Overview
The LM75ADP,118 is a high-accuracy digital temperature sensor IC produced by NXP USA Inc. This device utilizes an on-chip band gap temperature sensor and Sigma-delta A-to-D conversion technique to provide precise temperature measurements. It also functions as a thermal detector, offering an overtemperature detection output. The LM75ADP,118 is designed for various applications requiring accurate temperature monitoring and control, including system thermal management, personal computers, electronics equipment, and industrial controllers.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Part Number | LM75ADP,118 |
| Output Type | Digital (I²C) |
| Supply Voltage | 2.8V to 5.5V |
| Operating Temperature Range | -55°C to +125°C |
| Package Style | 8-TSSOP |
| Mounting Method | Surface Mount |
| Resolution | 11-bit, 0.125°C |
| Temperature Accuracy | ±2°C from -25°C to +100°C, ±3°C from -55°C to +125°C |
| Supply Current in Shutdown Mode | 3.5 µA |
| ESD Protection | Exceeds 2000 V HBM, 200 V MM, 1000 V CDM |
Key Features
- Pin-for-pin replacement for industry standard LM75 with improved temperature resolution of 0.125°C and specification over a power supply range from 2.8 V to 5.5 V.
- Small 8-pin package types: TSSOP-8 and SO8.
- I²C-bus interface with up to 8 devices on the same bus.
- Programmable temperature threshold and hysteresis set points.
- Stand-alone operation as a thermostat at power-up.
- Output switch with programmable limit and resolution.
- Shutdown mode for power conservation.
- ESD protection exceeds 2000 V HBM, 200 V MM, and 1000 V CDM.
Applications
- System thermal management.
- Personal computers.
- Electronics equipment.
- Industrial controllers.
- HVAC systems.
- Embedded systems and IoT devices.
- Thermal management in electronic devices.
Q & A
- What is the operating temperature range of the LM75ADP,118?
The operating temperature range is -55°C to +125°C.
- What is the resolution of the temperature measurements provided by the LM75ADP,118?
The temperature resolution is 0.125°C, achieved through an 11-bit ADC.
- What is the supply voltage range for the LM75ADP,118?
The supply voltage range is from 2.8V to 5.5V.
- Can multiple LM75ADP,118 devices be connected on the same I²C bus?
- What is the power consumption in shutdown mode?
The supply current in shutdown mode is 3.5 µA.
- Does the LM75ADP,118 have built-in ESD protection?
- Can the LM75ADP,118 operate as a stand-alone thermostat?
- What types of packages are available for the LM75ADP,118?
The device is available in 8-TSSOP and SO8 package types.
- Is the LM75ADP,118 compliant with RoHS standards?
- What are some common applications of the LM75ADP,118?
Common applications include system thermal management, personal computers, electronics equipment, and industrial controllers.
