6/CCD1 SN 9 27 I 1 I 2 SN SP 10 26 I 2 CCOMP1 SP 11 25 VCOMP1 CCOMP2 12 24 VCOMP2 13 VFB1 23 IP1 VFB2 14 22