器件名称: RKOV206
功能描述: HIGH-TEMPERATURE SENSING QUARTZ CRYSTAL RESONATORS
文件大小: 167.38KB 共1页
简 介:APPLICATIONS RKTV206 used to sense temperature changes. It is designed for applications in precision electronic thermometers and temperature controllers for the conversion of temperature to frequency. RKOV206 is a temperature-stable reference quartz crystal resonator. FEATURES High shock and vibration characteristics Miniature size Wide temperature range (-50…+180…+ 370 °C) Suitable for DTCXO and precision temperature equipment
HIGH-TEMPERATURE SENSING QUARTZ CRYSTAL RESONATORS RKTV206 and RKOV206
ELECTRICAL CHARACTERISTICS (at 37 °C) / OPERATING CONDITIONS PARAMETERS SPECIFICATIONS AND REMARKS
Package Size Frequency Range, fO Frequency Tolerance typ./max., f/fO Resonance resistance typ./max., Rr Static Capacitance typ., CO Capacitance ratio r, typ. Drive Level max., DL Insulation Resistance min. Frequency Vs. Temperature fT=fO +A1*(T-TO) +A2*(T-TO)2, DS26 (DT26). Diameter 2 mm / length 6 mm
Electrical characteristics at 37 °C
UNITS
mm kHz ppm k pF W M
32.000…36.000 ± 150 75/95 1.3 ± 0.2 900 3.0 500
Thermal characteristics
where: fT – crystal frequency at temperature T (°C), fO – crystal frequency at reference temperature TO (°C), TO – reference value of temperature (°C). For higher accuracy a third order polynomial is recommended as follow: fT=fO +A1*(T-TO)+A2*(T-TO)2+A3*(T-TO)3
Model 1st order temperature coefficient A1* 2nd order temperature coefficient A2* Reference temperature
RKTV206A -1.76 ± 0.1
RKTV206B -1.76 ± 0.1 0
RKTV206C -1.76 ± 0.1
RKOV206(A…C) 25 ± 5 ……
