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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
20pF
Equivalent Series Resistance(ESR):
250Ω
Frequency:
4MHz
Mfr. Part #:
KUS040002020
Package:
HC-49S
Key Attributes
Model Number:
KUS040002020
Product Description
Product Overview
The KAIYEXIANG Quartz Crystal Resonator, model 49US/4.000MHZ, is a high-precision electronic component designed for stable oscillation. It offers reliable performance across a wide temperature range and is built to withstand mechanical stress and environmental conditions.
Product Attributes
- Brand: KAIYEXIANG
- Origin: Shenzhen, China
- Product Type: Quartz Crystal Resonator
- Model: 49US/4.000MHZ
- Original Manufacturer Model: KUS040002020
Technical Specifications
| Section | Parameter | Specification |
| 1. GENERAL | HOLDER TYPE | 49US |
| MODE VIBRATION | AT CUT | |
| OSCILLATION MODE | FUND S&A | |
| TEST FACILITIES | KH-1240 | |
| STORAGE TEMPERATURE | -40 TO +85 | |
| DRIVER LEVEL | 100W | |
| 2. ELECTRICAL PARAMETER | NORMAL FREQUENCY | 4.000MHz |
| FREQUENCY TOLERANCE (252) | 20ppm | |
| TEMPERATURE STABILITY | 20ppm | |
| OPERATING TEMPERATURE RANGE | -20 TO +70 | |
| LOAD CAPACITANCE | 20PF | |
| MOTIONAL CAPACITANCE | 7PF MAX | |
| SHUNT CAPACITANCE | - | |
| EFFECTIVE SERIES RESISTANCE | 120MAX | |
| INSULATION RESISTANCE | 500M OHMS MIN AT DC 100V | |
| 3. MECHANICAL PARAMETER | SOLDERABILITY | 95% COVERAGE BY USING 90/10 SOLD AT 245 FOR 5 SEC. DIPING AFTER IMMERSION IN ALPHA 611 FLUX FOR 5 SEC. |
| SHOCK RESISTANCE | Electrical characteristics shall be satisfied after dropping three times from the height of 50 cm onto Hard wooden board. | |
| VIBRATION RESISTANCE | Frequency: 1055Hz, Amplitude: 1.5mm P-P, Duration: 2 hours/each direction (X.Y.Z) | |
| STRENGTH OF TERMINALS/LEAD-WIRES (PULLING) | 900g tension weight for 30 sec. No visual damages. | |
| Mechanical Endurance | BENDING | 225g tension weight, 90-degree bending. No visual damages. |
| SEALING TIGHTNESS | No gas bubble after specimen put in hot water at +90+95 for 5 min. | |
| SOLDERING DIP | Dipped into solder at +2305 for 3sec. Over 90% coverage on terminals. | |
| SOLDER HEATING | Dipped into solder at +35010 for 3 sec. Electrical characteristics shall be satisfied. | |
| Environmental Endurance (Humidity) | Electrical characteristics shall be satisfied after 250 hours at 602, 90-95% humidity. | |
| Environmental Endurance (Low Temp Storage) | Electrical characteristics shall be satisfied after 250 hours at -302. | |
| Environmental Endurance (High Temp Storage) | Electrical characteristics shall be satisfied after 250 hours at +852. | |
| Environmental Endurance (Temperature Cycle) | Electrical characteristics shall be satisfied after 3 cycles with 1/min temperature shift. |
2410121243_KYX-KUS040002020_C368779.pdf
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