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Name: DSPIC33EP256MC502-I/MM
Brand: Microchip Technology
SKU: DSPIC33EP256MC502-I/MM
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology DSPIC33EP256MC502-I/MM

Part No.:: DSPIC33EP256MC502-I/MM

Manufacturer:: Microchip Technology

Package:: 28-VQFN Exposed Pad

Datasheet:: DSPIC33EP256MC502-I/MM.pdf

Description:: IC MCU 16BIT 256KB FLASH 28QFN

In Stock:: 2264

Quantity:: Add To Cart

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DSPIC33EP256MC502-I/MM Specifications

Package/Case:
28-VQFN Exposed Pad
Packaging:
Tube
Series:
dsPIC™ 33EP
RoHS:
RoHS
Speed:
70 MIPs
RAM Size:
16K x 16
Core Size:
16-Bit
EEPROM Size:
-
Part Status:
Active
Peripherals:
Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, WDT
Connectivity:
CANbus, I²C, IrDA, LINbus, QEI, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
21
Core Processor:
dsPIC
Data Converters:
A/D 6x10b/12b
Oscillator Type:
Internal
Program Memory Size:
256KB (85.5K x 24)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

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DSPIC33EP256MC502-I/MM information

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The working principle and core technical features of DSPIC33EP256MC502-I/MM

DSPIC33EP256MC502-I/MM is a high-performance digital signal controller (DSC) manufactured by Microchip Technology, integrating advanced features for demanding embedded control applications. It combines the capabilities of a microcontroller with those of a digital signal processor (DSP), offering enhanced computational power and flexibility.

Working Principle:

The DSPIC33EP256MC502-I/MM operates based on a Harvard architecture with a modified Harvard RAM, which allows simultaneous access to program memory and data memory, improving performance. It features a high-speed 16-bit microcontroller core with up to 70 MIPS performance, enabling rapid execution of complex control algorithms.

Core Technologies:

- DSP Engine: The integrated DSP engine enables efficient execution of digital signal processing tasks, such as filtering, modulation, and control algorithms, making it suitable for applications like motor control and power conversion.

- Peripheral Integration: With a rich set of integrated peripherals, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), PWM modules, and communication interfaces like UART, SPI, and I2C, the DSPIC33EP256MC502-I/MM offers versatile connectivity and control capabilities.

- High-Speed Analog: The device features high-speed 12-bit ADCs with sampling rates up to 4 Msps, enabling precise analog signal acquisition for applications such as sensor interfacing and measurement.

- Motor Control: With dedicated motor control peripherals, such as high-resolution PWM modules and Quadrature Encoder Interface (QEI), the DSPIC33EP256MC502-I/MM is well-suited for motor control applications, providing precise speed and position control.

Application Scenarios:

In renewable energy systems, DSPIC33EP256MC502-I/MM can be employed for maximum power point tracking (MPPT) in solar photovoltaic (PV) systems, enhancing energy harvesting efficiency.

Circuit Design:

To design an MPPT controller using DSPIC33EP256MC502-I/MM, follow these steps:

1. PV Panel Interface:

Connect the solar PV panels to the ADC channels of DSPIC33EP256MC502-I/MM for monitoring the output voltage and current. Implement appropriate conditioning circuitry for signal conditioning and protection.

2. Maximum Power Point Tracking:

Implement MPPT algorithms, such as Perturb and Observe (P&O) or Incremental Conductance (INC), using the DSP capabilities of DSPIC33EP256MC502-I/MM to continuously adjust the operating point of the PV system for maximum power output.

3. Power Conversion:

Utilize the integrated PWM modules of DSPIC33EP256MC502-I/MM to control the power converter, such as a buck-boost converter, for regulating the output voltage to match the load requirements.

4. Communication:

Implement communication interfaces, such as UART or Ethernet, to monitor the MPPT operation remotely or integrate with a central control system for data logging and analysis.

5. System Integration:

Integrate the MPPT controller with the overall PV system, including battery storage, load management, and grid interconnection, for a comprehensive renewable energy solution.

Performance Enhancement:

By utilizing the advanced DSP capabilities and integrated peripherals of DSPIC33EP256MC502-I/MM, the MPPT controller can achieve:

- High Efficiency: Precise MPPT algorithms and fast control loop execution enhance energy harvesting efficiency, maximizing the power output from the solar PV panels.

- Fast Response: The high-speed ADCs and PWM modules enable rapid response to changes in solar irradiance and load conditions, ensuring optimal performance under dynamic operating conditions.

- Reliable Operation: Robust communication interfaces and comprehensive system integration facilitate remote monitoring and control, enhancing system reliability and maintenance.

- Scalability: The scalability of DSPIC33EP256MC502-I/MM allows for future expansion and enhancement of the MPPT controller with additional features and functionalities to adapt to evolving system requirements.

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6. What is the process for return or replacement of DSPIC33EP256MC502-I/MM?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DSPIC33EP256MC502-I/MM we delivered, we will accept the replacement or return of the DSPIC33EP256MC502-I/MM only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DSPIC33EP256MC502-I/MM.

(3)The PartNo is unused and only in the original unpacked packaging.

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