• slide crystals 1
  • slide crystals 2
  • Finished resistance welded crystals in HC49U and HC52U variations
  • Finished resistance welded crystals in HC49U and HC52U variations

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Basic Parameters of Delipro Crystals

 

Crystal cut: AT
Vibration mode: thickness shear
Method of closure: RW - Resistance Weld
Enclosure: SMD - surface mount in metal package
THL - through-hole in metal package
Packing: bulk
tape & reel - paper
tape & reel - blister

 

Type Can height max. (H) [mm]     Frequency range [MHz]
Fundamental 3rd Overtone 5th Overtone
HC52/U 5.1   18 39 35 90    
6 (UM5) 8 39 44 90 70 150
8 (UM1) 4 39 32 122 70 175
8.8   4 39 27 96 70 150
HC49/U 5.1 SH51 * 4 20        
6.6 SH66 * 4.97 20        
11.4 reduced height 2.5 35 45 70    
13.5 standard 2.5 35 28 77 100 128
 *) SH - Short height

 

Quartz crystal unit HC52/U


 

HC52/U
Type: HC52/U, RW
Aplication:

TCXO, VCXO
UHF/VHF, GSM, DECT, GPS
automotive ( 4 - 16 MHz )

Crystal cut: AT
Frequency range [MHz]:

4 ~ 39 Fundamental
27 ~ 122 3rd Overtone
70 ~ 175 5th Overtone

Load capacitance [pF]: 6 ~ 30 or Series
Frequency tolerance at 25°C [ppm]: ± 5 ~ ± 50
Operating temperature range [°C]: -40 /+125
Frequency stability over temperature range [ppm]: ± 5 ~ ± 80 See table 1
Equivalent series resistance [Ω]: See table 2
Drive level [μW]: typically 100 (1000 max)
Insulation resistance [MΩ]: 500
Storage temperature range [°C]: -55 /+125
Enclosure: See drawing
Can height max. (H) [mm]: 5.1/6.0/8.0 or 8.8

 

 

Table 1: Frequency stability over temperature range

Temperature range [°C] Frequency stability [ppm]
± 5 ± 10 ± 15 ± 30 ± 80
0 - 70 x x x x x
-10 - 60 x x x x x
-20 - 70 x x x x x
0 - 85   x x x x
-20 - 85   x x x x
-30 - 80     x x x
-40 - 105       x x
-40 - 125         x

Table 2: Equivalent Series Resistance (ESR)

Mode Frequency[MHz] ESR [Ω]
Fundamental 3.5 ~ 4.9 300
  5 ~ 5.9 150
  6 ~ 7.9 100
  7 ~ 10 80
  10 ~ 39 30
3rd Overtone 27 ~ 122 50
5th Overtone 70 ~ 175 80

 

 

Enclosure drawings

THL

SMD CS10

SMD CS11

 

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