Overview
The MC33879APEK is an 8-output hardware configurable, high-side/low-side switch developed by NXP Semiconductors. This device features 16-bit serial input control using the Serial Peripheral Interface (SPI), making it highly versatile for various power management and switching applications. The MC33879APEK is part of the MC33879 series, which is known for its robust fault detection capabilities and configurable output settings.
Key Specifications
| Parameter | Description | Min | Max | Unit |
|---|---|---|---|---|
| Voltage - Supply (Vcc/Vdd) | Logic Supply Voltage | 3.1 | 5.5 | V |
| Voltage - Load | Power Supply Voltage | 5.5 | 27.5 | V |
| Operating Temperature | Ambient Temperature Range | -40 | 125 | °C |
| Number of Outputs | Number of Switch Outputs | 8 | ||
| Output Type | N-Channel MOSFET | |||
| Output Configuration | High Side or Low Side | |||
| Current - Output (Max) | Maximum Output Current per Channel | 600 | mA | |
| Rds On (Typ) | Typical On-Resistance | 750 | mΩ | |
| Interface | Serial Peripheral Interface (SPI) | |||
| Moisture Sensitivity Level (MSL) | Moisture Sensitivity Level | 3 | (168 Hours) | |
| Package / Case | 32-BSSOP (0.295", 7.50mm Width) Exposed Pad |
Key Features
- Hardware Configurable Outputs: The MC33879APEK allows for hardware configuration of its 8 outputs, providing flexibility in various applications.
- 16-bit SPI Interface: The device uses a 16-bit serial input control via SPI, enabling efficient communication with microcontrollers.
- Fault Detection and Protection: Features include current limiting, open load detection, and overvoltage protection to ensure reliable operation.
- High-Side and Low-Side Switching: The device can operate as either high-side or low-side switches, making it versatile for different power management scenarios.
- Low Power Consumption: The device has a sleep state with very low supply current, making it suitable for battery-powered applications.
- Environmental Compliance: The MC33879APEK is lead-free, RoHS compliant, and halogen-free, adhering to environmental regulations.
Applications
- Automotive Systems: Suitable for use in automotive power distribution, body control modules, and other automotive applications requiring robust switching and fault detection.
- Industrial Control Systems: Can be used in industrial control systems for managing power distribution and protecting against faults.
- Consumer Electronics: Applicable in consumer electronics for power management and switching needs, especially where fault detection is crucial.
- Medical Devices: Used in medical devices that require reliable power switching and fault protection.
Q & A
- What is the MC33879APEK device?
The MC33879APEK is an 8-output hardware configurable, high-side/low-side switch with 16-bit serial input control using the SPI interface.
- What are the key features of the MC33879APEK?
Key features include hardware configurable outputs, 16-bit SPI interface, fault detection and protection, high-side and low-side switching, and low power consumption.
- What is the operating temperature range of the MC33879APEK?
The operating temperature range is from -40°C to 125°C.
- What is the maximum output current per channel of the MC33879APEK?
The maximum output current per channel is 600 mA.
- Is the MC33879APEK environmentally compliant?
Yes, the MC33879APEK is lead-free, RoHS compliant, and halogen-free.
- What type of package does the MC33879APEK come in?
The device comes in a 32-BSSOP (0.295", 7.50mm Width) Exposed Pad package.
- What is the moisture sensitivity level (MSL) of the MC33879APEK?
The MSL is 3 (168 Hours).
- How does the MC33879APEK handle fault detection?
The device features current limiting, open load detection, and overvoltage protection, and reports faults through the SPI interface.
- Can the MC33879APEK be used in automotive applications?
Yes, it is suitable for use in automotive systems due to its robust switching and fault detection capabilities.
- What is the typical on-resistance of the MC33879APEK?
The typical on-resistance is 750 mΩ.
