Overview
The TMP300BIDBVR, produced by Texas Instruments, is a low-power, resistor-programmable, digital output temperature switch. This device is designed for overtemperature protection circuits in electronic systems. It features a programmable trip point set by an external resistor and offers two levels of hysteresis. The TMP300BIDBVR is available in compact SC70 and SOT23-6 packages, making it suitable for power-sensitive systems that require simple and reliable thermal management.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Temperature Measurement Range | -40 | - | +125 | °C |
| Total Accuracy | - | ±2 | ±6 | °C |
| Supply Voltage | 1.8 | - | 18 | V |
| Quiescent Current | - | 110 | - | μA |
| Analog Output Accuracy | - | ±2 | ±5 | °C |
| Analog Output Temperature Sensitivity | - | 10 | - | mV/°C |
| Hysteresis | 5 | - | 10 | °C |
| Package Types | - | SC70, SOT23-6 | - | - |
Key Features
- Programmable trip point using an external resistor
- Programmable hysteresis: 5°C or 10°C
- Open-drain digital output
- Low power consumption: 110 μA maximum
- Wide supply voltage range: 1.8 V to 18 V
- Analog temperature output: 10 mV/°C
- High-impedance analog output (210 kΩ)
- Compact SC70 and SOT23-6 packages
Applications
- Power-supply systems
- DC-DC modules
- Thermal monitoring
- Electronic protection systems
Q & A
- What is the TMP300BIDBVR used for?
The TMP300BIDBVR is used for overtemperature protection circuits in electronic systems.
- How is the trip point set on the TMP300BIDBVR?
The trip point is set using an external resistor connected to the TSET pin.
- What are the available hysteresis settings for the TMP300BIDBVR?
The TMP300BIDBVR offers two levels of hysteresis: 5°C and 10°C, set by connecting the HYSTSET pin to ground or V+, respectively.
- What is the supply voltage range for the TMP300BIDBVR?
The supply voltage range is from 1.8 V to 18 V.
- What is the temperature measurement range of the TMP300BIDBVR?
The temperature measurement range is from -40°C to +125°C.
- What is the quiescent current of the TMP300BIDBVR?
The quiescent current is 110 μA maximum.
- What is the analog output temperature sensitivity of the TMP300BIDBVR?
The analog output temperature sensitivity is 10 mV/°C.
- What packages are available for the TMP300BIDBVR?
The TMP300BIDBVR is available in SC70 and SOT23-6 packages.
- How accurate is the analog output of the TMP300BIDBVR?
The analog output accuracy is ±2°C to ±5°C.
- What is the purpose of the VTEMP pin on the TMP300BIDBVR?
The VTEMP pin provides a high-impedance analog temperature output that can be used for temperature readings or in temperature-compensation loops.
