PIC24EP128MC206-E/PT - 16-bit 70MIPS Motor Control MCU | Microchip
MPN: PIC24EP128MC206-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.42 | $8.42 |
| 10 | $7.59 | $75.90 |
| 100 | $6.78 | $678.00 |
| 500 | $6.1 | $3,050.00 |
| 1,000 | $5.45 | $5,450.00 |
PIC24EP128MC206-E/PT Overview
What is a 16-bit Motor Control MCU? A microcontroller (MCU) is a single-chip computer containing a CPU, memory, and peripherals. Motor-control MCUs are a specialized class that adds high-resolution PWM timers, fast ADCs for current sensing, analog comparators for fault detection, and op-amps for signal conditioning - all dedicated to driving three-phase BLDC, PMSM, ACIM, and SR motors. The PIC24E MCU family sits in the hierarchy: 16-bit MCU -> DSC (Digital Signal Controller) -> Motor Control MCU -> Embedded Microcontroller, blending DSP-class math throughput with deterministic real-time control.
Key features of the PIC24EP128MC206-E/PT include 16 KB SRAM, dual high-speed ADC modules with 1 MSPS conversion rate, configurable logic cells, multiple UART/SPI/I2C interfaces, and integrated operational amplifiers that reduce bill-of-material cost in current-sense paths. The 70 MIPS performance (at 3.3V) supports complex control loops such as space-vector modulation and sliding-mode observers without external DSP. AEC-Q100 qualification makes this part suitable for automotive motor control applications.
The PIC24EP128MC206-E/PT is widely used in automotive (electric pumps, fans, HVAC blowers, seat positioners), industrial automation (servo drives, robotic joints, CNC spindle motors), consumer appliances (compressor inverters in refrigerators and air conditioners), and renewable-energy micro-inverters. The device is also used in low-voltage BLDC drives for drones and e-mobility where the integrated op-amps remove external analog front-end components.
When designing with this MCU, ensure that the 64-pin TQFP land pattern and thermal dissipation are within budget for the chosen motor-drive stage. Use MPLAB X IDE with the dsPIC33/PIC24E device family pack and configure the PWM, ADC, and op-amp peripherals via the Motor Control Application Framework (MCAF) to shorten firmware development.
In summary, the PIC24EP128MC206-E/PT combines Microchip's 16-bit PIC24E architecture with purpose-built motor-control analog peripherals and AEC-Q100 grade qualification, making it a strong candidate for cost-sensitive, deterministic real-time motor drives in industrial and automotive environments.
This page synthesizes distributor pricing, drop-in alternative parts, and practical design notes that extend beyond the manufacturer datasheet to help engineers select and qualify this MCU.
Drop-in alternatives for PIC24EP128MC206-E/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC24EP128MC206-E/PT (same form factor and footprint) — differing in ADC, Package, Communication Interfaces, Core Architecture, Quadrature Encoder Interface (QEI).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128MC206-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128MC206T-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128MC206-H/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.62 / Unit
View Datasheet →PIC24EP128MC206-E/MR
✅ Drop-In✓ In Stock
$4.22 / Unit
View Datasheet →PIC24EP64MC206-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP128MC206-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E (16-bit modified Harvard) |
| CPU Performance | 70 MIPS (60 MHz core, 3.3V) |
| Program Flash Memory | 128 KB (43K x 24 words) |
| RAM | 16 KB |
| Operating Voltage | 3.0 V to 3.6 V (3.3V typical) |
| Operating Temperature Range | -40C to +125C (Extended, 'E' suffix) |
| Package | TQFP-64 (PT) 10x10 mm |
| Mounting Type | Surface Mount |
| ADC | Dual 10-bit, 1 MSPS (per datasheet family) |
| PWM Channels | Multiple high-resolution PWM outputs |
| Communication Interfaces | UART, SPI, I2C |
| Integrated Op-Amps | Yes (on-chip operational amplifiers) |
| Comparators | Yes (on-chip) |
| Automotive Qualification | AEC-Q100 |
| RoHS Status | Compliant |
| MSL Level | 3 |
PIC24EP128MC206-E/PT tqfp-64 (pt) 10x10 mm Pin Configuration Guide
Pin configuration for PIC24EP128MC206-E/PT (tqfp-64 (pt) 10x10 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for PIC24EP128MC206-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24EP128MC206-E/PT is suitable for 7 applications: Three-Phase BLDC / PMSM Motor Drive (FOC), Automotive HVAC Blower and Cooling Fan Controller, Refrigerator Compressor Inverter, Industrial Servo Drive and Robotics Joint Controller, Solar Micro-Inverter and Power Optimizer, Drone BLDC ESC (Electronic Speed Controller), Smart Pump and White Goods Water Circulation.
