Overview
The MC33161PG, produced by onsemi, is a universal voltage monitor designed for a wide range of voltage sensing applications. This device is part of the MC33161 series, which includes the MC34161 and NCV33161, and is intended to enhance system reliability by continuously monitoring critical circuit voltages and providing fault signals in case of out-of-tolerance conditions. The MC33161PG offers an economical and flexible solution for positive and negative voltage detection, making it suitable for various industries including appliance, automotive, consumer, and industrial equipment.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Power Supply Input Voltage (VCC) | 2.0 to 40 | V |
| Comparator Input Voltage Range (Vin) | -1.0 to +40 | V |
| Comparator Output Sink Current (ISink) | 20 | mA |
| Comparator Output Voltage (Vout) | 40 | V |
| Operating Junction Temperature (TJ) | -40 to +105 | °C |
| Operating Ambient Temperature (TA) | -40 to +105 | °C |
| Storage Temperature Range (Tstg) | -55 to +150 | °C |
| Reference Output Voltage (Vref) | 2.48 to 2.60 | V |
| Load Regulation (Regload) | 0.6 to 15 | mV |
| Line Regulation (Regline) | 5.0 to 15 | mV |
| Power Supply Current (ICC) | 450 to 900 | μA |
Key Features
- Unique Mode Select Input: Allows channel programming for various voltage sensing applications.
- Over, Under, and Window Voltage Detection: Capable of detecting both positive and negative voltages.
- Low Standby Current: Minimizes power consumption.
- Open Collector Outputs: Enhances device flexibility.
- Pinned Out 2.54 V Reference: With current limit protection and a guaranteed tolerance of ±2.4% at room temperature.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other demanding applications.
- Pb-Free and RoHS Compliant: Environmentally friendly packaging.
Applications
The MC33161PG is versatile and can be used in a variety of applications, including:
- Appliance control systems
- Automotive systems for voltage monitoring
- Consumer electronics for power management
- Industrial equipment for reliable voltage sensing
Q & A
- What is the primary function of the MC33161PG? The primary function is to monitor and detect over, under, and window voltages in various applications.
- What is the operating voltage range for the MC33161PG? The device operates from 2.0 V to 40 V for positive voltage sensing and from 4.0 V to 40 V for negative voltage sensing.
- How many comparator channels does the MC33161PG have? It has two comparator channels, each with hysteresis.
- What is the purpose of the Mode Select Input? The Mode Select Input allows the user to program each channel for different types of voltage sensing applications.
- What is the output type of the MC33161PG? The device has open collector outputs capable of sinking in excess of 10 mA.
- Is the MC33161PG suitable for automotive applications? Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- What is the temperature range for the MC33161PG? The operating ambient temperature range is -40°C to +105°C, and the storage temperature range is -55°C to +150°C.
- Does the MC33161PG have built-in ESD protection? Yes, it exceeds the Human Body Model 2000 V per MIL-STD-883, Method 3015, and Machine Model Method 200 V tests.
- What is the reference output voltage of the MC33161PG? The reference output voltage is 2.54 V with a guaranteed tolerance of ±2.4% at room temperature.
- Is the MC33161PG environmentally friendly? Yes, it is Pb-Free and RoHS compliant.
