Transcription of MCP19122/3 Digitally Enhanced Power Analog …
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2017 Microchip Technology 1 synchronous Buck Features Input Voltage: to 40V (operating), 48V (non-operating) Output Voltage: to 16V- typical output voltage accuracy- Greater than 16V requires external divider Switching Frequency: 100 kHz to MHz Shutdown Quiescent Current: 50 A Typical High-Drive:- +5V Gate Drive- 2A Source Current- 2A Sink Current Low-Drive:- +5V Gate Drive- 2A Source Current- 4A Sink Current Emulated Average Current Mode Control Differential Remote Output Sense Multi-Phase Systems:- Master or Slave- Frequency Synchronized- Common Current Sense Signal Multiple Output Systems:- Master or Slave- Frequency Synchronized AEC-Q100 Qualified Configureable Parameters:- Overcurrent Limit- Input Undervoltage Lockout- Input Overvoltage - Output Overvoltage- Output Undervoltage- Internal Analog Compensation- Soft Start Profile- synchronous Driver Dead Time- Switching Frequency Thermal ShutdownMicrocontroller 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 Rel
MCP19122/3 DS20005750A-page 10 2017 Microchip Technology Inc. FIGURE 1-2: MCP19122/3 SYNCHRONOUS BUCK BLOCK DIAGRAM PHASE …
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