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Product Detailed Parameters
- Description：IC MOTOR DRIVER 18V-50V 38TSSOP
- Series：-
- Mfr：Allegro MicroSystems
- Package：Tape & Reel (TR),Cut Tape (CT)
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Controller - Commutation, Direction Management
- Output Configuration：Pre-Driver - Half Bridge (3)
- Interface：Parallel, PWM
- Technology：Power MOSFET
- Step Resolution：-
- Applications：General Purpose
- Current - Output：-
- Voltage - Supply：18V ~ 50V
- Voltage - Load：-
- Operating Temperature：-20°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：38-TFSOP (0.173", 4.40mm Width)
- Supplier Device Package：38-TSSOP
- Grade：-
- Qualification：-
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Overview
The A3932SLDTR-T is a three-phase brushless DC motor driver manufactured by Allegro MicroSystems. It utilizes power MOSFET technology and operates within a supply voltage range of 18V to 50V. The device is housed in a 38-TSSOP surface-mount package with an operating temperature range of -20°C to 85°C. It features half-bridge pre-drivers for commutation and direction management, supporting parallel and PWM interfaces.
Feature Summary
- Integrates three half-bridge pre-drivers for three-phase BLDC motor control
- Supports commutation logic and direction management functions
- Compatible with parallel and pulse-width modulation input interfaces
Applications
- Three-phase brushless DC motor control systems
- Industrial automation equipment requiring motor drive solutions
- General-purpose motor controller applications
Procurement Notes
This component has reached end-of-life status and is no longer in active production. Verification of current availability requires checking authorized distributors for remaining stock or obsolete inventory. Designers should confirm the specific ordering suffix matches the required package variant before procurement to ensure compatibility with existing board layouts.
Selection Notes
Engineers selecting this part must account for its discontinued status when planning long-term manufacturing runs. The device supports a wide voltage range suitable for various industrial power supplies. Compatibility checks are necessary to ensure the 38-TSSOP footprint aligns with the target PCB design constraints and thermal requirements.
Part Context
The A3932 series represents Allegro MicroSystems' portfolio of integrated motor drivers designed for robust performance in demanding environments. This specific model focuses on providing efficient control for three-phase motors without requiring external discrete components for the gate drive stage, simplifying system architecture.
Replacement Considerations
The A3938SLDTR-T is identified as a parameter-equivalent replacement for the A3932SLDTR-T. Engineers should verify pinout compatibility and electrical specifications against the official datasheet before substituting the component in existing designs.
