Product Overview

RTH22 MIL-PRF-23648/9

QTI’s RTH22 MIL-PRF-23648/9 specified precision PTC Thermistor meets or exceeds all of the requirements of MIL-PRF-23648. It is certified by the Defense Logistics Agency, Qualified Products List QPL-23648. These thermistors are plastic molded, axial leaded parts with a body length of 0.421 inches and a diameter of 0.155 inches; a commercial version is also available. These high-reliability, military grade PTC precision thermistors are suitable for critical applications where temperature control/compensation is required.

Engineering Information

  • PTC thermistor
  • Positive temperature coefficient: 0.7%/ °C
  • Operating temperature range: -55°C to 125°C
  • Standard resistance range at 25°C: 10 to 10k ohms
  • Power rating: 0.500 W at 25°C, derate to 0 W at 125°C
  • Thermal time constant: 60 seconds max in still air
  • Dissipation constant: 5 mW/°C min in still air
  • Curves: E
  • Tolerances: 1%, 2%, 5%, 10%
  • Commercial version available

Documents and Catalogs

RTH22 MIL-PRF-23648/9 Datasheet – Aerospace & Defense

RTH22 Performance Specification Sheet

QTI maintains an extensive test laboratory, designed with defense and aerospace customers in mind. This test lab is ISO 9001:2008 and AS9100 Revision B certified. We are qualified to perform all tests dictated by the Department of Defense, Defense Logistics Agency MIL-PRF-23648, and MIL-PRF-32192 specifications. In addition we have the facilities to perform many of the tests specified in MIL-STD-202, MIL-STD-883, NASA Goddard S-311-P-18 and S-311-P-827, EEE-INST-002, TOR-2006, ESA 4006, and MIL-PRF-38534 Class K and H Element Evaluation tests.