DRV8332DKDR
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 4 (72 Hours) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | 36-BSSOP (0.433", 11.00mm Width) Exposed Pad |
| Interface | PWM |
| Mfr | Texas Instruments |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Technology | Power MOSFET |
| Applications | DC Motors, General Purpose |
| Supplier Device Package | 36-HSSOP |
| Output Configuration | Half Bridge (3) |
| Voltage - Supply | 10.8V ~ 13.2V |
| Fault Protection | Current Limiting, Over Temperature, Short Circuit, UVLO |
| Current - Output / Channel | 8A |
| Voltage - Load | 0V ~ 52.5V |
| Load Type | Inductive |
| Rds On (Typ) | 80mOhm LS, 80mOhm HS |
| Current - Peak Output | 13A |
| Features | Bootstrap Circuit, Status Flag |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | DRV8332 |
| REACH Status | REACH Unaffected |
| Standard Package | 500 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
DRV8332DKDR Integrated Motor Driver GP Power MOSFET
The DRV8332DKDR is a highly integrated, three-phase brushless DC (BLDC) motor driver engineered by Texas Instruments (TI) to deliver robust, high-density powertrain solutions. This compact IC incorporates three independent half-bridges with integrated high-side and low-side N-channel power MOSFETs, capable of withstanding a wide operating voltage up to 60V and delivering peak currents up to 3.5A. Encapsulated in a 38-pin HTSSOP package featuring an exposed thermal pad, it ensures superior thermal dissipation, making it an optimal choice for space-constrained and high-reliability motion systems. By combining the gate drive circuitry and power stage into a single monolithic device, it drastically simplifies PCB layout, reduces external passive component counts, and elevates the overall system efficiency of modern motor drive inverters.
DRV8332DKDR Technical Performance
The DRV8332 employs a smart gate drive architecture that minimizes switching losses while preventing shoot-through conditions through adaptive dead-time insertion. Its six independent logic inputs allow for versatile control schemes, supporting various advanced PWM techniques tailored for sensorless or sensored BLDC motors, including field-oriented control (FOC) and standard 120-degree commutation. A standout performance feature of this IC is its proprietary internal current sensing technology. It accurately measures phase current utilizing internal sensing elements, completely eliminating the need for external shunt resistors, thereby significantly reducing BOM costs and conductive power losses. Comprehensive autonomous protection mechanisms include thermal shutdown (OTSD), undervoltage lockout (UVLO), and overcurrent protection (OCP), ensuring robust fault tolerance during abnormal conditions.
Alternative motor drivers
● MP6535GQV (MPS): A highly flexible three-phase BLDC motor gate driver requiring external MOSFETs but offering independent half-bridge control for custom high-voltage designs.
● A49324JETSA-T (Allegro MicroSystems): A highly programmable three-phase MOSFET driver tailored for automotive-grade BLDC motor applications, featuring extensive diagnostics and fault reporting.
● MC33937EK (NXP): A feature-rich three-phase gate driver IC equipped with integrated bootstrap diodes and programmable current sense amplifiers for demanding automotive and industrial systems.
● LB11970RV-TLM-E (onsemi): A fully integrated high-voltage three-phase motor pre-driver specifically optimized for low-vibration sinusoidal drive in fan and pump applications.
