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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-
Load Capacitance:
9pF
Frequency:
37.4MHz
Mfr. Part #:
7B037400H01
Package:
SMD3225-4P
Key Attributes
Model Number:
7B037400H01
Product Description
Product Overview
This specification applies to the RoHS compliant quartz crystal unit with a frequency of 37.4MHz, designed for crystal oscillator applications. The SMD3225-4 crystal resonator is a surface-mount device with 4 pads.
Product Attributes
- Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Origin: China (implied by company name and location)
- Certifications: RoHS compliant
Technical Specifications
| Item | Value | Unit | Notes |
| Nominal Frequency | 37.4 | MHz | |
| Load Capacitance | 9 | pF | |
| Frequency Tolerance | 10 | ppm | |
| Frequency Temperature Stability | 20 | ppm | |
| Resonance Resistance | 25 | Ohms Max | |
| Oscillation Mode | Fundamental mode | ||
| Shunt Capacitance | 2 | pF Max | |
| Drive Level | 100 | W Max | |
| Operating Temperature Range | -20 to +70 | C | |
| Storage Temperature Range | -55 to +125 | C | |
| Insulation Resistance | 500 | M ohms | |
| Aging | 3 | ppm/Year Max | |
| Type of Quartz Resonator | SMD3225-4pads |
Reliability Specification
| Item | Condition | Standard |
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. | Frequency change:5ppm Rr as specification |
| Mechanical shock | Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times | Frequency change:5ppm Rr as specification |
| Shake characteristics | Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Humidity characteristics | +402 & 90%~95% R.H. 250 hours | Frequency change:5ppm Rr as specification |
| Low temperature characteristics | -402, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Temperature cycling | -303/303 min~+852/303min, 5 cycles | Frequency change:5ppm Rr as specification |
| Refluence examination | Frequency change:5ppm Rr as specification |
2411121141_HD-7B037400H01_C655029.pdf
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