Overview
The NCP302LSN33T1 is a power management IC designed for voltage supervision, manufactured by onsemi. This device is part of the NCP302 series, which are second-generation ultra-low current voltage detectors with programmable time delay generators. It is specifically designed for use as a reset controller in microprocessor-based systems, particularly in applications where extended battery life is crucial.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Monitored | 1 |
| Voltage - Threshold | 3.3V |
| Output Type | Push-Pull, Totem Pole |
| Reset Type | Active Low |
| Reset Timeout | Adjustable/Selectable |
| Operating Temperature | -40°C to 125°C |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-5 Thin, TSOT-23-5 |
| Supplier Device Package | 5-TSOP |
| Quiescent Current | 0.5 µA Typical |
| Undervoltage Threshold Accuracy | 2.0% |
Key Features
- Simple Reset/Power-On Reset functionality
- Highly accurate undervoltage detector with hysteresis
- Externally programmable time delay generator
- Complementary output configuration (Push-Pull, Totem Pole)
- Active Low reset signal
- Wide operating voltage range of 0.8 V to 10 V
- Operating temperature range from -40°C to 125°C
- Pb-Free and RoHS compliant
- AEC-Q100 qualified 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
- Industrial and commercial electronic devices
- Automotive systems
- Computer systems
- Portable/battery-powered applications
Q & A
- What is the primary function of the NCP302LSN33T1?
The primary function is to monitor voltage and provide reset/power-on reset functionality. - What is the voltage threshold for the NCP302LSN33T1?
The voltage threshold is 3.3V. - What type of output configuration does the NCP302LSN33T1 have?
The output configuration is Push-Pull, Totem Pole. - Is the reset signal active high or active low?
The reset signal is active low. - What is the operating temperature range of the NCP302LSN33T1?
The operating temperature range is from -40°C to 125°C. - Is the NCP302LSN33T1 Pb-Free and RoHS compliant?
Yes, it is Pb-Free and RoHS compliant. - What are some typical applications for the NCP302LSN33T1?
Typical applications include microprocessor reset controllers, low battery detection, power fail indicators, and battery backup detection. - Can the NCP302LSN33T1 be used in automotive systems?
Yes, it is AEC-Q100 qualified for automotive and other applications requiring unique site and control change requirements. - What is the quiescent current of the NCP302LSN33T1?
The quiescent current is 0.5 µA typical. - Is the reset timeout period adjustable?
Yes, the reset timeout period is adjustable/selectable.
