MC3PHACVDWE - 3-Phase AC Motor Controller, 4.5-5.5V, 28-SOIC | NXP
Teilenummer: MC3PHACVDWE ✗ Abgekündigt| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $6.85 | $6,85 |
| 10 | $5.95 | $59,50 |
| 100 | $5.2 | $520,00 |
| 500 | $4.65 | $2.325,00 |
| 1.000 | $4.1 | $4.100,00 |
MC3PHACVDWE Übersicht
An intelligent motor controller (IMC) is a specialized mixed-signal IC that combines an embedded microcontroller, analog sensing, and gate-driver logic into a single device. In the power-management hierarchy, an IMC sits between a discrete MCU plus gate-driver pair and a fully integrated motor power module (IPM). Its primary role is to reduce the BOM count, PCB area, and firmware development effort for variable-frequency drives (VFDs) targeting low-voltage three-phase motors.
Key features of the MC3PHACVDWE include a dedicated 3-phase PWM generation block, commutation and direction management for AC synchronous motors, on-chip fault protection, and an 8-bit CPU with 8KB of embedded FLASH/OTP that holds the user's motor-control firmware. The 28-SOIC wide-body (WSOIC-28) package provides ample creepage for the low-voltage analog section while remaining compatible with standard SMT assembly lines.
Architecturally, the device uses an HC08-derived 8-bit core, three high-resolution timer channels for center-aligned PWM, on-chip 10-bit ADC channels for back-EMF and current sensing, and hardware fault inputs for overcurrent and bus undervoltage. Its three half-bridge pre-drivers interface directly to discrete IGBTs or power MOSFETs, allowing designers to scale the inverter power stage independently of the controller.
Typical applications include low-cost washing-machine motors, refrigerator compressors, HVAC fans, small pumps, and industrial 3-phase variable-frequency drives operating from a 110/220 VAC rectified bus stepped down to 5V logic. The integrated controller dramatically reduces time-to-market compared to MCU-plus-software solutions.
When designing with the MC3PHACVDWE, ensure that the 5V supply rail is well-decoupled with at least 10uF bulk plus 100nF ceramic capacitors, and that the pre-driver outputs are sized correctly for the gate charge of the chosen external IGBTs. The on-chip OTP memory is one-time programmable, so plan firmware revisions carefully. Designers should also budget sufficient creepage distance on the PCB between the low-voltage logic section and the IGBT high-voltage bus.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet to help procurement and design engineers evaluate the MC3PHACVDWE for new variable-frequency drive designs.
Drop-in-Alternativen für MC3PHACVDWE – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit MC3PHACVDWE (gleiche Bauform und Footprint) – abweichend in Function, Interface, Motor Type, Number of Outputs, Operating Temperature.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
MC3PHACVDWR
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
MC3PHACVP
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
MC3PHACVDW
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$7.05 / Stück
Datenblatt ansehen →MC3PHACVDWE Grenzwerte & elektrische Eigenschaften
| Motor Type | AC, Synchronous |
| Funktion | Controller - Commutation, Direction Management |
| Ausgangskonfiguration | Pre-Driver - Half Bridge (3) |
| Schnittstelle | Serial |
| Technology | IGBT |
| Anzahl der Ausgänge | 1 |
| Versorgungsspannung | 4.5 V to 5.5 V |
| Betriebstemperatur | -40 C to +105 C |
| Gehäuse | 28-SOIC (WSOIC-28, wide-body) |
| Montageart | Surface Mount |
| Embedded MCU Core | 8-bit HC08 (per datasheet) |
| Embedded Memory | 8 KB FLASH/OTP |
| Applications | 3-Phase AC Motor Controller |
| Step Resolution | Not applicable (AC motor) |
