The IHLP4040DZEMR19M07 is a high-current inductor from Vishay, belonging to their IHLP (Integrated High Power) series. These inductors are designed for use in demanding power supply applications, offering high efficiency, low DCR (DC resistance), and excellent current handling capabilities in a compact 4040 size (4.0mm x 4.0mm footprint).

Applications:

• Voltage Regulator Modules (VRM)
• DC-DC converters
• High-current power supplies
• Battery-powered devices
• Notebook computers
• Servers
• Graphics cards

Features:

• High current saturation
• Low DCR for high efficiency
• Shielded construction for low EMI (Electromagnetic Interference)
• Operating temperature: -55°C to +125°C
• Compliant to RoHS Directive 2011/65/EU
• Inductance: 0.19 µH
• Tolerance: ±20%
• Rated Current: 27 A
• Saturation Current: 50 A

Benefits:

• Improved power supply efficiency reduces heat generation and extends battery life.
• Low EMI minimizes interference with surrounding circuitry.
• High current handling capabilities allow for use in demanding applications.
• Compact size saves board space.
• Reliable performance in harsh environments due to wide operating temperature range.

Additional Details:

The IHLP4040DZEMR19M07 inductor is constructed with a composite construction, which contributes to its high performance and durability. The shielding minimizes electromagnetic interference, making it suitable for use in sensitive applications. The low DCR reduces power losses, resulting in improved efficiency. The high saturation current ensures that the inductor can handle large current spikes without significant inductance drop. This inductor is commonly used in power supplies for notebook computers, servers, and graphics cards, where high efficiency and compact size are critical requirements. The flat wire construction optimizes the inductor's performance and reduces core losses, leading to higher overall efficiency.