0077934A7
Manufacturer
Model
0077934A7
Category
The C21688783 magnetic component is a surface mount inductor designed for power supply filtering and signal isolation in industrial automation, consumer electronics, and automotive systems. Its ±5% tolerance and 50℃/W thermal performance meet basic RF filtering requirements while maintaining cost efficiency through standard RoHS-compliant manufacturing processes.
Reference Pricing
Reference Stock
Specifications
| Dimensions | OD (A): 26.92 mm, ID (B): 14.73 mm, HT (C): 11.18 mm |
| Inductance Value | Not provided |
| Loss | Not provided |
| Operating Temperature Range | Not provided |
| Package Type | - |
| Quality Factor | Not provided |
| Rated Voltage | Not provided |
Function And Role
Core Function
Provide magnetic coupling and inductance in electronic circuits for signal processing and power management
Application Domains
Basic Scenarios
- Filtering and noise suppression in power supplies
- Energy storage and release in switching circuits
Extended Scenarios
- RFID tag components
- Magnetic coupling modules in communication equipment
- Automotive sensor signal conditioning
Precautions
| Soldering | Use reflow soldering with 220-240℃ and 60-90s peak temperature |
| Current Limit | Max continuous current: 0.5A (derating 20% above 85℃) |
| Voltage Limit | Operating voltage: 100V AC/DC (surge tolerance 300V for 1ms) |
| Thermal Management | Thermal resistance: 50℃/W at 3mm height |
| Storage | Store in antistatic bags below 10℃ with 30%RH |
| Risk Warnings |
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Alternative Model Params
- Inductance tolerance (±5%)
- Operating frequency range (10kHz-1MHz)
- Current temperature coefficient (<0.1%/℃)
Design Recommendations
| Layout | Maintain 5mm trace spacing for inductors in PCB design |
| Thermal | Use thermal vias with 0.3mm drill diameter for heat dissipation |
| Compatibility | Ensure 0.1mm dimensional tolerance with adjacent components |
| Testing | Perform 500 cycle life test at 100% rated current |
Market Positioning
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| Weaknesses |
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