Vishay Dale IHLP2020BZER1R0M11: The Ultimate Power Inductor for Demanding Applications

In the realm of power electronics, the Vishay Dale IHLP2020BZER1R0M11 stands out as a premium surface-mount inductor that delivers exceptional performance in compact designs. This comprehensive guide explores why engineers worldwide trust this component for critical applications requiring high current handling, minimal power loss, and reliable EMI suppression.

Technical Specifications Deep Dive

Core Electrical Parameters

• Precision Inductance: 1 H 20% at 100kHz test frequency
• Current Capability: 7.5A continuous current rating with 7A saturation current
• Ultra-Low Resistance: Just 18.1m maximum DC resistance (DCR)
• Frequency Performance: 66MHz self-resonant frequency (SRF)
• Thermal Range: Operates from -55 C to +125 C

Mechanical Advantages

• Compact Dimensions: 5.49mm 5.18mm footprint (0.216" 0.204")
• Low Profile: Only 2.00mm (0.079") height
• Robust Construction: Molded body with shielded design

Why Engineers Choose IHLP2020BZER1R0M11

1. Unmatched Power Density

The IHLP2020BZER1R0M11 delivers industry-leading current handling in a miniature 2020 case size. Its 7.5A rating makes it ideal for:

• High-current DC-DC buck/boost converters
• VRM (Voltage Regulator Module) applications
• Power supply input/output filtering

2. Efficiency Optimization

With DC resistance as low as 18.1m , this inductor minimizes I R losses, significantly improving system efficiency. Comparative tests show:

• Up to 3% higher efficiency than standard inductors
• Reduced thermal management requirements
• Longer operational lifespan

3. Advanced EMI Control

The shielded construction provides:

• 30-40dB better EMI suppression vs. unshielded alternatives
• Reduced crosstalk in dense PCB layouts
• Compliance with stringent EMC standards

Real-World Applications

Automotive Electronics

Meets AEC-Q200 requirements for:

• ADAS power systems
• Infotainment power management
• LED lighting drivers

Industrial Power Systems

• PLC I/O modules
• Motor drive circuits
• Industrial automation power supplies

Consumer Electronics

• Smartphone fast charging circuits
• Gaming console power delivery
• IoT device power management

Design Considerations

Thermal Management

While the inductor features excellent thermal characteristics, we recommend:

• Using thermal vias for high-current applications
• Maintaining 0.5mm clearance from heat-sensitive components
• Monitoring temperature in continuous 7.5A operation

PCB Layout Guidelines

• Place input capacitors within 3mm of the inductor
• Use solid ground planes for optimal shielding
• Keep high-frequency traces away from the inductor body

Comparative Analysis

Parameter	IHLP2020BZER1R0M11	Standard 1 H Inductor
Current Rating	7.5A	5.0A
DCR	18.1m	35m
Size	5.49 5.18mm	6.0 6.0mm
SRF	66MHz	45MHz

Purchasing Information

The IHLP2020BZER1R0M11 is available through authorized Vishay distributors with:

• Standard tape and reel packaging (3000 pieces/reel)
• Sample quantities available
• Lead times typically under 4 weeks

Conclusion

The Vishay Dale IHLP2020BZER1R0M11 represents the pinnacle of SMD inductor technology, combining unprecedented current density, ultra-low losses, and effective EMI shielding in a compact 2020 package. Whether you're designing advanced power supplies, automotive systems, or high-efficiency converters, this inductor delivers the performance and reliability demanded by today's cutting-edge electronics.

For design support or volume pricing inquiries, contact our technical sales team today. Let our component experts help you optimize your power design with the industry's leading surface-mount inductor technology.