Overview
The NCP803SN400T1G is a microprocessor supervisory circuit produced by onsemi. This component is designed to monitor and manage the power-on reset and voltage supervision for microprocessors and other digital systems. It is packaged in a compact SOT-23-3 (TO-236) package, making it suitable for a wide range of applications where space is limited. The device operates over a supply voltage range of 1.2V to 5.5V and has a typical reset threshold voltage of 4V, ensuring reliable operation under various conditions.
Key Specifications
| Category | Supervisors |
|---|---|
| Manufacturer | onsemi |
| Product Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 4V (Typical), 3.94V (Minimum), 4.06V (Maximum) |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | 140ms Minimum |
| Operating Temperature | -40°C ~ 105°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-3 (TO-236), SC-59 |
Key Features
- Compact Packaging: Available in SOT-23-3 (TO-236) and SC-59 packages, making it ideal for space-constrained designs.
- Voltage Supervision: Monitors a single voltage with a typical reset threshold of 4V.
- Reset Functionality: Provides an active low reset signal with a minimum reset timeout of 140ms.
- Wide Operating Temperature Range: Operates from -40°C to 105°C, ensuring reliability in various environmental conditions.
- Low Supply Voltage: Can operate with supply voltages as low as 1.2V and up to 5.5V.
- RoHS Compliant: Meets RoHS standards, making it suitable for use in environmentally friendly designs.
Applications
- Microprocessor Systems: Ideal for monitoring and managing power-on reset and voltage supervision in microprocessor-based systems.
- Embedded Systems: Suitable for use in embedded systems where reliable power management is crucial.
- Industrial Control Systems: Can be used in industrial control systems to ensure stable operation under varying voltage conditions.
- Consumer Electronics: Applicable in consumer electronics where compact and reliable power management is required.
Q & A
- What is the primary function of the NCP803SN400T1G?
The primary function of the NCP803SN400T1G is to monitor and manage the power-on reset and voltage supervision for microprocessors and other digital systems.
- What is the typical reset threshold voltage of the NCP803SN400T1G?
The typical reset threshold voltage is 4V, with a minimum of 3.94V and a maximum of 4.06V.
- What is the reset timeout of the NCP803SN400T1G?
The reset timeout is a minimum of 140ms.
- What is the operating temperature range of the NCP803SN400T1G?
The operating temperature range is -40°C to 105°C (TJ).
- What package types are available for the NCP803SN400T1G?
The NCP803SN400T1G is available in SOT-23-3 (TO-236) and SC-59 packages.
- Is the NCP803SN400T1G RoHS compliant?
- What is the output type of the NCP803SN400T1G?
The output is open drain or open collector.
- What is the minimum supply voltage for the NCP803SN400T1G?
The minimum supply voltage is 1.2V.
- What is the maximum supply voltage for the NCP803SN400T1G?
The maximum supply voltage is 5.5V.
- How many voltages can the NCP803SN400T1G monitor?
The NCP803SN400T1G can monitor one voltage.
- What is the reset level of the NCP803SN400T1G?
The reset level is active low.
