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Specifications
Normal temperature Frequency Tolerance:
±20ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
15pF
Equivalent Series Resistance(ESR):
40Ω
Frequency:
25MHz
Mfr. Part #:
KSD250001520
Package:
HC-49S-SMD
Key Attributes
Model Number:
KSD250001520
Product Description
Product Overview
This document specifies the characteristics and parameters for the HC-49USSMD/25.000 MHZ Quartz Crystal Resonator manufactured by Shenzhen Kaiyuexiang Electronics Co., Ltd. It is designed for applications requiring precise frequency control.
Product Attributes
- Brand: Kaiyuexiang
- Origin: Shenzhen, China
- Product Name: Quartz Crystal Resonator
- Product Model: HC-49USSMD/25.000 MHZ
- Original Manufacturer Model: KSD250001520
Technical Specifications
| Parameter | Value | Unit | Notes |
| Normal Frequency | 25.000 | MHz | |
| Frequency Tolerance (252) | 20 | ppm | |
| Temperature Stability | 20 | ppm | |
| Operating Temperature Range | -20 to +70 | ||
| Load Capacitance | 15 | PF | |
| Motional Capacitance | 5 | PF | MAX |
| Shunt Capacitance | |||
| Effective Series Resistance | 40 | MAX | |
| Insulation Resistance | 500 | M OHMS | MIN AT DC 100V |
| Holder Type | HC-49USSMD | ||
| Mode of Vibration | AT CUT | FUND | |
| Oscillation Mode | S&A | KH-1240 | |
| Storage Temperature | -40 to +85 | ||
| Driver Level | 100 | W | |
| Solderability | 95% Coverage by using 90/10 sold at 245 for 5 sec. Dipping after immersion in ALPHA 611 flux for 5 sec. | ||
| Shock Test | Electrical characteristics shall be satisfied after dropping three times from the height of 50 cm onto Hard wooden board. | ||
| Vibration Test | Frequency: 1055Hz, Period: 12min, Full Amplitude: 1.5mm P-P, Direction: X.Y.Z, Time: 2 hours/each direction | ||
| Strength of Terminals/Lead-Wires (Pulling) | 900g tension weight for 30 sec. | No visual damages after test. | |
| Strength of Terminals/Lead-Wires (Bending) | 90 degree bending with 225g tension weight, then straighten. Repeat to opposite direction. | No visual damages after test. | |
| Sealing Tightness | No gas bubble after specimen put in hot water at +90+95 for 5 min. | ||
| Soldering Dip | Dipped into solder melted tank at +2305 for 3 sec. Dipping depth 2mm from bottom of specimens body. Soldering portion over 90% of terminals/lead-wires dipped. | (After applying ROSIN flux) | |
| Solder Heating | Dipped into solder melted tank at +35010 for 3-4 sec. Dipping depth 2mm from edge of terminals/lead-wires. | Electrical characteristics shall be satisfied. | |
| Humidity Test | Electrical characteristics shall be satisfied after letting it alone at 602 in humidity of 9095% for 250 hours. | ||
| Storage in Low Temperature | Electrical characteristics shall be satisfied after letting it alone at -302 for 250 hours. | ||
| Storage in High Temperature | Electrical characteristics shall be satisfied after letting it alone at +852 for 250 hours. | ||
| Temperature Cycle | Electrical characteristics shall be satisfied after supplying the following temperature cycle (3 cycles). Temperature shift from low to high, high to low shall be done in 1/min. | (Refer to Fig-2) |
2409272302_KYX-KSD250001520_C18213257.pdf
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