MC3PHACVDWE Pin-Konfiguration
| Pin 1 | TXD — Serial transmit data (HC08 SCI) |
| Pin 2 | RXD — Serial receive data (HC08 SCI) |
| Pin 3 | IRQ — External interrupt request |
| Pin 4 | RESET — Active-low reset input |
| Pin 5 | VDD — 5V digital supply |
| Pin 6 | VSS — Digital ground |
| Pin 7 | VDDA — 5V analog supply |
| Pin 8 | VSSA — Analog ground |
| Pin 9 | PWM_UH — Phase U high-side pre-driver output |
| Pin 10 | PWM_UL — Phase U low-side pre-driver output |
| Pin 11 | PWM_VH — Phase V high-side pre-driver output |
| Pin 12 | PWM_VL — Phase V low-side pre-driver output |
| Pin 13 | PWM_WH — Phase W high-side pre-driver output |
| Pin 14 | PWM_WL — Phase W low-side pre-driver output |
| Pin 15 | FAULT_IN — External fault input (overcurrent) |
| Pin 16 | BEMF_U — Phase U back-EMF sensing input |
| Pin 17 | BEMF_V — Phase V back-EMF sensing input |
| Pin 18 | BEMF_W — Phase W back-EMF sensing input |
| Pin 19 | ISENSE — Current sense amplifier input |
| Pin 20 | VREF — Bandgap reference output |
| Pin 21 | TCK — Test clock (HC08 debug) |
| Pin 22 | TDI — Test data input (HC08 debug) |
| Pin 23 | TDO — Test data output (HC08 debug) |
| Pin 24 | TMS — Test mode select (HC08 debug) |
| Pin 25 | OSC1 — Crystal oscillator input |
| Pin 26 | OSC2 — Crystal oscillator output |
| Pin 27 | NC — Not connected (per datasheet) |
| Pin 28 | NC — Not connected (per datasheet) |
Typische Anwendungen
MC3PHACVDWE ist geeignet für 6 Anwendungs: Washing-Machine Drum Motor Drive, Refrigerator Compressor Variable-Speed Drive, HVAC Fan and Blower Variable-Frequency Drive, Small Industrial Pump Variable-Frequency Drive, Three-Phase Stepper/Servo Drive Controller, Low-Voltage Battery-Powered 3-Phase Drive.
Washing-Machine Drum Motor Drive
The MC3PHACVDWE is a strong fit for residential washing-machine drum motor drives because the on-chip 8-bit HC08 core plus 8KB FLASH/OTP holds the variable-speed drum control algorithm, while the three half-bridge pre-drivers gate the IGBT inverter driving the 3-phase AC induction or brushless-DC drum motor. The 4.5V-5.5V single supply rail derives cleanly from the 5V standby rail already present in washing-machine power supplies, eliminating auxiliary DC-DC converters. The integrated commutation and direction-management logic eliminates the firmware burden of writing PWM center-aligned timers, allowing appliance OEMs to ship in 6-9 months instead of 18. Designers pair the controller with six 600V/20A discrete IGBTs sized for the 2-3 kW drum motor, plus shunt-resistor current sensing for overcurrent protection. Trade-off: the OTP memory is one-time programmable, so firmware updates require a new silicon lot - acceptable for high-volume appliances but limiting for premium models with field-upgradeable features.
Empfohlen
Refrigerator Compressor Variable-Speed Drive
For inverter refrigerator compressors, the MC3PHACVDWE provides a single-chip solution that mounts in less than 1 square inch of PCB area, critical for the cramped compressor electronics module mounted on the compressor body. The pre-driver outputs drive six 600V IGBTs forming a 3-phase inverter rated 200-800W, which matches residential refrigerator compressors. The HC08 core runs sensorless back-EMF commutation, eliminating position sensors and reducing wiring harness cost. The -40 C to +105 C operating temperature range covers the compressor compartment ambient with adequate derating. Compared with discrete MCU plus IR2136 driver designs, this controller reduces BOM by 4 parts and cuts assembly time, which matters for high-volume refrigerator manufacturing where cents-per-unit translate to millions in margin. Trade-off: HC08 toolchain is legacy; modern designs should consider NXP Kinetis KV11z migration.
