Overview
The MC33816AER2, produced by NXP USA Inc., is a SMARTMOS programmable gate driver IC designed for precision solenoid control applications. This integrated circuit is particularly suited for automotive, truck, and industrial powertrain systems, including diesel and gasoline direct injection engines and transmissions. The device features advanced control and protection mechanisms, making it a robust solution for high-performance and reliable solenoid control.
Key Specifications
| Specification | Details |
|---|---|
| Battery Voltage Range | 5.0 V < VBATT < 32 V |
| Pre-drive Operating Voltage | Up to 72 V |
| High-side/Low-side Pre-drive PWM Capability | Up to 100 kHz–30 nC |
| Slew Rates | Four selectable slew rates for all pre-drivers |
| VDS Monitoring Thresholds | Eight selectable, pre-defined thresholds |
| Internal Voltage Regulators | Two internal voltage regulators with overvoltage and undervoltage monitoring and protection |
| Current Sense Modules | Four current sense modules |
| Microcores and RAM | Four independent microcores, two Code RAM and two Data RAM banks |
| Encryption | Encryption for microcode protection |
| Backup Clock | Integrated 1.0 MHz backup clock |
| End-of-Injection Measurement | Programmable integrated End-of-Injection (EOI) measurement function (MC33816MAE only) |
Key Features
- Five external MOSFET high-side pre-drivers and seven external MOSFET low-side pre-drivers for flexible gate drive control.
- Advanced diagnosis and protection managed through four independent microcores.
- Individual charge pump outputs for each high-side pre-driver and a high-voltage DC-DC converter for low-side pre-drivers.
- Four current sense modules and VDS monitoring for fault detection and annunciation via SPI.
- Encryption for microcode protection to ensure security.
- Integrated 1.0 MHz backup clock for reliable operation.
- Programmable integrated End-of-Injection (EOI) measurement function (MC33816MAE only).
Applications
- Automotive (12 V) and industrial (24 V) powertrain systems.
- Diesel and gasoline direct injection engines.
- Transmission control systems.
Q & A
- What is the primary function of the MC33816AER2?
The MC33816AER2 is a SMARTMOS programmable gate driver IC designed for precision solenoid control applications.
- What is the battery voltage range for the MC33816AER2?
The battery voltage range is 5.0 V < VBATT < 32 V.
- What is the maximum pre-drive operating voltage?
The pre-drive operating voltage can go up to 72 V.
- How many slew rates are selectable for the pre-drivers?
There are four selectable slew rates for all pre-drivers.
- What kind of protection mechanisms does the IC include?
The IC includes overvoltage and undervoltage monitoring and protection, as well as fault detection via current sense modules and VDS monitoring.
- Does the MC33816AER2 support encryption?
Yes, it includes encryption for microcode protection.
- What is the purpose of the integrated backup clock?
The integrated 1.0 MHz backup clock ensures reliable operation in case of primary clock failure.
- Is the End-of-Injection (EOI) measurement function available on all variants?
No, the programmable integrated End-of-Injection (EOI) measurement function is available only on the MC33816MAE variant.
- What types of applications is the MC33816AER2 suited for?
The MC33816AER2 is suited for automotive, truck, and industrial powertrain systems, including diesel and gasoline direct injection engines and transmissions.
- How does the IC manage diagnosis and protection?
The IC manages diagnosis and protection through four independent microcores and various monitoring mechanisms.
