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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:
5.475MHz
Mfr. Part #:
KUS547502020
Package:
HC-49S
Key Attributes
Model Number:
KUS547502020
Product Description
Product Overview
This specification document outlines the details for the Kaiyuexiang Quartz Crystal Resonator, model 49US/5.4750MHZ. It is designed for applications requiring precise frequency control, featuring a load capacitance of 20PF and a frequency tolerance of 20ppm.
Product Attributes
- Brand: Kaiyuexiang
- Origin: Shenzhen, China
- Product Name: Quartz Crystal Resonator
- Original Model: KUS547502020
Technical Specifications
| Parameter | Value | Unit | Notes |
| Product Name | Quartz Crystal Resonator | ||
| Product Model | 49US/5.4750MHZ | ||
| Product Parameters | 20PF/20ppm | Load Capacitance / Frequency Tolerance | |
| Holder Type | 49US | ||
| Mode of Vibration | AT CUT | Fundamental | |
| Oscillation Mode | S&A | ||
| Test Facilities | KH-1240 | ||
| Storage Temperature | -40 to +85 | ||
| Driver Level | 100 | W | |
| Normal Frequency | 5.4750 | MHz | |
| Frequency Tolerance (252) | 20 | ppm | |
| Temperature Stability | 20 | ppm | |
| Operating Temperature Range | -20 to +70 | ||
| Load Capacitance | 20 | PF | |
| Motional Capacitance | 5 | PF MAX | |
| Shunt Capacitance | |||
| Effective Series Resistance | 250 | MAX | |
| Insulation Resistance | 500 | M OHMS MIN | AT DC 100V |
| Solderability | 95% Coverage by using 90/10 Sold at 245 for 5 Sec. Dipping after immersion in ALPHA 611 Flux for 5 Sec. | ||
| Mechanical Endurance - Shock | Electrical characteristics shall be satisfied after dropping three times from the height of 50 cm onto Hard wooden board. | ||
| Mechanical Endurance - Vibration | Frequency: 1055Hz, Period: 12min, Amplitude: 1.5mm P-P, Direction: X.Y.Z, Time: 2 hours/each direction | ||
| Mechanical Endurance - Strength of Terminals/Lead-wires - Pulling | 900g of tension weight shall be supplied gradually to axial direction of terminals/lead-wires for 30 sec. No visual damages after test. | ||
| Mechanical Endurance - Strength of Terminals/Lead-wires - Bending | 90degree bending with 225gs tension weight. No visual damages after test. | ||
| Mechanical Endurance - Sealing Tightness | No observation of gas bubble after specimen put in hot water at +90+95 for 5 min. | ||
| Mechanical Endurance - Soldering Dip | Terminals/lead-wires dipped into solder melted tank at +2305 for 3sec. Dipping depth 2mm from the bottom of specimens body. Soldering portion over 90% coverage. | ||
| Mechanical Endurance - Solder Heating | Terminals/lead-wires dipped into solder melted tank at +35010 for 3-4 sec. Electrical characteristics shall be satisfied. | ||
| Environmental Endurance - Humidity | Electrical characteristics shall be satisfied after letting it alone at 602 in humidity of 9095% for 250 hours. | ||
| Environmental Endurance - Storage in Low Temperature | Electrical characteristics shall be satisfied after letting it alone at -302 for 250 hours. | ||
| Environmental Endurance - Storage in High Temperature | Electrical characteristics shall be satisfied after letting it alone at +852 for 250 hours. | ||
| Environmental Endurance - Temperature Cycle | Electrical characteristics shall be satisfied after supplying the following temperature cycle (3 cycles). Temperature shift 1/min. |
2409272230_KYX-KUS547502020_C18213319.pdf
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