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APFCON

Description
Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver
File Size2MB,222 Pages
ManufacturerMicrochip
Websitehttps://www.microchip.com
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APFCON Overview

Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver

MCP19111
Digitally Enhanced Power Analog Controller
with Integrated Synchronous Driver
Synchronous Buck Features:
Input Voltage: 4.5V to 32V
Output Voltage: 0.5V to 3.6V
Switching Frequency: 100 kHz to 1.6 MHz
Quiescent Current: 5 mA Typical
High-Drive:
- +5V Gate Drive
- 1A/2A Source Current
- 1A/2A Sink Current
Low-Drive:
- +5V Gate Drive
- 2A Source Current
- 4A Sink Current
Peak Current Mode Control
Differential Remote Output Sense
Multi-Phase Systems:
- Master or Slave
- Frequency Synchronized
- Common Error Signal
Multiple Output Systems:
- Master or Slave
- Frequency Synchronized
Configureable Parameters:
- Overcurrent Limit
- Input Under Voltage Lockout
- Output Overvoltage
- Output Under Voltage
- Internal Analog Compensation
- Soft Start Profile
- Synchronous Driver Dead Time
- Switching Frequency
Thermal Shutdown
Microcontroller Features:
• Precision 8 MHz Internal Oscillator Block:
- Factory Calibrated
• Interrupt Capable
- Firmware
- Interrupt-on-Change Pins
• Only 35 Instructions to Learn
• 4096 Words On-Chip Program Memory
• High Endurance Flash:
- 100,000 write Flash Endurance
- Flash Retention: >40 years
• Watchdog Timer (WDT) with Independent
Oscillator for Reliable Operation
• Programmable Code Protection
• In-Circuit Debug (ICD) via Two Pins
• In-Circuit Serial Programming™ (ICSP™) via Two
Pins
• 14 I/O Pins and One Input-Only Pin
- 3 Open Drain Pins
• Analog-to-Digital Converter (ADC):
- 10-bit Resolution
- 12 Internal Channels
- 8 External Channels
• Timer0: 8-bit Timer/Counter with 8-Bit Prescaler
• Enhanced Timer1:
- 16-bit Timer/Counter with Prescaler
- 2 Selectable Clock Sources
• Timer2: 8-Bit Timer/Counter with Prescaler
- 8-bit Period Register
• I
2
C
TM
Communication:
- 7-bit Address Masking
- 2 Dedicated Address Registers
- SMBus/PMBus
TM
Compatibility
2013 Microchip Technology Inc.
DS22331A-page 1

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Description Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver Digitally Enhanced Power Analog Controller with Integrated Synchronous Driver
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