Overview
The MC33HB2001EKR2518, produced by NXP USA Inc., is a SMARTMOS monolithic H-Bridge Power IC designed for high-performance and safety-critical applications. This device is particularly suited for automotive power train systems and is the first NXP H-Bridge motor driver developed using ISO 26262 processes, supporting ASIL level C and D safety standards. It features advanced diagnostic capabilities and SPI configurability, making it versatile for various motor control tasks.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | 32-pin SOICW exposed pad (EK), 32-pin PQFN exposed pad (FK) |
| Operating Temperature | Ta = –40 °C to 125 °C, Tj = –40 °C to 150 °C |
| Continuous Average Load Current | 3.0 A |
| Peak Current Capability | Greater than 10 A |
| MOSFET On-Resistance | Maximum of 125 mΩ (TJ = 150 °C) for each MOSFET |
| Protection Features | Overtemperature, undervoltage, short-circuit, open load, short to ground and short to VPWR |
| Diagnostic Capabilities | Advanced diagnostic reporting via SPI: charge pump undervoltage, overvoltage, undervoltage on VPWR, short to ground and short to VPWR, open load, temperature warning and overtemperature |
| Qualification | AEC-Q100 grade 1 qualified |
Key Features
- SPI Configurability: Allows the system microprocessor to clear the fault register, select a programmable current limit, and select the slew rate.
- Advanced Diagnostic Reporting: Via SPI, including charge pump undervoltage, overvoltage, undervoltage on VPWR, short to ground and short to VPWR, open load, temperature warning, and overtemperature.
- Current Mirror Output: Provides an analog feedback signal proportional to the load current.
- Protection Features: Internal protection for overtemperature, undervoltage, and short-circuit by signaling the error condition and disabling the outputs.
- High-Current Capability: Able to control inductive loads with peak currents greater than 10 A.
- Selectable Slew Rate: Permits the customer to choose the slew rate needed for performance and noise suppression.
- Operating Modes: Sleep mode, Standby mode, Normal mode, and Fault mode.
Applications
- Electronic Throttle Control: Suitable for controlling electronic throttle systems in automotive applications.
- Exhaust Gas Recirculation (EGR) Control: Used in EGR systems to manage exhaust gas flow.
- Turbo, Swirl, and Whirl Flap Control: Controls various flaps and valves in turbocharger and engine systems.
- Electric Pumps and Motor Control: Drives electric pumps and motors in various automotive auxiliaries.
Q & A
- What is the MC33HB2001EKR2518 used for?
The MC33HB2001EKR2518 is used for DC motor or servo motor control applications, particularly in automotive power train systems.
- What safety standards does the MC33HB2001 comply with?
The MC33HB2001 complies with ISO 26262 safety standard requirements, supporting ASIL level C and D.
- What is the maximum continuous average load current of the MC33HB2001?
The maximum continuous average load current is 3.0 A.
- What diagnostic capabilities does the MC33HB2001 offer?
The MC33HB2001 offers advanced diagnostic reporting via SPI, including charge pump undervoltage, overvoltage, undervoltage on VPWR, short to ground and short to VPWR, open load, temperature warning, and overtemperature.
- What are the operating temperature ranges for the MC33HB2001?
The operating temperature ranges are Ta = –40 °C to 125 °C and Tj = –40 °C to 150 °C.
- Is the MC33HB2001 AEC-Q100 qualified?
Yes, the MC33HB2001 is AEC-Q100 grade 1 qualified.
- What types of protection does the MC33HB2001 offer?
The MC33HB2001 offers internal protection for overtemperature, undervoltage, and short-circuit by signaling the error condition and disabling the outputs.
- Can the MC33HB2001 control high-current loads?
Yes, the MC33HB2001 can control inductive loads with peak currents greater than 10 A.
- What are the different operating modes of the MC33HB2001?
The operating modes include Sleep mode, Standby mode, Normal mode, and Fault mode.
- How does the MC33HB2001 provide feedback on load current?
The MC33HB2001 provides an analog feedback signal proportional to the load current through a current mirror output.