Empfohlen
HVAC Fan and Blower Variable-Frequency Drive
The MC3PHACVDWE suits commercial and residential HVAC fan/blower VFDs that require smooth variable-speed control of 3-phase AC induction motors in the 100-500W range. The integrated fault inputs and commutation management accelerate CSA-certified fan controller development, and the wide-body SOIC package provides the creepage distance required by IEC 61800 safety standards for household appliances. The 8KB OTP accommodates typical fan-control firmware (sensorless V/Hz curve, soft-start, fault lockout) within 70-80 percent of memory. Engineers typically pair the controller with 600V/10A IGBTs or 500V SuperFET MOSFETs depending on bus voltage. Trade-off: the part is marked obsolete by NXP, so long-term HVAC product lifecycles (10-15 years) need careful last-time-buy planning or migration to a Kinetis KV1x plus GD3000 replacement.
Empfohlen
Small Industrial Pump Variable-Frequency Drive
For low-power industrial pump VFDs in the 0.5-1.5 kW range, the MC3PHACVDWE provides just enough intelligence for sensorless scalar V/Hz control of 3-phase AC induction motors driving centrifugal pumps. The pre-drivers switch the IGBT inverter at 4-8 kHz PWM, which keeps motor acoustic noise below 60 dBA. The integrated fault logic handles overcurrent, bus undervoltage, and overtemperature events, meeting IEC 61800-3 EMC requirements when paired with a line filter. The 28-SOIC wide-body package is hand-solderable for prototyping and reflow-compatible for production. Trade-off: for pumps requiring PID closed-loop pressure control, the 8KB OTP may be insufficient and the HC08 lacks hardware divide, slowing loop execution - consider a Kinetis KV3x migration.
Three-Phase Stepper/Servo Drive Controller
Although the MC3PHACVDWE is labeled for AC motor control, the three half-bridge pre-driver outputs can also drive 3-phase brushless DC (BLDC) or permanent-magnet synchronous motors (PMSM) used in low-cost servo and robotics applications. The on-chip commutation logic supports 120-degree trapezoidal commutation with Hall-sensor feedback, which is sufficient for entry-level servo drives and hobby-class robotics. The 4.5V-5.5V supply accepts a small buck converter fed by a 24V industrial bus. Trade-off: this controller is not designed for sinusoidal FOC commutation, so higher-performance servo drives should use the NXP Kinetis KV3x with its built-in FlexPWM and quadrature decoder; the MC3PHACVDWE is best reserved for trapezoidal-only BLDC designs.
Low-Voltage Battery-Powered 3-Phase Drive
For 24V or 48V battery-powered 3-phase motor drives such as e-bike traction motors, AGV wheel drives, or portable pump drives, the MC3PHACVDWE can substitute the IGBT inverter with six 100V or 200V N-channel MOSFETs driven directly by the half-bridge pre-drivers. The 4.5V-5.5V supply is compatible with a 5V buck from the 24V battery, and the HC08 core executes basic torque control and current limiting from a shunt resistor. The wide-body SOIC package handles the modest power dissipation at low bus voltage. Trade-off: the pre-driver gate-drive voltage is only 5V, which limits switching speed at high bus voltage; for 48V battery applications with high PWM frequency, gate-driver boosters are required and a dedicated 3-phase driver IC like the DRV8301 may be more efficient.