Three-Phase BLDC / PMSM Motor Drive (FOC)
The PIC24EP128MC206-E/PT is purpose-built for field-oriented control (FOC) of brushless DC and permanent-magnet synchronous motors, where its 70 MIPS throughput executes Park/Clarke transforms and PI current loops in real time. The integrated high-resolution PWM module generates complementary 3-phase gate signals with programmable dead-time, while dual 1 MSPS ADCs sample phase currents synchronously to the PWM reload for tight torque-loop bandwidth. On-chip op-amps condition shunt-resistor voltages directly, removing external analog front-end ICs and shrinking the inverter BOM. AEC-Q100 qualification additionally supports under-hood automotive BLDC pumps and cooling fans operating from -40C to +125C ambient.
Recommended
Automotive HVAC Blower and Cooling Fan Controller
In automotive HVAC blower and radiator-fan modules, the PIC24EP128MC206-E/PT drives a single BLDC motor through an external 3-phase inverter, using closed-loop speed control via the integrated op-amps and comparators for back-EMF or shunt current sensing. The 70 MIPS core sustains sinusoidal commutation with smooth torque ripple control, while 128 KB Flash stores lookup tables for thermal derating and CAN/LIN diagnostics stacks. AEC-Q100 qualification and the -40C to +125C extended temperature range let the device sit directly on the blower housing or radiator fan shroud without additional thermal protection.
Recommended
Refrigerator Compressor Inverter
Variable-speed refrigerator and freezer compressors use the PIC24EP128MC206-E/PT to drive single-phase or 3-phase inverter compressors, achieving 30-40% energy savings over fixed-speed on/off control. The MCU's 16-bit math, 128 KB Flash, and 16 KB RAM comfortably hold sine-wave drive tables, sensorless observer coefficients, and power-factor correction firmware. The integrated comparators provide hardware over-current protection within 100 ns of a fault event, while the on-chip op-amps amplify low-side shunt signals for the current loop. Extended-temperature -40C to +125C rating handles compressor enclosure environments.
Recommended
Industrial Servo Drive and Robotics Joint Controller
In industrial servo drives and multi-axis robotic joints, the PIC24EP128MC206-E/PT executes cascaded position-velocity-current loops with deterministic cycle times under 50 us, leveraging 70 MIPS throughput and high-resolution PWM. The dual 10-bit ADC modules digitize encoder feedback and current shunts simultaneously, while UART/SPI interfaces stream real-time telemetry to a host motion controller. On-chip op-amps close the current-sense path with minimal PCB area, which is critical in space-constrained robotic joint housings. Extended-temperature operation supports factory-floor enclosures without active cooling.
Recommended
Solar Micro-Inverter and Power Optimizer
For solar micro-inverters and module-level power optimizers, the PIC24EP128MC206-E/PT performs MPPT, grid synchronization, and anti-islanding checks while driving the DC-AC inverter stage. The 70 MIPS core sustains the control loop with 128 KB Flash for firmware including grid-code parameter tables, and 16 KB RAM for runtime data buffers. Integrated comparators provide sub-microsecond AC over-current and frequency-abnormal trip response to satisfy UL1741 anti-islanding timing. Extended temperature range supports rooftop inverter enclosures exposed to direct sunlight.
