Overview
The NCP301HSN45T1G is a part of the NCP301 series, which are second-generation ultra-low current voltage detectors produced by onsemi. These devices are specifically designed for use as reset controllers in portable microprocessor-based systems where extended battery life is crucial. The NCP301 series features an open drain N-Channel output with either an active high or active low reset output, ensuring flexibility in system design.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Detector Threshold (Pin 2, Vin Decreasing) | VDET− | 4.410 | 4.500 | 4.590 | V |
| Detector Threshold Hysteresis (Pin 2, Vin Increasing) | VHYS | 0.135 | 0.225 | 0.315 | V |
| Supply Current (Pin 2) | Iin | 0.33 | 0.52 | 1.4 | 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 | 2.0 | mA |
| Propagation Delay Input to Output | tpHL/tpLH | 49 | 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
- AEC-Q100 Qualified and PPAP Capable for Automotive and Other Applications
- 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 NCP301HSN45T1G?
The primary function of the NCP301HSN45T1G is to serve as a reset controller in microprocessor-based systems, ensuring proper system reset operations during undervoltage conditions.
- What is the typical quiescent current of the NCP301HSN45T1G?
The typical quiescent current is 0.5 μA.
- What is the operating voltage range of the NCP301HSN45T1G?
The operating voltage range is from 0.8 V to 10 V.
- What types of reset outputs are available for the NCP301 series?
The NCP301 series offers both active low and active high reset outputs, as well as complementary or open drain configurations.
- Is the NCP301HSN45T1G suitable for automotive applications?
- What is the detector threshold hysteresis for the NCP301HSN45T1G?
The detector threshold hysteresis ranges from 0.135 V to 0.315 V.
- What is the maximum operating temperature for the NCP301HSN45T1G?
The maximum operating temperature is +125°C.
- Is the NCP301HSN45T1G Pb-Free and RoHS compliant?
- What are some typical applications for the NCP301HSN45T1G?
- What is the propagation delay input to output for the NCP301HSN45T1G?
