Overview
The NCP301HSN18T1G is a second-generation ultra-low current voltage detector produced by onsemi. This device is specifically designed for use as a reset controller in portable microprocessor-based systems where extended battery life is crucial. It features a highly accurate undervoltage detector with hysteresis to prevent erratic system reset operations.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Detector Threshold (Pin 2, Vin Decreasing) | VDET− | 1.764 | 1.800 | 1.836 | V |
| Detector Threshold Hysteresis (Pin 2, Vin Increasing) | VHYS | 0.06 | 0.10 | 0.14 | V |
| Supply Current (Pin 2) | Iin | 0.23 | 0.48 | 0.8 | μA |
| Maximum Operating Voltage (Pin 2) | Vin(max) | 10 | V | ||
| Minimum Operating Voltage (Pin 2) | Vin(min) | 0.55 | 0.65 | 0.80 | V |
| Reset Output Current (Pin 1, Active Low ‘L’ Suffix Devices) | IOUT | 0.01 | 1.0 | 3.5 | mA |
| Propagation Delay Input to Output | tpHL/tpLH | 55 | 300 | ns |
Key Features
- Quiescent Current of 0.5 μA Typical
- High Accuracy Undervoltage Threshold of 2.0%
- Wide Operating Voltage Range of 0.8 V to 10 V
- Complementary or Open Drain Reset Output
- Active Low or Active High Reset Output
- Specified Over the −40°C to +125°C Temperature Range
- NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q100 Qualified and PPAP Capable
- Pb−Free and RoHS Compliant
Applications
- Microprocessor Reset Controller
- Low Battery Detection
- Power Fail Indicator
- Battery Backup Detection
Q & A
- What is the primary function of the NCP301HSN18T1G?
The NCP301HSN18T1G is primarily used as a reset controller in microprocessor-based systems to ensure stable operation during voltage fluctuations.
- What is the typical quiescent current of the NCP301HSN18T1G?
The typical quiescent current is 0.5 μA.
- What are the available reset output configurations for the NCP301 series?
The NCP301 series offers both active low and active high reset output configurations.
- What is the operating temperature range for the NCP301HSN18T1G?
The device is specified to operate over the −40°C to +125°C temperature range.
- Is the NCP301HSN18T1G compliant with automotive standards?
Yes, it is AEC−Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- What is the maximum operating voltage for the NCP301HSN18T1G?
The maximum operating voltage is 10 V.
- What is the detector threshold hysteresis for the NCP301HSN18T1G?
The detector threshold hysteresis is between 0.06 V and 0.14 V.
- What are the typical applications of the NCP301HSN18T1G?
Typical applications include microprocessor reset controllers, low battery detection, power fail indicators, and battery backup detection.
- Is the NCP301HSN18T1G Pb-free and RoHS compliant?
Yes, the device is Pb-free and RoHS compliant.
- What is the propagation delay input to output for the NCP301HSN18T1G?
The propagation delay input to output ranges from 55 ns to 300 ns.
