Overview
The LM809M3X-4.63/NOPB is a 3-pin microprocessor reset circuit manufactured by Texas Instruments. It falls under the category of supervisory circuits and is designed to monitor supply voltages in microprocessor and digital systems. This product is particularly aimed at applications requiring reliable power supply monitoring, such as industrial automation, building automation, and portable/battery-powered equipment. Its key selling points include precision voltage monitoring, low supply current, and a compact SOT-23-3 package, making it an ideal choice for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Type | Voltage Supervisory | - | - |
| Installation Style | SMD/SMT | - | - |
| Package | SOT-23-3 | - | - |
| Threshold Voltage | 4.63 | V | - |
| Output Type | Active-low, Push-pull | - | - |
| Reset Delay Time | 840 | ms | - |
| Maximum Supply Voltage | 5.5 | V | - |
| Operating Temperature Range | -40 to +105 | °C | - |
| Supply Current | 18 | µA | - |
| Power Dissipation | 320 | mW | - |
Key Features
- Precision monitoring of supply voltages with a threshold of 4.63V.
- Low supply current of 18 µA, making it suitable for battery-powered applications.
- Compact SOT-23-3 package for space-constrained designs.
- Active-low, push-pull output ensures reliable reset signaling.
- Wide operating temperature range from -40°C to +105°C.
Applications
The LM809M3X-4.63/NOPB is widely used in various fields, including industrial automation, building automation, and programmable logic control. It is also suitable for renewable energy systems, microprocessor systems, and portable/battery-powered equipment. Its ability to monitor power supplies and provide reliable reset signals makes it an essential component in ensuring the stability and reliability of digital systems.
Q & A
1. What is the threshold voltage of the LM809M3X-4.63/NOPB?
The threshold voltage is 4.63V.
2. What is the operating temperature range of this component?
It operates within a temperature range of -40°C to +105°C.
3. What type of output does the LM809M3X-4.63/NOPB have?
It has an active-low, push-pull output.
4. Is this component suitable for battery-powered applications?
Yes, its low supply current of 18 µA makes it ideal for battery-powered devices.
5. What is the reset delay time of the LM809M3X-4.63/NOPB?
The reset delay time is 840 ms.
6. What package does the LM809M3X-4.63/NOPB come in?
It comes in a SOT-23-3 package.
7. Can this component be used in industrial automation?
Yes, it is commonly used in industrial automation systems.
8. Does the LM809M3X-4.63/NOPB support manual reset?
No, it does not support manual reset.
9. What is the maximum supply voltage for this component?
The maximum supply voltage is 5.5V.
10. Is the LM809M3X-4.63/NOPB RoHS compliant?
Yes, it is RoHS compliant.
