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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
20pF
Equivalent Series Resistance(ESR):
40Ω
Frequency:
25MHz
Mfr. Part #:
KSD250002020
Package:
HC-49S-SMD
Key Attributes
Model Number:
KSD250002020
Product Description
Product Overview
This document specifies the Quartz Crystal Resonator, model HC-49USSMD/25.000 MHZ, manufactured by Shenzhen Kaiyuexiang Electronics Co., Ltd. It is designed for applications requiring precise frequency control.
Product Attributes
- Brand: (Kaiyuexiang)
- Origin: Shenzhen, China
- Manufacturer: (Shenzhen Kaiyuexiang Electronics Co., Ltd.)
Technical Specifications
| Item | Parameter | Value |
|---|---|---|
| General | Holder Type | HC-49USSMD |
| Mode of Vibration | FUND | |
| Oscillation Mode | S&A | |
| Storage Temperature | -40 TO +85 | |
| Electrical Parameter | Normal Frequency | 25.000 MHz |
| Frequency Tolerance (252) | 20ppm | |
| Temperature Stability | 20ppm | |
| Operating Temperature Range | -20 TO +70 | |
| Load Capacitance | 20 PF | |
| Motional Capacitance | 5PF MAX | |
| Shunt Capacitance | 40MAX | |
| Mechanical Parameter | Solderability | 95% COVERAGE BY USING 90/10 SOLD AT 245FOR 5 SEC. DIPING AFTER IMMERSION IN ALPHA 611 FLUX FOR 5 SEC. |
| Mechanical Endurance | Shock | Electrical characteristics shall be satisfied after dropping three time from the height of 50 cm onto Hard wooden board. |
| Vibration | Frequency: 1055Hz, Period: 12min, Full Amplitude: 1.5mm P-P, Direction: X.Y.Z, Time: 2hours/each direction | |
| Strength of Terminals/Lead-Wires (Pulling) | 900g tension weight for 30 sec, no visual damages. | |
| Strength of Terminals/Lead-Wires (Bending) | 90 degree bending with 225g tension weight, no visual damages. | |
| Sealing Tightness | No gas bubble after specimen put in hot water at +90+95 for 5 min. | |
| Environmental Endurance | Humidity | Electrical characteristics shall be satisfied after 250 hours at 602 in 9095% humidity. |
| Storage in Low Temperature | Electrical characteristics shall be satisfied after 250 hours at -302. | |
| Storage in High Temperature | Electrical characteristics shall be satisfied after 250 hours at +852. | |
| Temperature Cycle | Electrical characteristics shall be satisfied after 3 cycles with temperature shift of 1/min. |
2409272302_KYX-KSD250002020_C18213256.pdf
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