AB145 datasheet(1/1 Pages) ABRACON

Part #	AB145

Description	MINIATURE CYLINDER HIGH FREQUENCY CRYSTAL

PDF	1 Pages

Scroll/Zoom	100%

Manufacturer	ABRACON [Abracon Corporation]

Direct Link	https://abracon.com

Logo

1 / 1 page

Dimensions: inch (mm)

Nominal Frequency

Operating Temperature

Storage Temperature

Frequency Tolerance

Frequency Stability

Equivalent Series Resistance

Load Capacitance CL

Shunt Capacitance

Drive Level

Aging at 25°C/year

Insulation Resistance

ABRACON IS

ISO 9001 / QS 9000

CERTIFIED

ABRACON IS

ISO 9001 / QS 9000

CERTIFIED

30332 Esperanza, Rancho Santa Margarita, California 92688

tel 949-546-8000 | fax 949-546-8001 | www.abracon.com

|||||||||||||||

AB145

MINIATURE CYLINDER HIGH FREQUENCY CRYSTAL

STANDARD SPECIFICATIONS:

OUTLINE DRAWING:

TABLE 1:

OPTIONS AND PART IDENTIFICATION (Left blank if standard):

5.1 x 1.5mm

30.000 to 70.000 (3 OT)

100

Frequency Range (MHz)

40

16.000 to 19.999 (Fund)

Max ESR (

Ω)

30

20.000 to 29.999 (Fund)

AB145 - Frequency - CL - ESR - Tolerance - Stability - Packaging

Freq Tolerance options:

1 for ± 10 ppm max.

7 for ± 15 ppm max.

2 for ± 20 ppm max.

3 for ± 25 ppm max.

5 for ± 50 ppm max.

CL options:

Load cap. in pF (minimum 10 pF)

S for Series Resonance

ESR options:

RXXX (value in ohms max.)

Packaging option:

T for Tape and Reel

Freq Stability options:

U for ± 10 ppm max.

G for ± 15 ppm max.

X for ± 20 ppm max.

W for ± 25 ppm max.

H for ± 35 ppm max.

Z for ± 50 ppm max.

ENVIRONMENTAL AND MECHANICAL SPECIFICATIONS:

• Shock: Drop test of 3 times on a hard board from 75cm. ±5ppm max. R within spec.

• Vibration: Frequency with an amplitude of 1.5mm or accelearation 10g sweeping between 10Hz to

55Hz within 1 minute for 2 hours minimum on each axis. (X, Y, Z). ±5ppm max. R within spec.

• Terminal strength: Apply 0.5kg load to each terminal and sustain it for 30±5seconds.

No visible damage

• Solderability: Dip terminals in RMA flux for 5±0.5sec at room temp. then solder dip at 230°C ± 5°C

for 5±0.5sec. 90% coverage with fresh solder.

• Leak test: Take measurments with Helium leak detector. 1*10-2

µPa*m3/S

• Thermal Shock: Subject to 5 temperature cycles from -40°C for 30min to 100°C for 30min each cycle.

Variation between pre-test and post-test frequencies shall remain between ±5ppm. R within spec.

*RoHS COMPLIANT

APPLICATIONS:

• Communications equipment

• Measuring instruments

• Audio and video equipment

FEATURES:

• Miniature high frequency crystals

• Excellent frequency vs. temperature stability

• Industrial temperature range available

• Hand held devices

• Portable electronics

• Microprocessor clocks

PARAMETERS

16.000MHz - 70.000MHz

-10°C to + 60°C

-40°C to +85°C

± 30 ppm max. at +25°C (see option)

± 30 ppm max. (see option)

See Table 1

16pF (see option)

7pF

500

µW max., 100µW correlation

± 5ppm max.

500 M

Ω min. at 100 Vdc ± 15V

rd

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