Overview
The LM75BD,118 is a digital temperature sensor produced by NXP USA Inc. This component utilizes an on-chip band gap temperature sensor and Sigma-Delta A-to-D conversion technique, providing high accuracy and a wide operating temperature range. It features an I2C digital interface and is designed for various applications requiring precise temperature monitoring and control.
Key Specifications
| Parameter | Specification |
|---|---|
| Voltage Supply | 2.8V to 5.5V |
| Operating Temperature Range | -55°C to +125°C |
| Temperature Measurement Accuracy | ±2°C from -25°C to +100°C, ±3°C from -55°C to +125°C |
| Temperature Resolution | 11-bit, 0.125°C |
| Interface | I2C Digital |
| Package | 8-SOIC, 8-TSSOP, 8-MSOP |
| Supply Current in Shutdown Mode | 1.0 μA |
| ESD Protection | Exceeds 4500 V HBM per JESD22-A114 and 2000 V CDM per JESD22-C101 |
Key Features
- High accuracy and wide temperature range for demanding applications
- Programmable temperature alert limits and hysteresis set points
- I2C digital interface for easy integration with microcontrollers
- Small surface mount package (SOIC-8, TSSOP-8, MSOP-8) for space-constrained designs
- Stand-alone operation as a thermostat at power-up
- ESD protection and latch-up testing compliance with industry standards
- RoHS3 compliant for environmental sustainability
Applications
- Industrial automation and control
- HVAC systems
- Medical equipment
- Consumer electronics
- Automotive electronics
- System thermal management
- Personal computers and electronics equipment
- Industrial controllers
Q & A
- What is the operating temperature range of the LM75BD,118?
The operating temperature range is from -55°C to +125°C.
- What is the accuracy of the temperature measurement?
The temperature measurement accuracy is ±2°C from -25°C to +100°C and ±3°C from -55°C to +125°C.
- What type of interface does the LM75BD,118 use?
The LM75BD,118 uses an I2C digital interface.
- Can multiple LM75BD,118 devices be connected on the same bus?
Yes, up to 8 devices can be connected on the same bus without address conflict.
- What is the power supply range for the LM75BD,118?
The power supply range is from 2.8V to 5.5V.
- Is the LM75BD,118 RoHS compliant?
Yes, the LM75BD,118 is RoHS3 compliant.
- What is the temperature resolution of the LM75BD,118?
The temperature resolution is 11-bit, offering a resolution of 0.125°C.
- Can the LM75BD,118 operate as a stand-alone thermostat?
Yes, it can operate as a stand-alone thermostat at power-up.
- What is the supply current in shutdown mode?
The supply current in shutdown mode is 1.0 μA.
- What kind of ESD protection does the LM75BD,118 have?
The LM75BD,118 has ESD protection that exceeds 4500 V HBM per JESD22-A114 and 2000 V CDM per JESD22-C101.
