Overview
The NXP MCZ33996EKR2 is a 16-output low-side switch integrated circuit designed for a variety of load applications, including inductive, incandescent, and LED loads. This device features a 24-bit serial input control via SPI, making it versatile for use in various automotive and industrial systems. It operates within a wide voltage range and includes several fault management features to reduce the burden on the microcontroller (MCU).
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Outputs | 16 | - |
| Serial Input Control | 24-bit SPI | - |
| Operating Voltage Range (VPWR) | 5.0V to 27V | V |
| Logic Level Compatibility | 3.3V / 5.0V CMOS | - |
| Output Current Limit | 0.9A to 2.5A | A |
| Output Voltage Clamp | +50V during inductive switching | V |
| RDS(ON) at 25°C | 0.55Ω (typical) | Ω |
| Standby Current (VPWR) | < 10μA | A |
| Temperature Range | -40°C to 125°C | °C |
| Package Type | 32-pin SOICW-EP | - |
Key Features
- Designed for inductive, incandescent, and LED load applications.
- 24-bit SPI for control and fault reporting, compatible with 3.3V and 5.0V CMOS logic levels.
- Outputs are current limited (0.9A to 2.5A) to drive incandescent lamps.
- Output voltage clamp of +50V during inductive switching.
- On/Off control of open load detect current (LED application).
- Independent over-temperature protection.
- Output selectable for PWM control.
- Output ON short-to-VBAT and off short-to-ground/open detection.
- Pb-free packaging.
Applications
The MCZ33996EKR2 is suitable for various applications, including:
- Automotive systems: For controlling lights, solenoids, and other inductive loads.
- Industrial control systems: For managing incandescent and LED lighting, as well as other types of loads.
- General-purpose switching: Where multiple outputs with fault management are required.
Q & A
- What is the primary function of the MCZ33996EKR2?
The MCZ33996EKR2 is a 16-output low-side switch with SPI control, designed for managing inductive, incandescent, and LED loads.
- What is the operating voltage range of the MCZ33996EKR2?
The device operates within a voltage range of 5.0V to 27V.
- What type of serial input control does the MCZ33996EKR2 use?
The device uses a 24-bit SPI for control and fault reporting.
- What is the typical RDS(ON) of the MCZ33996EKR2 at 25°C?
The typical RDS(ON) is 0.55Ω at 25°C.
- Does the MCZ33996EKR2 support PWM control?
Yes, the outputs are selectable for PWM control.
- What is the standby current of the MCZ33996EKR2?
The standby current is less than 10μA.
- What type of packaging does the MCZ33996EKR2 use?
The device is packaged in a 32-pin SOICW-EP package.
- Is the MCZ33996EKR2 Pb-free?
Yes, the MCZ33996EKR2 is Pb-free).
- What is the temperature range of the MCZ33996EKR2?
The device operates within a temperature range of -40°C to 125°C).
- What kind of fault management features does the MCZ33996EKR2 have?
The device includes features such as over-temperature protection, output ON short-to-VBAT and off short-to-ground/open detection, and fault reporting via SPI).
