0077312A7
Manufacturer
Model
0077312A7
Category
The C21267201 transformer/inductor provides reliable electromagnetic signal management for power conditioning and control circuits, particularly suitable for industrial automation and IoT devices requiring RoHS-compliant solutions. Its compact design supports high-volume assembly but requires careful thermal management and adherence to strict soldering protocols to maintain performance in extended operating conditions.
Reference Pricing
Reference Stock
Specifications
| Dimensions | OD (A): 22.86 mm, ID (B): 13.97 mm, HT (C): 7.62 mm |
| Inductance Value | 19 ± 8% nH |
| Loss | 900 mW/cm3 |
| Operating Temperature Range | Coating Temp (Continuous up to): 200°C |
| Package Type | - |
| Quality Factor | N/A |
| Rated Voltage | N/A |
Function And Role
Core Function
Electromagnetic signal handling and magnetic field management
Key Characteristics
- RoHS compliance
- industrial-grade reliability
- simplified assembly design
Application Domains
Basic Scenarios
- power supply filtering
- RF circuit matching
- industrial motor control
Extended Scenarios
- renewable energy harvesters
- IoT sensor node power conditioning
- automotive battery management systems
Precautions
| Soldering | Maintain 300-350°C soldering temperature with 3-5 seconds contact time |
| Current Limit | Max continuous current 2.5A (peak 5A for 10s intervals) |
| Voltage Limit | Operating voltage range: 12-48V DC |
| Thermal Management | Critical junction temperature <85°C requires thermal vias |
| Storage | Store in anti-static packaging below 10°C ambient temperature |
| Risk Warnings |
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Alternative Model Params
- inductance variation ±5%
- resistance tolerance 10%
- frequency response <1MHz
Design Recommendations
| Layout | Maintain 5mm minimum trace separation for magnetic coupling reduction |
| Thermal | Use 0.3mm-thick copper pour for heat sinking |
| Compatibility | Validate with 3.3-5V logic families |
| Testing | Perform 500-hour burn-in test at 85°C/85% RH |
Market Positioning
| Strengths |
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| Weaknesses |
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