Texas Instruments

LM335AH/NOPB

LM335AH/NOPB Description

The LM335AH/NOPB from Texas Instruments is a precision analog temperature sensor that provides an output voltage linearly proportional to the Kelvin temperature scale. Housed in a TO-46-3 package, this through-hole-mounted sensor operates over a -40°C to +100°C range with a typical accuracy of ±3°C (up to ±5°C at extremes). Its 10mV/°K resolution ensures reliable temperature monitoring, making it suitable for applications requiring stable, low-cost sensing. The device is RoHS3 compliant, REACH unaffected, and rated MSL 1 (Unlimited), ensuring durability and ease of handling in manufacturing.

LM335AH/NOPB Features

• Analog Voltage Output: Linear 10mV/°K scaling simplifies interfacing with ADCs or microcontrollers.
• Wide Operating Range: Performs reliably from -40°C to +100°C, ideal for harsh environments.
• High Accuracy: ±3°C typical error (±5°C max) over the full range, outperforming many basic thermistors.
• Low-Cost & Calibratable: Adjustable output via a single external resistor for system-level calibration.
• Robust Packaging: TO-46-3 metal can ensures mechanical strength and thermal conductivity.
• Compliance: Meets EAR99, ROHS3, and REACH standards for global deployment.

LM335AH/NOPB Applications

• Industrial Control Systems: Temperature monitoring in HVAC, motor drives, and power supplies.
• Automotive Electronics: Under-hood or cabin temperature sensing due to its wide operating range.
• Consumer Electronics: Thermal management in appliances, battery chargers, and audio amplifiers.
• Medical Devices: Calibrated temperature measurement in portable diagnostic equipment.
• Laboratory Instruments: Precise thermal profiling in benchtop test setups.

Conclusion of LM335AH/NOPB

The LM335AH/NOPB stands out for its linearity, ease of use, and cost-effectiveness in analog temperature sensing. Its TO-46-3 package offers durability, while the 10mV/°K output eliminates complex signal conditioning. With industrial-grade accuracy and compliance with global standards, it is a versatile choice for applications demanding reliable temperature feedback without digital complexity. Ideal for designers seeking a no-frills, high-performance sensor, the LM335AH/NOPB balances precision and practicality.