Wire Wound Chip Inductor MWI MWI1812IF4R7KST-HF Halogen Free Electronic Component for Circuit Design

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Price: Negotiable

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Delivery Time: Negotiable

Product Description

Product Overview

The MWI1812IF series is a range of wire-wound chip inductors designed for various electronic applications. These inductors offer reliable performance with a focus on environmental compliance, being Halogen Free (HF). They are suitable for integration into a wide array of electronic circuits requiring precise inductance values.

Product Attributes

Brand: Ming Yixuan Electronic Technology Co., LTD. (DongGuan Ming Yixuan Electronic Technology Co., LTD.)
Origin: China (Dongguan, Guangdong Province)
Product Series: MWI1812IF
Environmental Compliance: Halogen Free (HF)
Certifications: Lead Free (LF) option available

Technical Specifications

1. Shape & Dimension (Unit: mm)

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

2. Part Numbering System

MWI 1812 IF 1R0 K S T - HF

Position	Description	Options
1	Product Symbol	MWI
2	Dimensions	1812
3	Chip Type	IF
4	Inductance	(e.g., 1R0 = 1.0 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)

3. 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	15	2.5	5.90	130	K,M
13	MWI1812IF221ST-HF	220	1	12	5.0	15.00	100	K,M
14	MWI1812IF561ST-HF	560	1	10	1.8	12.50	110	K,M
15	MWI1812IF681ST-HF	680	1	10	3.0	30.00	50	K,M
16	MWI1812IF102ST-HF	1000	1	10	1.0	20.00	50	K,M

Note: represents product tolerance.

Test Remarks:

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

4. 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: Products should be used within 12 months from the date of delivery.
Part Temperature Limit: The part temperature (ambient + temperature rise) should not exceed 85C under worst-case operating conditions. Verification in the end application is required, considering factors like circuit design, component placement, PWB trace size and thickness, airflow, and other cooling provisions.

5. 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: Best at 0.08mm, maximum 0.1mm.

Hand Soldering:

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

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

A	B	C	N	G
1782.0	222.0	12.51.0	57.01.0	12

Leader and Blank Portion:

Peeling off force: 0.05 to 0.7N in the direction shown in the drawings.
Pieces per reel: 500 PCS.

7. Package Specifications (Inside Box & Outside Carton)

Reel Quantity	Inner Box Quantity	Outer Carton Quantity
Per Reel: 500 PCS	4 Reels per box (2000 PCS total)	Small Box: 6 boxes (12000 PCS total)
		Medium Box: 8 boxes (16000 PCS total)
		Large Box: 10 boxes (20000 PCS total)