20PCS MAX809T Voltage Detection Reset IC SOT-23 MCU Monitor Chip
20PCS MAX809T Voltage Detection Reset IC SOT-23 MCU Monitor Chip
20PCS MAX809T Voltage Detection Reset Chip – SOT-23 Integrated Circuit
Keep your microprocessor-based designs stable and reliable with this pack of 20 MAX809T MCU Supervisor / Reset ICs. The MAX809T monitors supply voltage levels and asserts a reset signal whenever the voltage drops below a preset threshold, ensuring your microcontroller starts up cleanly and operates correctly every time. These brand-new SOT-23 surface-mount chips are ideal for electronics engineers, hobbyists, and prototypers who need dependable voltage supervision in compact form-factor designs.
Key Features
- Pack of 20 – Great value for prototyping, production runs, or keeping spares on hand
- MAX809T – Industry-standard microprocessor voltage detection and reset function
- SOT-23 Package – Tiny 3-pin surface-mount footprint, perfect for space-constrained PCB layouts
- Accurate Voltage Threshold Detection – Monitors supply rail and generates a clean reset pulse on under-voltage events
- Low Supply Current – Minimal quiescent current draw, ideal for battery-powered and low-power applications
- Brand New Condition – Fresh stock, fully tested integrated circuits
- No High-Concern Chemicals – Clean, compliant components for worry-free use
- Made in Mainland China
Specifications
| Part Number | MAX809T |
| Package | SOT-23 |
| Function | Voltage Detection / MCU Reset Supervisor |
| Quantity | 20 PCS per pack |
| Condition | New |
| High-Concern Chemicals | None |
| Origin | Mainland China |
| Brand | NioCen |
Typical Applications
- Microcontroller (MCU) reset supervision circuits
- Embedded systems and development boards
- Battery-powered electronic devices
- Industrial control boards and IoT modules
- Arduino, ESP32, STM32, and other MCU platforms
- Power management subsystems
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Frequently Asked Questions
Q: What does the MAX809T voltage detection reset chip do?
A: The MAX809T is a microprocessor supervisory IC that continuously monitors the supply voltage of your circuit. When the voltage drops below its preset threshold, it asserts a reset signal to the MCU, preventing erratic or undefined behavior during power-up, power-down, or brownout conditions. This makes it an essential component in reliable embedded system design.
Q: What package does the MAX809T come in, and is it suitable for small PCBs?
A: The MAX809T uses the compact SOT-23 surface-mount package (3 pins), making it ideal for space-constrained PCB layouts found in wearables, IoT devices, and miniaturized electronics. It can be soldered manually with fine-tipped soldering equipment or placed by pick-and-place machines in production environments.
Q: How many chips are included in this listing?
A: Each order includes 20 pieces of the MAX809T SOT-23 reset IC, providing excellent value whether you are prototyping a new design or stocking up for a production run. All units are brand new and sourced from Mainland China.