0121M4-37.400F18DTNJL
Model
0121M4-37.400F18DTNJL
Category
The HCI 0121M4-37.400F18DTNJL is a 37.4MHz SMD crystal optimized for precision timing in consumer and industrial electronics. Its ±10ppm/±30ppm tolerance and -40°C to +85°C operation make it suitable for communication devices and IoT systems, with careful soldering and thermal management required during assembly.
Reference Pricing
Reference Stock
Specifications
| Frequency Accuracy | ±10pm / ±20ppm / ±30ppm |
| Load Capacitance | 6 ~ 32pF |
| Load Resistance | 125Ω / 100Ω / 80Ω / U09 |
| Operating Temperature Range | -20 to +70°C |
| Package Type | SMD2016-4P |
| Quality Factor | ±15ppm |
| Resonant Frequency | 20.000 ～ 60.000MHz |
| Temperature Coefficient | ±15ppm |
Function And Role
Core Function
Generate precise clock signals for timing applications
Key Characteristics
- 37.4MHz frequency
- 18pF load capacitance
- ±10ppm frequency tolerance at room temperature
- ±30ppm frequency stability
- Operating temperature range: -40°C to +85°C
- SMD2016-4P package
Application Domains
Basic Scenarios
- Wireless communication devices
- Consumer electronics
- Industrial control systems
Extended Scenarios
- Medical devices
- IoT communication modules
- Automotive electronic systems
Precautions
| Soldering | Use reflow soldering with 250-280°C peak temperature and 20-30s peak time to avoid package damage |
| Current Limit | Not specified |
| Voltage Limit | Not specified |
| Thermal Management | Ensure proper heat dissipation through PCB layout and avoid placement near high-power components |
| Storage | Store in dry, cool environments below 30°C with anti-static packaging |
| Risk Warnings |
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Alternative Model Params
- Frequency tolerance (ppm)
- Load capacitance (pF)
- Operating temperature range (°C)
- Package type (SMD2016-4P)
- Frequency stability (ppm)
Design Recommendations
| Layout | Maintain 5mm trace length between crystal pins and ground plane |
| Thermal | Use 0.5mm thick copper for ground planes |
| Compatibility | Verify SMD2016-4P package compatibility with existing assembly lines |
| Testing | Perform frequency stability testing at extreme temperature boundaries |
Market Positioning
| Strengths |
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| Weaknesses |
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