Overview
The MC34161DG is a universal voltage monitor produced by onsemi, designed for a wide range of voltage sensing applications. This device offers an economical solution for positive and negative voltage detection, making it versatile for various electronic systems. It features two comparator channels with hysteresis, a unique Mode Select Input for channel programming, and a pinned out 2.54 V reference. The device is capable of over, under, and window detection of both positive and negative voltages, enhancing its flexibility in different applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| No of Outputs | Single | |
| Threshold Voltage | 1.27 | V |
| Supply Voltage - Max | 40 | V |
| Output Voltage | 2.6 to 2.48 | V |
| Package Style | SOIC-8 | |
| Mounting Method | Surface Mount | |
| Minimum Supply Voltage for Positive Voltage Sensing | 2.0 | V |
| Minimum Supply Voltage for Negative Voltage Sensing | 4.0 | V |
| Comparator Output Sink Current | 20 | mA |
| Operating Junction Temperature | -40 to +150 | °C |
| Storage Temperature Range | -55 to +150 | °C |
Key Features
- Unique Mode Select Input Allows Channel Programming: Enables configuration of each comparator channel as either inverting or noninverting.
- Over, Under, and Window Voltage Detection: Supports various types of voltage sensing applications.
- Positive and Negative Voltage Detection: Capable of detecting both positive and negative voltages.
- Fully Functional at 2.0 V for Positive Voltage Sensing and 4.0 V for Negative Voltage Sensing: Low voltage operation.
- Pinned Out 2.54 V Reference with Current Limit Protection: Provides a stable reference voltage with built-in protection.
- Low Standby Current: Minimizes power consumption in standby mode.
- Open Collector Outputs for Enhanced Device Flexibility: Allows for greater flexibility in output configurations.
- NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements: AEC-Q100 qualified and PPAP capable.
- Pb−Free Packages are Available: Compliant with RoHS standards.
Applications
The MC34161DG is used in a variety of applications including:
- Body Electronic
- Braking
- Infotainment
- Instrument Cluster
- Navigator
- Occupant Comfort
- Occupant Protection
- Powertrain
- Appliance, Automotive, Consumer, and Industrial Equipment
Q & A
- What is the primary function of the MC34161DG?
The MC34161DG is a universal voltage monitor designed for positive and negative voltage detection in various electronic systems.
- What is the minimum supply voltage required for positive voltage sensing?
The minimum supply voltage required for positive voltage sensing is 2.0 V.
- What is the minimum supply voltage required for negative voltage sensing?
The minimum supply voltage required for negative voltage sensing is 4.0 V.
- What types of voltage detection does the MC34161DG support?
The device supports over, under, and window voltage detection for both positive and negative voltages.
- What is the purpose of the Mode Select Input?
The Mode Select Input allows the user to program each comparator channel as either inverting or noninverting.
- What is the maximum supply voltage the MC34161DG can handle?
The maximum supply voltage the MC34161DG can handle is 40 V.
- What is the package style of the MC34161DG?
The package style of the MC34161DG is SOIC-8.
- Is the MC34161DG RoHS compliant?
Yes, the MC34161DG is RoHS compliant and Pb−Free packages are available.
- What are some common applications of the MC34161DG?
Common applications include body electronics, braking, infotainment, instrument clusters, and various automotive, consumer, and industrial equipment.
- What is the operating junction temperature range of the MC34161DG?
The operating junction temperature range is from -40°C to +150°C.
