Microchip MCP19214 manual

Microchip MCP19214
8.4 · 1
PDF user manual
 · 260 pages
user manualMicrochip MCP19214
2017 Microchip Technology Inc. DS20005681A-page 1


AEC Q100 Qualified and PPAP Capable
Input Voltage Range: 4.5V-42V
Two Independent High-Performance PWM
Two Independent Control Loops per Channel
allowing the User to Simultaneously Control the
Output Voltage and Current
Can Be Configured to Control Multiple Topologies
including but Not Limited To:
- Boost
- Ćuk
- Single-Ended Primary-Inductor Converter
Peak Current Mode Control
Master/Slave Operation of the PWM Controllers
with Adjustable Phase Shift
Differential Output Current Sense Capability
Integrated Low-Side Current Sense Differential
Amplifier (10X)
Integrated Low-Side Gate Drivers:
- 0.5A Sink/Source Current Capability at 5V
Supply Voltage
- 1A Sink/Source Current Capability at 10V
Supply Voltage
Special Events Generator (the state of regulating
loops can be monitored without firmware
Configurable Parameters:
- Reference Voltages for Regulating Loops
(four internal DACs)
- Input Undervoltage Lockout (UVLO)
- Input Overvoltage Lockout (OVLO)
- Primary Current Leading Edge Blanking:
0 ns, 50 ns, 100 ns and 200 ns
- Fixed Switching Frequency Range:
31.25 kHz-2.0 MHz
- Slope Compensation
- Primary Current Sense Offset Adjustment
- Configurable GPIO Pin Options
Low Quiescent Current: 10 mA Typical
Low Sleep Current: 120 µA Typical
Thermal Shutdown

Microcontroller Features

Precision 8 MHz Internal Oscillator Block:
- Factory-Calibrated to ±1%, Typical
- Interrupt-on-Change Pins
Only 35 Instructions to Learn
8192 Words On-Chip Program Memory
336 bytes of Internal RAM
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 Serial Programming™ (ICSP™) via Two
Up to 12 I/O Pins and One Input-Only Pin
Analog-to-Digital Converter (ADC):
- 10-Bit Resolution
- Internal 4096 mV Precision Reference
- Up to 8 External Channels
Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler
Enhanced Timer1:
- 16-bit Timer with Prescaler
- Two Selectable Clock Sources
Timer2: 8-Bit Timer with Prescaler
- 8-Bit Period Register
• I
C Communication:
- 7-bit Address Masking
- Two Dedicated Address Registers
Addressable Universal Synchronous
Asynchronous Receiver Transmitter (AUSART)
(only MCP19215):
- 8 and 9-Bit Data Operations
- Address Detect
- Asynchronous and Synchronous Operating


Digitally Enhanced Power Analog, Dual Channel, Low-Side PWM


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