Overview
The NCP304LSQ38T1G is a part of the NCP304 series of ultra-low current voltage detectors produced by ON Semiconductor. This device is specifically designed for use as reset controllers 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 | Unit | Typical | Minimum | Maximum |
|---|---|---|---|---|
| Detector Threshold (Vin Decreasing) | V | 3.8 | 3.724 | 3.876 |
| Detector Threshold Hysteresis | V | 0.190 | 0.114 | 0.266 |
| Supply Current (Vin = 3.8 V) | μA | 1.0 | 0.9 | 2.4 |
| Maximum Operating Voltage | V | 10 | - | - |
| Minimum Operating Voltage | V | 0.8 | 0.55 | 0.80 |
| Output Current (Pin 1) | mA | 6.3 | - | 70 |
| Thermal Resistance, Junction-to-Air | °C/W | 285 | - | - |
| Maximum Junction Temperature | °C | 125 | - | - |
| Storage Temperature Range | °C | -55 to 150 | -55 | 150 |
Key Features
- Quiescent Current of 1.0 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
- Pb-Free and RoHS Compliant
- AEC-Q100 Qualified and PPAP Capable for automotive and other applications requiring unique site and control change requirements
Applications
- Microprocessor Reset Controller
- Low Battery Detection
- Power Fail Indicator
- Battery Backup Detection
Q & A
- What is the primary function of the NCP304LSQ38T1G? The primary function is to act as a reset controller in microprocessor-based systems, ensuring accurate undervoltage detection.
- What is the typical quiescent current of the NCP304LSQ38T1G? The typical quiescent current is 1.0 μA.
- What is the operating voltage range of the NCP304LSQ38T1G? The operating voltage range is from 0.8 V to 10 V.
- What types of reset outputs are available for the NCP304 series? The NCP304 series offers both complementary and open drain reset outputs, with active low or active high configurations.
- Is the NCP304LSQ38T1G suitable for automotive applications? Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the maximum junction temperature for the NCP304LSQ38T1G? The maximum junction temperature is 125°C.
- What is the storage temperature range for the NCP304LSQ38T1G? The storage temperature range is from -55°C to 150°C.
- Is the NCP304LSQ38T1G Pb-Free and RoHS Compliant? Yes, it is Pb-Free and RoHS Compliant.
- What is the detector threshold hysteresis for the NCP304LSQ38T1G? The detector threshold hysteresis is typically 0.190 V.
- What are some typical applications of the NCP304LSQ38T1G? Typical applications include microprocessor reset controllers, low battery detection, power fail indicators, and battery backup detection.
