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Product Detailed Parameters
- Description：FIXED IND 33UH 1.2A 130 MOHM SMD
- Series：HM79
- Mfr：TT Electronics/BI Magnetics
- Package：Cut Tape (CT)
- Type：Wirewound
- Material - Core：-
- Inductance：33 µH
- Tolerance：±20%
- Current Rating (Amps)：1.2 A
- Current - Saturation (Isat)：-
- Shielding：Unshielded
- DC Resistance (DCR)：130mOhm Max
- Q @ Freq：-
- Frequency - Self Resonant：-
- Ratings：-
- Operating Temperature：-40°C ~ 125°C
- Inductance Frequency - Test：1 kHz
- Mounting Type：Surface Mount
- Package / Case：Nonstandard
- Supplier Device Package：-
- Size / Dimension：0.307" L x 0.276" W (7.80mm x 7.00mm)
- Height - Seated (Max)：0.197" (5.00mm)
- Features：-
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Overview
The HM79-40330LFTR13 is a surface-mount power inductor from the HM79 series manufactured by TT Electronics/BI Magnetics. It features a shielded drum core design with an inductance of 33 µH and a tolerance of ±20%. The component supports PCB mounting and operates within a temperature range of -40°C to +125°C, with an operating frequency up to 3MHz. It is RoHS compliant and utilizes SMD/SMT termination styles for integration into electronic circuits.
Feature Summary
- Shielded drum core construction minimizes electromagnetic interference
- Surface-mount technology enables automated PCB assembly
- Wide operating temperature range ensures reliability in harsh environments
Applications
- Power supply filtering
- DC-DC converter circuits
- General purpose power electronics
Procurement Notes
Verify the specific manufacturer part number against official TT Electronics documentation to confirm availability and exact electrical characteristics. Check for any recent lifecycle changes or obsolescence notices directly from the supplier. Ensure that the ordering suffix matches the required packaging format for production needs.
Selection Notes
Select this component based on its 33 µH inductance value and shielded architecture suitable for noise-sensitive power applications. Consider the physical dimensions and thermal performance relative to the circuit's current requirements. Confirm compatibility with standard surface-mount reflow processes and verify compliance with relevant environmental regulations.
Part Context
This component belongs to the HM79 series of fixed surface-mount inductors designed for medium-power applications. The series offers cost-effective solutions with shielded designs to reduce magnetic interference. These inductors are commonly used in modern electronic devices requiring compact and reliable passive components for power management tasks.
FAQ
Is the HM79-40330LFTR13 shielded?
Yes, the HM79-40330LFTR13 features a shielded drum core design.
What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
