Overview
The NCV33161DMR2G is a universal voltage monitor produced by onsemi, designed for a wide range of voltage sensing applications. This device is part of the MC34161/MC33161/NCV33161 series, offering an economical solution for positive and negative voltage detection. It features two comparator channels with hysteresis, a unique Mode Select Input for channel programming, a pinned out 2.54 V reference, and two open collector outputs capable of sinking over 10 mA. The device is fully functional at 2.0 V for positive voltage sensing and 4.0 V for negative voltage sensing, making it versatile for various applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Minimum Supply Voltage (Positive Sensing) | 2.0 | V | ||
| Minimum Supply Voltage (Negative Sensing) | 4.0 | V | ||
| Operating Ambient Temperature | -40 | 125 | °C | |
| Storage Temperature Range | -55 | 150 | °C | |
| Reference Output Voltage | 2.48 | 2.54 | 2.60 | V |
| Output Sink Saturation Voltage (ISink = 2.0 mA) | 0.05 | 0.3 | V | |
| Power Supply Current (VCC = 5.0 V) | 450 | 700 | μA |
Key Features
- Unique Mode Select Input: Allows channel programming for various voltage sensing applications.
- Over, Under, and Window Voltage Detection: Capable of detecting over, under, and window voltages for both positive and negative voltages.
- Positive and Negative Voltage Detection: Fully functional at 2.0 V for positive voltage sensing and 4.0 V for negative voltage sensing.
- Pinned Out 2.54 V Reference: With current limit protection and capable of sourcing over 2.0 mA output current.
- Low Standby Current: Efficient power consumption.
- Open Collector Outputs: Capable of sinking in excess of 10 mA for enhanced device flexibility.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring unique site and control change requirements.
- Pb-Free Packages: RoHS compliant.
Applications
- Appliance Equipment: Monitoring of critical voltages in household and industrial appliances.
- Automotive Systems: Body electronics, braking, infotainment, instrument cluster, navigation, occupant comfort, occupant protection, and powertrain systems.
- Consumer Electronics: Voltage monitoring in various consumer devices.
- Industrial Equipment: Monitoring of positive and negative voltages in industrial settings.
Q & A
- What is the minimum supply voltage required for the NCV33161DMR2G to sense positive voltages?
The minimum supply voltage required for positive voltage sensing is 2.0 V.
- What is the minimum supply voltage required for the NCV33161DMR2G to sense negative voltages?
The minimum supply voltage required for negative voltage sensing is 4.0 V.
- What is the operating ambient temperature range for the NCV33161DMR2G?
The operating ambient temperature range is -40°C to 125°C.
- What is the reference output voltage of the NCV33161DMR2G?
The reference output voltage is 2.54 V with a tolerance of ±2.4% at room temperature.
- Can the NCV33161DMR2G detect over, under, and window voltages?
- What is the current sinking capability of the open collector outputs?
The open collector outputs can sink in excess of 10 mA.
- Is the NCV33161DMR2G AEC-Q100 qualified?
- Is the NCV33161DMR2G RoHS compliant?
- What are some common applications of the NCV33161DMR2G?
- How does the Mode Select Input work on the NCV33161DMR2G?
The Mode Select Input allows the user to program each channel for various types of voltage sensing applications, including inverting or noninverting modes.
