ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC MTR DRV MULTPHS 4.5-50V 48QFP
- Series：-
- Mfr：Allegro MicroSystems
- Package：Tape & Reel (TR)
- Motor Type - Stepper：Multiphase
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (3)
- Interface：SPI
- Technology：NMOS
- Step Resolution：-
- Applications：-
- Current - Output：-
- Voltage - Supply：4.5V ~ 50V
- Voltage - Load：-
- Operating Temperature：-40°C ~ 150°C
- Mounting Type：Surface Mount
- Package / Case：48-LQFP Exposed Pad
- Supplier Device Package：48-LQFP-EP (7x7)
- Grade：Automotive
- Qualification：-
Download product information
Overview
The A4918KJPTR-3-T is an automotive-grade, three-phase gate driver designed for Brushless DC (BLDC) motor applications. It features low supply voltage operation capabilities and integrates ASIL functional safety features compliant with ISO 26262 standards. The device utilizes a 48-pin JP package suitable for surface mount technology. It operates within a temperature range of -40°C to +150°C and supports SPI interface communication for configuration and diagnostics.
Feature Summary
- Integrated ASIL-capable safety architecture for automotive reliability
- Optimized for low supply voltage BLDC motor control systems
- Three-phase gate driver output configuration
Applications
- Automotive BLDC motor control
- Fan and pump drive systems in vehicles
- Thermal management modules requiring low voltage operation
Procurement Notes
Verify the specific suffix '-3' against the manufacturer's latest datasheet to confirm pinout and electrical parameter alignment with your design requirements. Ensure compatibility with your PCB footprint for the 48-pin JP package. Confirm that the ASIL feature set meets your system's safety integrity level targets before finalizing procurement.
Selection Notes
Select this component when designing automotive BLDC drives that require low supply voltage operation combined with high-integrity safety features. It is suitable for applications needing integrated gate driving without external power MOSFETs if the internal topology allows, or as a dedicated driver stage. Consider the thermal performance of the 48-LQFP package under expected load conditions.
Part Context
This part belongs to the Allegro A4918 series, which focuses on robust gate driving solutions for automotive motors. The series emphasizes compliance with automotive quality standards and functional safety requirements. It serves as a specialized solution for manufacturers developing efficient and safe electric drive systems for modern vehicle architectures.
Replacement Considerations
Check for updated revisions within the A4918 series. Verify if newer packages or enhanced safety variants are available from Allegro MicroSystems. Cross-reference with similar ASIL-rated gate drivers from other automotive semiconductor suppliers if supply constraints exist.
