Microchip MCP19215 Bedienungsanleitung
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2017 Microchip Technology Inc.DS20005681A-page 1
Features
•AEC Q100 Qualified and PPAP Capable
•Input Voltage Range: 4.5V-42V
•Two Independent High-Performance PWM
Controllers
•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
-Flyback
-Ćuk
-Single-Ended Primary-Inductor Converter
(SEPIC)
•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
overhead)
•Configurable Parameters:
-Reference Voltages for Regulating Loops
(four internal DACs)
-Input Undervoltage Lockout (UVLO)
-Input Overvoltage Lockout (OVLO)
-Primary Current Leading Edge Blanking:
0ns, 50ns, 100ns and 200ns
-Fixed Switching Frequency Range:
31.25kHz-2.0MHz
-Slope Compensation
-Primary Current Sense Offset Adjustment
-Configurable GPIO Pin Options
•Low Quiescent Current: 10mA Typical
•Low Sleep Current: 120µA Typical
•Thermal Shutdown
Microcontroller Features
•Precision 8MHz Internal Oscillator Block:
-Factory-Calibrated to ±1%, Typical
•Interrupt-Capable
-Firmware
-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
Pins
•Up to 12 I/O Pins and One Input-Only Pin
•Analog-to-Digital Converter (ADC):
-10-Bit Resolution
-Internal 4096mV Precision Reference
Generator
-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
2
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
Modes
MCP19214/5
Digitally Enhanced Power Analog, Dual Channel, Low-Side PWM
Controller
Produktspezifikationen
| Marke: | Microchip |
| Kategorie: | Nicht kategorisiert |
| Modell: | MCP19215 |
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