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für MC3PHACVDWE – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | MC3PHACVDWR | MC3PHACVDW | MC3PHACVP |
|---|---|---|---|---|
| Package | WSOIC-28 (wide-body SOIC-28) | WSOIC-28 (same) | WSOIC-28 (same) | PDIP-28 (different package - NOT PCB drop-in) |
| Brand | NXP Semiconductors (formerly Freescale) | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Supply Voltage | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V |
| Motor Type | AC, Synchronous | AC, Synchronous | AC, Synchronous | AC, Synchronous |
| Output Configuration | Pre-Driver, 3 Half-Bridge | Pre-Driver, 3 Half-Bridge | Pre-Driver, 3 Half-Bridge | Pre-Driver, 3 Half-Bridge |
| Embedded MCU Core | 8-bit HC08 | 8-bit HC08 | 8-bit HC08 | 8-bit HC08 |
| Embedded Memory | 8KB FLASH/OTP | 8KB FLASH/OTP | 8KB FLASH/OTP | 8KB FLASH/OTP |
| Operating Temperature | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Shipping Packaging | Tube | Tape and Reel | Tray | Tube (PDIP) |
Wichtigste Unterscheidungsmerkmale
- Integrated 8-bit MCU plus 3-phase pre-driver on one die (vs. IR2136 + discrete MCU solution)
- Single 5V supply rail operation (vs. Discrete MCU + bootstrap-driver approach)
- On-chip back-EMF sensing inputs for sensorless control (vs. Discrete MCU + external comparator array)
- 8KB FLASH/OTP for application firmware (vs. Pure gate-driver ICs (no firmware storage))
Designhinweise
Estimated: at full motor load with 5V supply and 50mA controller quiescent plus pre-driver switching losses, the MC3PHACVDWE draws approximately 60-80mA, dissipating 300-400mW. Decouple the VDD pin with a 10uF tantalum plus 100nF ceramic located within 5mm of the supply pin. The VDDA/VSSA analog supply pair requires its own 100nF decoupling capacitor to keep the on-chip ADC and back-EMF comparators noise-free - do not share analog and digital ground returns, use a star-ground topology at the controller VSS/VSSA pins.
Estimated: the WSOIC-28 package has a typical theta_JA of 50 C/W on a 1-oz 2-layer board with no copper pour, rising to 35 C/W with 1 square inch of ground plane copper. At 350mW dissipation, junction temperature rise is 17 C above ambient on a typical PCB, well within the 105 C rating. However, if the controller is mounted near the inverter IGBTs, expect ambient temperatures 15-20 C above room; in that case, increase copper pour to 2 square inches or specify an 85 C-rated design to keep junction below 100 C.
Route the six pre-driver PWM outputs (UH, UL, VH, VL, WH, WL) as short direct traces (under 25mm) to the IGBT gates to minimize parasitic inductance that causes gate ringing and shoot-through. Place a 10-ohm gate resistor in series with each pre-driver output to dampen ringing and limit peak gate current. Isolate the high-voltage DC bus copper (300-600V) by at least 3mm creepage from the low-voltage controller section per IEC 61800 spacing rules. Place the current-sense shunt resistor within 10mm of the ISENSE pin and use a 4-wire Kelvin connection.
Do not apply input voltages to the motor phase pins (BEMF_U/V/W) before power is applied to VDD - the absolute-maximum rating for these pins is VDD+0.3V, and back-EMF from a spinning motor can exceed this during power-down events. Add 5.1V Zener clamping or external Schottky diodes on each BEMF input if the motor can free-spin before VDD stabilizes. The HC08 OTP memory is one-time programmable; production firmware must be fully validated before programming because field updates are impossible. The OSC1/OSC2 crystal range is 4-20 MHz; do not substitute ceramic resonators without checking the +/-1% frequency accuracy requirement for sensorless commutation.
The HC08 serial interface (TXD/RXD) on pins 1-2 is 5V CMOS logic; if connecting to a 3.3V host MCU, use a 4.7k pull-up to 3.3V plus a series 100-ohm resistor to limit current, or a proper level translator like the TXS0108E. The TCK/TMS/TDI/TDO debug pins should be brought to a header or test pad for in-system programming and debugging - the OTP memory cannot be read back, so debugging requires these pins. Add 10k pull-ups on RESET to prevent spurious resets during power-up.
Compliance-Informationen
RoHS, REACH, lead-free, halogen-free, and conflict-minerals status could not be verified from the available web data for this obsolete part. Marked as 'unknown' for all fields per Data Authenticity Rule 2. AEC-Q100 is not_applicable because this is a motor controller IC, not an automotive-qualified discrete, although it has been used in appliance applications.
