Overview
The TPS3780BQDBVRQ1 is a dual-channel, low-power, high-accuracy voltage supervisor manufactured by Texas Instruments. This device is part of the TPS37xx-Q1 family, which features low power consumption and a small solution size, making it suitable for system monitoring and portable applications. The TPS3780BQDBVRQ1 operates over a wide voltage range from 1.5 V to 5.5 V and is designed to function within a temperature range of –40°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Range | 1.5 V to 5.5 V | V |
| Temperature Range | –40°C to +125°C | °C |
| Quiescent Current | 2 µA (typical) | µA |
| Package Type | SOT-23 (6-pin) | |
| Package Size | 2.90 mm × 1.60 mm | mm |
| Junction-to-Ambient Thermal Resistance | 193.9 °C/W | °C/W |
| Junction-to-Case (Top) Thermal Resistance | 134.5 °C/W | °C/W |
| Hysteresis Options | 5% or 10% | % |
| Output Type | Open-drain (requires pull-up resistor) |
Key Features
- High-accuracy voltage detection with adjustable SENSEx inputs using an external resistor divider.
- Low power consumption with a typical quiescent current of 2 µA.
- Small solution size in a 6-pin SOT-23 package.
- Hysteresis options of 5% or 10% to reject brief glitches and ensure stable output operation.
- Open-drain output that can be pulled up to 5.5 V independent of VDD.
- Wide operating voltage range from 1.5 V to 5.5 V.
- Operating temperature range from –40°C to +125°C.
Applications
- System monitoring and voltage supervision in various electronic systems.
- Portable and battery-powered devices due to its low power consumption.
- Automotive systems requiring high accuracy and reliability.
- Industrial control systems where precise voltage monitoring is crucial.
Q & A
- What is the operating voltage range of the TPS3780BQDBVRQ1?
The TPS3780BQDBVRQ1 operates from 1.5 V to 5.5 V.
- What is the typical quiescent current of the TPS3780BQDBVRQ1?
The typical quiescent current is 2 µA.
- What are the hysteresis options available for the TPS3780BQDBVRQ1?
The device offers hysteresis options of 5% or 10%.
- What type of output does the TPS3780BQDBVRQ1 have?
The output is open-drain and requires a pull-up resistor.
- What is the package type and size of the TPS3780BQDBVRQ1?
The device is packaged in a 6-pin SOT-23 package with dimensions of 2.90 mm × 1.60 mm.
- What is the temperature range for the TPS3780BQDBVRQ1?
The device operates within a temperature range of –40°C to +125°C.
- How does the TPS3780BQDBVRQ1 handle brief voltage glitches?
The device includes hysteresis to reject brief glitches and ensure stable output operation.
- Can the output of the TPS3780BQDBVRQ1 be pulled up to a voltage independent of VDD?
- What are some common applications for the TPS3780BQDBVRQ1?
- How do I configure the SENSEx inputs on the TPS3780BQDBVRQ1?
