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PDF AB26T Data sheet ( Hoja de datos )
| Número de pieza | AB26T | |
| Descripción | 32.768kHz CYLINDRICAL TYPE TUNING FORK CRYSTALS | |
| Fabricantes | Abracon Corporation | |
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LOW FREQUENCY, 32.768kHz CYLINDRICAL TYPE
TUNING FORK CRYSTALS
AB38T and AB26T
FEATURES:
• Watch frequency. • Frequency range from 30kHz to 200kHz.
APPLICATIONS:
• Real time clock. • Measuring instruments.
• Clock source for communication or A / V equipment.
8.3 x 03.2 mm or 6.2 x 02.1 mm
• Excellent heat resistance.
STANDARD SPECIFICATIONS
PSATRAAMNEDTEARRSD SPECIFICAABT38ITONS AB26T
Frequency Range
Operating Temperature
32.768kHz
32.768kHz
30kHz to 200kHz
-10°C to +60°C (See Options)
Storage Temperature
-40°C to +85°C
Turnover Temperature
Frequency Tolerance @ 25°C
25°C to ±5°C
±20ppm max. ±20ppm max.(32.768kHz)
& ±30ppm max.(others)
Frequency Stability over Temp
-0.034 ±0.006ppm / (25-T)2 **
Equivalent Series Resistance (ESR)
30kW max.
35kW max.(32.768kHz)
35kW ~ 50KW (others)
Shunt Capacitance C0
Load Capacitance CL (See Note )
Motion Capacitance C1
Drive Level
1.6pF typical
0.8 to 1.7pF typical
12.5pF typical (See Options)
0.0035pF typ.
0.001 ~ 0.004pF typ.
1µW max.
Quality Factor Q
90,000 typical
70,000 typical
Capacitance Ratio C0 / C1
Insulation Resistance
Aging @ 25oC First year
460 typical
425 - 800 typical
500 MW min. at 100 Vdc ±15 V
±3ppm max.
±3ppm (32.768kHz)
±5ppm (others)
Note : Custom CL upon request at 6 pF. Check with us for other CL value.
** Example: Stability at -20°C is: -0.035 x [25-(-20)] 2 = -71ppm.
Environmental, and mechanical specifications, see appendix C. Group 3.
Marking, see appendix G.
Recommended handling, see appendix F.
Application notes, see appendix A.
AB38T
Dimensions: Inches (mm)
AB26T
TYPICAL FREQUENCY
-VS-
TEMPERATURE CURVE
ORDERING OPTIONS
-10° 25°
60°
ABXXT - Frequency - CL - Temperature - Tolerance
0° TEMP
38 or 26
Load cap. in pF
or
XX.XXXX kHz -S for Series
-E for 0°C to + 70°C
-B for -20°C to + 70°C
-C for -30°C to + 70°C
-N for -30°C to + 85°C
-D for -40°C to + 85°C
-1
-7
for
for
±
±
1105ppppmm*
-50°
* Please call for availability.
NOTE: Left blank if standard • All specifications and markings subject to change without notice
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
29 Journey • Aliso Viejo, CA 92656 • USA
(949) 448-7070 • FAX: (949) 448-8484
E-MAIL: abinfo@ abracon.com • INTERNET ADDRESS: www.abracon.com
ABRACON
®
C O R P O R AT I O N
33
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| PDF Descargar | [ Datasheet AB26T.PDF ] | |
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