Overview
The NCP301HSN30T1G is a second-generation ultra-low current voltage detector from onsemi, designed for use as a reset controller in portable microprocessor-based systems where extended battery life is crucial. This device features a highly accurate undervoltage detector with hysteresis to prevent erratic system reset operations. The NCP301 series includes an open drain N-Channel output with either an active high or active low reset output, making it versatile for various system requirements.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Detect Threshold (Vin Decreasing) | VDET− | 2.94 | 3.00 | 3.06 | V |
| Detect Threshold Hysteresis (Vin Increasing) | VHYS | 0.09 | 0.15 | 0.21 | V |
| Supply Current (Vin = 2.87 V) | Iin | 0.25 | 0.50 | 0.9 | μA |
| Maximum Operating Voltage | Vin(max) | - | - | 10 | V |
| Minimum Operating Voltage (TA = 25°C) | Vin(min) | 0.55 | 0.65 | 0.70 | V |
| Reset Output Current (Active Low, VOUT = 0.05 V, Vin = 0.70 V) | IOUT | 0.01 | 0.05 | 0.50 | mA |
| Output Transition Time (High to Low) | tpHL | - | - | 55 | ns |
| Output Transition Time (Low to High) | tpLH | - | - | 115 | 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
- Pb-Free and RoHS Compliant
- AEC-Q100 Qualified and PPAP Capable for Automotive and Other Applications
Applications
- Microprocessor Reset Controller
- Low Battery Detection
- Power Fail Indicator
- Battery Backup Detection
Q & A
- What is the primary function of the NCP301HSN30T1G? The primary function is to act as a reset controller in microprocessor-based systems.
- What is the typical quiescent current of the NCP301HSN30T1G? The typical quiescent current is 0.5 μA.
- What is the operating voltage range of the NCP301HSN30T1G? 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.
- Is the NCP301HSN30T1G suitable for automotive applications? Yes, it is AEC-Q100 Qualified and PPAP Capable.
- What is the temperature range for the NCP301HSN30T1G? The device is specified over the −40°C to +125°C temperature range.
- What is the detector threshold hysteresis for the NCP301HSN30T1G? The detector threshold hysteresis is between 0.09 V and 0.21 V.
- What is the maximum operating voltage for the NCP301HSN30T1G? The maximum operating voltage is 10 V.
- Is the NCP301HSN30T1G Pb-Free and RoHS Compliant? Yes, it is Pb-Free and RoHS Compliant.
- What are some typical applications of the NCP301HSN30T1G? Typical applications include microprocessor reset controllers, low battery detection, power fail indicators, and battery backup detection.
