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Seam sealed quartz crystal resonator CHANGXING ELECTRONICS 8DSC271G0012L for wireless communication and PDA devices
Seam sealed quartz crystal resonator CHANGXING ELECTRONICS 8DSC271G0012L for wireless communication and PDA devices
Specifications
Normal temperature Frequency Tolerance :
±10ppm
Frequency Stability :
±30ppm
Load Capacitance :
12pF
Operating Temperature :
-40℃~+85℃
Equivalent Series Resistance(ESR) :
-
Frequency :
27.12MHz
Description :
Crystal 27.12MHz ±10ppm 12pF SMD3225-4P
Mfr. Part # :
8DSC271G0012L
Model Number :
8DSC271G0012L
Package :
SMD3225-4P
Description

Product Overview

The Seam3225 is a high-precision Quartz Crystal Resonator designed for demanding applications. It offers excellent frequency stability and is optimized for reducing EMI effects, making it an ideal choice for Bluetooth devices, wireless communication sets, DSCs, PDAs, and mobile phones. This product is RoHS Compliant and Pb Free.

Product Attributes

  • Brand: CHANGXING ELECTRONICS CO.,LTD.
  • Product Series: 8D Series
  • Product Type: Quartz Crystal Resonator
  • Sealing Type: Seam Sealing
  • Compliance: RoHS Compliant / Pb Free
  • Crystal Cutting Type: AT CUT (thickness shear mode)

Technical Specifications

Parameter Model: DLD2 (Low) Model: DLDH2 - DLDH2 Model: DLDF - DLDF Model: Others Units Notes
Nominal Frequency 27.120000 MHz
Frequency Tolerance (at 25 3 ) 10 ppm
Load Capacitance 12 pF
Frequency Tolerance 30 ppm at DC 100V
Operating Temperature Range -40+85
Storage Temperature Range -55+125
Aging (1st Year) 3 ppm
Drive Level 100 uW
Shunt Capacitance (C0) 5 pF Max.
Motional Capacitance (C1) 0.01100W/Step fF
Effective Resistance (Rr) 40 Max. 10 Max.
Pulling Sensitivity (TS) 40 Max. ppm/pF
Spurious Response -3.0 dB
Insulation Resistance 500 Min. M
Over Operating Temp. Range -1000+5000 ppm
Dimensions (L x W x H) 3.400.1 x 2.700.1 x 1.400.1 mm
Reel Quantity 3,000 pcs per reel (WHITE) pcs
Dimension Value Unit
L 3.40 0.1 mm
W 2.70 0.1 mm
H 1.40 0.1 mm
L1 4.00 0.1 mm
W1 4.00 0.11 mm
A 1.55 0.05 mm
B 1.75 0.1 mm
C 8.0 0.2 mm
D 4.00 0.1 mm
E 178 1.0 mm
F 13 0.5 mm
G 11.5 0.2 mm
H 8.0 +1.0 mm

Marking

LOGO, MHz, , ,

Reflow Condition

Pre-heat temperature: 125 (Total test time 12 hours)
Pre-heat time: 60 120 sec.
Test temperature: 260 5
Test time: 10 1 sec.

Packing

(EIA-481-2) Standard Reel Quantity: 3,000 pcs per reel (WHITE)

Reliability Specifications

Mechanical Endurance

  • Vibration: Perpendicular axes, 10 2000 Hz, Amplitude 1.52 mm/20G, Sweep time 20 minute (4 hours each axis)
  • Mechanical Shock: Half sine wave (1000 G), 0.5m sec. duration time (3 times each of three mutually perpendicular axes)
  • Drop Test: 150 cm height, 3 times on concrete floor
  • Solderability: Flux Rosin resin methyl alcohol solvent (1:4), Immersion time 5 1 seconds

Environmental Endurance

  • High Temp & Humidity: 85 3, RH 85%, 500Hrs
  • Low Temp. Storage: -40 3 for 500 12 hours
  • Thermal Shock: Total 100 cycles of temperature cycle (+125 3 for 500 12 hours)
  • Pressure Cooker Storage: 125 3, RH100%, 2 bar, 240Hrs
  • Resistance To Soldering Heat: 260 5
  • High Temp. Storage: 260 5, Immersing depth 0.5 mm minimum
  • Helium Bombing: 4.5 Kgf / cm2 for 2 hr
  • Gross Leak Test: Test Pressure: 2Kg / cm2
  • Fine Leak Test: (Standard Sample For Automatic Gross Leak Detector)

Material Composition Declaration

No. Name of Part Material Name Material Mass(mg) Material mass (%) Constituent name CAS No. Material Analysis(%)
1 Base Ceramics 23.09% Al2O3 1344-28-1 92.40%
SiO2 7631-86-9 4.31%
Cr2o3 1308-38-9 1.50%
MgO 1309-48-4 0.69%
CaO 1305-78-8 1.10%
2 Cover Metallizing 36.95% Fe 7439-89-6 47.71%
Ni 7440-02-0 26.11%
Co 7440-48-4 15.44%
3 Adhesive Polymer 15.01% Ni 7440-02-0 10.74%
Ag 7440-22-4 75.00%
SiO2 14808-60-7 5.00%
Silicone resin 5.00%
Petroleum solvent 5.00%
4 Wafer Quartz 0.45 2.60% SiO2 100.00%
5 Electrode Metal 0.20 1.15% Cr 7440-47-3 5.56%
Ag 7440-22-4 94.44%
6 Solder Metal 20.91% W 7440-33-7 62.50%
Au 7440-57-5 4.61%
Ni 7440-02-0 32.89%
Fe 7439-89-6 40.70%
Ni 7440-02-0 21.80%
Co 7440-48-4 12.80%
Ag 7440-22-4 21.00%
Cu 7440-50-8 3.70%

2504101957_CHANGXING-ELECTRONICS-8DSC271G0012L_C46613766.pdf

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Seam sealed quartz crystal resonator CHANGXING ELECTRONICS 8DSC271G0012L for wireless communication and PDA devices

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Product Detail
Normal temperature Frequency Tolerance :
±10ppm
Frequency Stability :
±30ppm
Load Capacitance :
12pF
Operating Temperature :
-40℃~+85℃
Equivalent Series Resistance(ESR) :
-
Frequency :
27.12MHz
Contact Supplier
Seam sealed quartz crystal resonator CHANGXING ELECTRONICS 8DSC271G0012L for wireless communication and PDA devices

Beijing Silk Road Enterprise Management Services Co., Ltd.

Verified Supplier
1 Years
beijing, beijing
Since 2009
Business Type :
Manufacturer, Distributor/Wholesaler, Agent, Importer
Main Products :
Crystals, Delay Lines, Aluminum - Polymer Capacitors
Employee Number :
>>300
Certification Level :
Verified Supplier
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