Recommended
Drone BLDC ESC (Electronic Speed Controller)
In multi-rotor drone ESCs, the PIC24EP128MC206-E/PT drives a 3-phase BLDC motor at high PWM rates to achieve fast throttle response and high motor RPM, with the integrated op-amps simplifying shunt-based current sensing in the tight ESC PCB form factor. 128 KB Flash holds DSHOT/OneShot protocol decoders, sine-wave commutation tables, and bidirectional DSHOT telemetry routines, while the 70 MIPS core runs the entire motor-control stack in a 16 kHz control loop. Extended-temperature operation tolerates ESC heatsink temperatures above 100C during aggressive flight maneuvers.
Recommended
Smart Pump and White Goods Water Circulation
In circulating pumps for washing machines, dishwashers, and boiler systems, the PIC24EP128MC206-E/PT runs single-phase PMSM or 3-phase BLDC pumps with closed-loop flow and pressure control. The integrated op-amps and comparators eliminate external analog ICs, reducing the BOM to MCU + gate driver + 6 MOSFETs. AEC-Q100 grade plus the -40C to +125C extended temperature range allow direct mounting near the pump motor where ambient temperatures rise during operation, while 128 KB Flash accommodates appliance-specific calibration data and fault logs.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP128MC206-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128MC206-I/PT | PIC24EP128MC206T-E/PT | PIC24EP128MC206-H/PT | PIC24EP128MC206-E/MR | PIC24EP64MC206-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | QFN-64 (MR) | TQFP-64 (10x10 mm) - same |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| CPU Performance | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz | 70 MIPS / 60 MHz |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +150C (High-temp) | -40C to +125C (Extended) | -40C to +125C (Extended) |
| Integrated Op-Amps | Yes | Yes | Yes | Yes | Yes | Yes |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Same die with broader temperature grade for harsher environments (vs PIC24EP128MC206-I/PT)
- Same die and performance with high-volume packaging option (vs PIC24EP128MC206T-E/PT)
- Higher temperature ceiling for extreme thermal environments (vs PIC24EP128MC206-H/PT)
- Compact QFN package option without sacrificing features (vs PIC24EP128MC206-E/MR)
Design Notes
The PIC24EP128MC206-E/PT operates from a single 3.0V-3.6V supply with a typical 3.3V rail. Place a 10 uF bulk tantalum or ceramic capacitor near the VDD pins plus a 0.1 uF decoupling cap on each VDD/VSS pair. Power-on-reset (POR) timing requires VDD ramp less than 50 ms; an external supervisor is recommended if the rail rises slowly. The analog AVdd pins must be filtered with a ferrite bead or 10 ohm resistor from VDD plus a 0.1 uF + 10 uF cap to AVss for ADC accuracy.
Route the TQFP-64 footprint with 0.5 mm pitch traces. Use 4-layer stack-up with a continuous ground plane beneath the MCU and keep high-current motor traces (PWM outputs) on the top layer away from analog ADC traces. Place the analog op-amp feedback components (resistors, capacitors) within 5 mm of the OAOUT pin to avoid noise pickup. Use ground pour stitched with vias around the TQFP thermal pad to dissipate switching losses.
When migrating from PIC24EP128GP206 (general purpose) to PIC24EP128MC206 (motor control), verify the PWM, ADC trigger, and op-amp peripheral mappings - they differ between families. Do not exceed the absolute maximum 4.0V on any digital or power pin or device damage will result. The internal op-amp inputs are referenced to AVss; using them outside the AVdd-AVss range causes output clipping. Configure unused I/O as outputs (not inputs) to minimize current draw in standby.
For shunt-resistor current sensing routed into the integrated op-amp, use a Kelvin connection (4-wire) from the shunt to the op-amp input pins to avoid ground-loop errors. Add an RC low-pass filter (typically 1 kohm + 1 nF, fc approx 160 kHz) on each op-amp input to suppress PWM-edge switching noise. The PWM-to-ADC trigger delay should be calibrated to sample current at the PWM midpoint, away from switching transients.
Compliance Information
AEC-Q100 qualified per distributor listings; RoHS and REACH compliant per Microchip product page; lead-free and halogen-free per TQFP package family datasheet.
