Wire Wound Chip Inductor MYX MWI1812IF330KST-HF Designed for Various Electronic Circuit Requirements

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Product Description

Product Overview

The MWI1812IF series wire wound chip inductors are designed for various electronic applications. These components offer reliable performance with specific inductance values, tolerances, and electrical characteristics suitable for demanding industrial environments. They are manufactured by DongGuan Ming Yixuan Electronic Technology Co., LTD., a company committed to quality and environmental standards.

Product Attributes

Brand: Ming Yixuan ()
Origin: Dongguan, China
Product Type: Wire Wound Chip Inductor
Series: MWI1812IF
Environmental Compliance: Halogen Free (HF)
Certifications: Lead Free (LF)

Technical Specifications

Dimensions (Unit: mm)

L (Max)	W (Max)	T (Max)	E (Typ)	F (Typ)	D (Typ)
4.95	3.85	3.43	1.14	3.05	3.0

Part Numbering System

MWI 1812 IF [Inductance] [Tolerance] [Terminal] [Packaging] - [E.P.]

1. Product Symbol: MWI
2. Dimensions: 1812
3. Material: IF (Chip Type)
4. Inductance: e.g., 1R0 (1.0 H), 2R2 (2.2 H), 100 (10 H), 101 (100 H)
5. Tolerance: J (5%), K (10%), M (20%)
6. Terminal: S (Tin Terminal)
7. Packaging: T (Tape & Reel), B (Bulk)
8. E.P. (Environmental Protection): LF (Lead Free), HF (Halogen Free), FP (Red Phosphor Free)

Electrical Characteristics

No.	Part Number	L (H)	Test Freq (MHz)	Q (Min.)	SRF (MHz Min.)	Rdc ( Max.)	Irms (mA Max.)	Tolerance
1	MWI1812IF1R0ST-HF	1.0	7.9	25	250.0	0.45	600	K,M
2	MWI1812IF2R2ST-HF	2.2	7.9	25	200.0	0.50	600	K,M
3	MWI1812IF4R7ST-HF	4.7	7.9	25	100.0	0.60	600	K,M
4	MWI1812IF6R8ST-HF	6.8	7.9	25	80.0	0.80	600	K,M
5	MWI1812IF100ST-HF	10	2.5	20	50.0	1.10	490	K,M
6	MWI1812IF120ST-HF	12	2.5	20	55.0	1.10	490	K,M
7	MWI1812IF150ST-HF	15	2.5	18	35.0	1.20	450	K,M
8	MWI1812IF180ST-HF	18	2.5	18	29.0	1.20	430	K,M
9	MWI1812IF220ST-HF	22	2.5	18	20.0	1.30	400	K,M
10	MWI1812IF330ST-HF	33	2.5	18	18.0	1.70	350	K,M
11	MWI1812IF470ST-HF	47	2.5	18	24.0	5.00	200	K,M
12	MWI1812IF101ST-HF	100	1.0	15	2.5	5.90	130	K,M
13	MWI1812IF221ST-HF	220	1.0	12	5.0	15.00	100	K,M
14	MWI1812IF561ST-HF	560	1.0	10	1.8	12.50	110	K,M
15	MWI1812IF681ST-HF	680	1.0	10	3.0	30.00	50	K,M
16	MWI1812IF102ST-HF	1000	1.0	10	1.0	20.00	50	K,M

Test Remarks:

All test data is referenced to 25 ambient.
Irms: DC current that causes the temperature rise (T 40) from 25 ambient.

General Specification

Operating Temperature: -40 to +85 (Including self-generated heat)
Storage Temperature: -10 to +40, R.H.: 60% Max.
Moisture Sensitivity Level (MSL): 1
Recommended Usage: Within 12 months from the date of delivery.
Part Temperature Limit: The part temperature (ambient + temp rise) should not exceed 85 C under worst-case operating conditions. Verification in the end application is required.

Soldering Conditions

Re-flow Soldering (Lead Free):

Preheat circuit and products to 150.
Peak temperature: 260 (Max tip temperature).
Reflow times: No more than 2 times.
Solder paste thickness: 0.08mm (best), 0.1mm (max).

Hand Soldering:

Use a 20 watt soldering iron with a tip diameter of 1.0mm.
Limit soldering time to 3 seconds.

Package Specification (Taping Drawings - Reel Dimensions Unit: mm)

Reel Size	A (2.0)	B (2.0)	C (1.0)	N (1.0)	G	Leader and Blank Portion	Peeling Off Force
CF-12	178	22	12.5	57.0	12	(Refer to drawing)	0.05 to 0.7N

Quantity per Reel: 500 PCS

Package Specifications (Inside Box and Outside Carton)

Unit	Quantity per Reel	Inner Box Quantity	Outer Carton Quantity	Inner Box Dimensions (cm)	Outer Carton Dimensions (cm)
PCS	500	4 Reels (2000 PCS)	Small Box: 6 boxes (12000 PCS) Medium Box: 8 boxes (16000 PCS) Large Box: 10 boxes (20000 PCS)	20.319.35.5	Small Box: 40.62319.7 Medium Box: 412226 Large Box: 412233