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Specifications
Normal temperature Frequency Tolerance:
10ppm~+20ppm
Frequency Stability:
±20ppm
Load Capacitance:
9pF
Operating Temperature:
-20℃~+70℃
Equivalent Series Resistance(ESR):
40Ω
Frequency:
26MHz
Mfr. Part #:
KMD26000091020
Package:
HC-49S-SMD-Mini
Key Attributes
Model Number:
KMD26000091020
Product Description
Product Overview
This document specifies the technical parameters and reliability testing for the M-49USSMD /26.000MHz Quartz Crystal Resonator manufactured by Shenzhen Kaiyuexiang Electronics Co., Ltd. This product is designed for applications requiring precise frequency control.
Product Attributes
- Brand: Kaiyuexiang (KYX)
- Origin: Shenzhen, China
- Product Name: Quartz Crystal Resonator
- Product Model: M-49USSMD /26.000MHz
- Original Manufacturer Model: KMD26000091020
Technical Specifications
| Parameter | Specification |
| Nominal Frequency | 26.000 MHz |
| Mode of Oscillation | AT Cut |
| Frequency Tolerance | +10~+20 PPM |
| Temperature Tolerance | 20 PPM |
| Operating Temperature Range | -20+70 |
| Storage Temperature | -40+85 |
| Equivalent Resistance | 40 |
| Load Capacitance | 9 pF |
| Drive Level | 100W |
| Shunt Capacitance | 3.0 pF |
| Insulation Resistance | 500M at DC 100V15V |
| Aging | 3ppm/year |
| Hold Type | SMD |
| Marking | Nominal Frequency KYX XX |
Reliability Testing
| Category | Item | Conditions | Criteria |
| Electrical Performance | Low Temperature Resistance | -405 for 500 hours, then 1 hour at room temperature | Frequency Change: 5ppm, Resistance Change: 20% |
| High Temperature Resistance | +1005 for 500 hours, then 1 hour at room temperature | Frequency Change: 5ppm, Resistance Change: 20% | |
| Humidity Test | 602 and 90-98% RH for 500 hours, then 1 hour at room temperature | Frequency Change: 5ppm, Resistance Change: 20% | |
| Temperature Cycling | -402 (30 min) to +852 (30 min), 100 cycles, then 2 hours at room temperature | Frequency Change: 5ppm, Resistance Change: 20% | |
| Salt Mist Test | 352 salt water (5% concentration) for 48 hours | Product appearance qualified | |
| Mechanical Performance | Drop Test | 75cm5cm height onto wood board (3 times), then 1 hour rest | Leads not broken, meets (IV) requirements |
| Vibration Test | 10-55Hz, 1.5mm amplitude, along X, Y, Z axes for 2 hours | Leads not broken, meets (IV) requirements | |
| Terminal Bending Strength Test | Body fixed, twist 45 degrees, then slowly restore | Leads not broken, meets (IV) requirements | |
| Terminal Strength | On PCB, 0.5mm/s speed, 2mm bend, 5 seconds pressure | Leads not broken, meets (IV) requirements | |
| Soldering Performance | Solderability Test | Apply flux (7-10%), dip in 2305 solder for 3 seconds | Over 90% tin coverage |
| Solder Heat Resistance | On 2655 solder bath, 2.00.2mm from surface, 3 minutes (2 times) OR on 35010 solder bath, 2.00.2mm from surface, 30.5 seconds (2 times), then 2 hours at room temperature | Frequency Change: 5ppm, Resistance Change: 20% | |
| Sealing Performance | Sealing Test | Immerse in 855 water for 5 minutes (water level covers crystal by ~20cm) | No bubbles on crystal surface or emerging from water |
Packaging
1 reel (3000 PCS) per box. 10 boxes (30000 PCS) per outer carton. Label information includes nominal frequency and manufacturer code.
2310121803_KYX-KMD26000091020_C18213400.pdf
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