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NC-18C (for High Precision Industry)

Features

  • High reliability crystal unit for OCXO with excellent frequency stability
  • HC-43/U Equivalent

NC-18C Picture

  • RoHS compliant
 

Specifications

Standard

Standard

Optional

Nominal Frequency (MHz) 10 ≤ F ≤ 20 10 ≤ F ≤ 20
Package Size (L×W×H : mm) 10.10×3.55×13.46 10.10×3.55×13.46
Overtone order 3rd overtone 3rd overtone
Operating Temperature Range (°C) -40 to +120 -40 to +120
Storage Temperature Range (°C) -55 to +125 -55 to +125
Turnover Point  (°C) +70 to +110 +70 to +110
Frequency Tolerance (at middle of turnover point) Max. ±3×10-6 Max. ±3×10-6
Equivalent Series Resistance (Ω) Max. 150 Max. 150
Level of drive (µW) Max. 100 Max. 100
Load Capacitance (pF) Series to 32 Series to 32
Frequency Aging (+25°C) --- Max. ±100×10-6/year
(24H after ref)
Specification Number STD-CWB-1 Refer to *2

Please specify the model name, frequency, and specification number when you order products.
For further questions regarding specifications, please feel free to contact us.

*1 If you have any other requests, NDK will study it.
*2 Ordering information: Overtone Order Fundamental / 3rd Overtone, the Operating Temperature Range, Frequency versus Temperature Characteristics, Frequency Tolerance, and Load Capacitance.
  Ex. Model, Frequency (24.000000MHz 6digits),
      S1:Fundamental or S3:3rd Overtone - Operating Temperature Range (-40 to +120°C) - Frequency Tolerance (±3×10-6) - Load Capacitance (10pF)
      NC-18C
      12.000000MHz
      S3-40120-3-10

Dimensions

NC-18C Dimensions

 

 

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