SMD / SMT Inductors (Coils)

SPM4020T-3R3M

Product Status	Obsolete Recommended Alternate Part No. : SPM4020T-3R3M-LR (Interchangeability is not guaranteed.) Discontinue Issue Date : Jun.3, 2022 Last Purchase Order Date : Sep.30, 2023 Last Shipment Date : Mar.31, 2024
Applications	Commercial Grade
Feature	Wire WoundWire Wound ShieldMagnetic Shield Metal CoreMetal Core
Series \| Type	SPM
Brand	TDK
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Images are for reference only and show example products.

Size

Length(L)	4.40mm ±0.20mm
Width(W)	4.10mm ±0.20mm
Thickness \| Height	2.00mm Max.
Recommended Land Pattern (A)	1.65mm Nom.
Recommended Land Pattern (B)	1.65mm Nom.
Recommended Land Pattern (C)	2.30mm Nom.

Electrical Characteristics

Inductance	3.3μH ±20% at 100kHz
Rated Current (L Change) [Typ.]	4.7A (30% Down)
Rated Current (L Change) [Max.]	3.5A (30% Down)
Rated Current (Temperature Rise) [Typ.]	3.6A (40°C Rise)
Rated Current (Temperature Rise) [Max.]
DC Resistance [Typ.]	72.1mΩ
DC Resistance [Max.]	79.3mΩ
Rated Voltage [Max.]
Self Resonant Frequency [Min.]
Self Resonant Frequency [Typ.]
Q [Min.]
Q [Typ.]

Other

Operating Temp. Range	-40 to 125°C (Including Self-Temp. Rise)
Soldering Method	Reflow Iron Soldering
AEC-Q200	NO
Packing	Embossed (Plastic)Taping [180mm Reel, Tape width 12mm]
Package Quantity	500pcs
Weight	0.1784g

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