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MC33879APEK
+BOMIC PWR SWITCH N-CHAN 1:4 32SOIC
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ManufacturerNXP USA Inc.
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Mfr. Part #MC33879APEK
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Datasheet MC33879APEK DataSheet
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Package SOP-32
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In Stock5532
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Obsolete |
| SwitchType | General Purpose |
| NumberofOutputs | 8 |
| Ratio-Input:Output | 1:4 |
| OutputConfiguration | High Side or Low Side |
| OutputType | N-Channel |
| Interface | SPI |
| Voltage-Load | 5.5V ~ 27.5V |
| Voltage-Supply(Vcc/Vdd) | 3.1V ~ 5.5V |
| Current-Output(Max) | 600mA |
| RdsOn(Typ) | 750mOhm |
| FaultProtection | Current Limiting (Fixed), Open Load Detect, Over Voltage |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 32-SOIC |
Overview
Description
Key features of the MC33879APEK include low power standby mode, protection against overcurrent and overtemperature, and diagnostics for open load and short circuit conditions. It operates over a wide voltage range, making it suitable for various environments. The device is often used to reduce the complexity and cost of vehicle electronic control systems by integrating multiple functions into a single chip.
With its robust design and diagnostic capabilities, the MC33879APEK enhances system reliability and simplifies troubleshooting, making it a valuable component in modern automotive and industrial circuit designs.
Equivalent
1. TI's TPIC2810: An octal serial power low-side switch.
2. ON Semiconductor's NCV7240: Another octal low-side driver suitable for automotive use.
3. Infineon's BTS5242L: A similarly featured high-side switch.
Always verify pin compatibility, electrical characteristics, and performance criteria before substituting components.
Features
1. Channel Count: It typically features multiple high-side switches, allowing for control over several loads simultaneously.
2. Robust Design: Offers protection features such as over-temperature shutdown, over-current protection, and under-voltage shutdown to ensure reliability in harsh environments.
3. Diagnostics: Provides diagnostic feedback for fault detection, enabling easy monitoring and maintenance.
4. Control Interface: Supports a serial peripheral interface (SPI) for communication, facilitating integration with microcontrollers for precise control and diagnostics.
5. Current Sense Capability: Offers current-sensing functionality that aids in load monitoring and protection.
6. Automotive Grade: Meets automotive standards for quality and durability, making it suitable for automotive applications such as lighting, heating, and motor control.
7. Low Power Consumption: Designed to operate efficiently with reduced power consumption.
These features make the MC33879APEK a versatile choice for applications requiring reliable and efficient high-side switching functionality.
Pinout
The package for the MC33879APEK is a 32-pin exposed pad SOIC (SOICW-EP), which includes the following key functions:
- 16 low-side output drivers: These are used to control the connected loads by providing a path to ground.
- SPI interface: Allows communication with a microcontroller for control and configuration.
- Fault detection: Includes diagnostics for open load, short to battery, and short to ground.
- PWM capability: Supports pulse width modulation for controlling the power to the load.
- Power supply and ground pins: Necessary for powering the IC and providing a reference ground.
This IC is designed to be robust and reliable, with protection features like over-temperature and over-current protection to ensure stable operation in demanding environments.