Overview
The TPS3701DDCT, produced by Texas Instruments, is a high-voltage window voltage detector designed for over and undervoltage monitoring. This device operates over a wide supply voltage range of 1.8 V to 36 V, making it versatile for various applications. It features two precision comparators with an internal 400-mV reference and two open-drain outputs rated to 25 V. The TPS3701 is ideal for systems requiring accurate voltage monitoring and is available in a SOT-23-THIN package.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 1.8 V | - | 36 V | V |
| Threshold Voltage | Adjustable down to 400 mV | - | - | V |
| Quiescent Current | - | 7 µA | - | µA |
| Threshold Accuracy | - | 0.25% (Typical), 0.75% over temperature | - | % |
| Internal Hysteresis | - | 5.5 mV (Typical) | - | mV |
| Operating Temperature Range | -40°C | - | 125°C | °C |
| Package Type | - | SOT-23-THIN | - | - |
| Output Driver Type | - | Open-drain | - | - |
| Output Voltage Rating | - | Up to 25 V | - | V |
Key Features
- Wide supply voltage range: 1.8 V to 36 V
- Adjustable threshold down to 400 mV
- Open-drain outputs for over- and undervoltage detection
- Low quiescent current: 7 µA (Typical)
- High threshold accuracy: 0.25% (Typical), 0.75% over temperature
- Internal hysteresis: 5.5 mV (Typical)
- Temperature range: -40°C to 125°C
- Available in SOT-23-THIN package
Applications
- Industrial control systems
- Embedded computing modules
- DSPs, microcontrollers, and microprocessors
- Notebook and desktop computers
- Portable- and battery-powered products
- FPGA and ASIC systems
Q & A
- What is the supply voltage range of the TPS3701? The TPS3701 operates over a supply voltage range of 1.8 V to 36 V.
- What is the typical quiescent current of the TPS3701? The typical quiescent current is 7 µA.
- What is the threshold accuracy of the TPS3701? The threshold accuracy is 0.25% (Typical) and 0.75% over temperature.
- What type of outputs does the TPS3701 have? The TPS3701 has open-drain outputs rated to 25 V.
- What is the operating temperature range of the TPS3701? The operating temperature range is -40°C to 125°C.
- In what package is the TPS3701 available? The TPS3701 is available in a SOT-23-THIN package.
- Can the TPS3701 be used as a window voltage detector? Yes, the TPS3701 can be used as a window voltage detector or as two independent voltage monitors.
- How is the monitored voltage set in the TPS3701? The monitored voltage is set using external resistors.
- What is the purpose of the internal hysteresis in the TPS3701? The internal hysteresis ensures stable output operation and immunity to noise.
- What are some common applications of the TPS3701? Common applications include industrial control systems, embedded computing modules, and portable- and battery-powered products.
