B1077AS-221M datasheet, PDF - EEWORLD Datasheet

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B1077AS-221M: DescriptionGeneral Purpose Inductor, 220uH, 20%, 1 Element, Ferrite-Core, SMD, 3030, CHIP, 3030, ROHS COMPLIANT; CategoryPassive components inductor; File Size105KB，2 Pages; ManufacturerMurata; Websitehttps://www.murata.com; Environmental Compliance

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B1077AS-221M Overview

General Purpose Inductor, 220uH, 20%, 1 Element, Ferrite-Core, SMD, 3030, CHIP, 3030, ROHS COMPLIANT

B1077AS-221M Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	Murata
package instruction	3030
Reach Compliance Code	compliant
ECCN code	EAR99
uppercase and lowercase codes	3030
structure	Chip
core material	Ferrite
DC Resistance	1.055 Ω
Nominal inductance(L)	220 µH
Inductor Applications	DC-DC CONVERTER
Inductor type	GENERAL PURPOSE INDUCTOR
Number of functions	1
Number of terminals	2
Package height	4 mm
Package length	7.6 mm
Package form	SMT
Package width	7.6 mm
method of packing	TR
Maximum rated current	0.48 A
Shape/Size Description	RECTANGULAR PACKAGE
shield	YES
surface mount	YES
Terminal location	DUAL ENDED
Terminal shape	WRAPAROUND
Test frequency	0.1 MHz
Tolerance	20%
Base Number Matches	1

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Ferrite Inductors

フェライトインダクタ

DS73LC / DS74LC

Inductance Range:

1.0~220H (DS73LC ),

2.4~470H (DS74LC)

Recommended patterns

推奨パターン図

DS73LC

DS74LC

(Unit: mm)

: DS73LC ;

DS74LC ;

3.0mm Max.

4.0mm Max.

FEATURES

特長



½背（7.6mm角Max.、高さ3.0および4.0mm

Max.）

閉磁路構造

大電流対応

各種機器のDC-DCコンバータ用インダクタに最適

RoHS指令対応



Low-profile (7.6mm Max. square, 3.0 and 4.0mm Max.

height).



Magnetically shielded construction



Suitable for large current.



Ideal for a variety of DC-DC converter inductor applications.



RoHS compliant.

TOKO STANDARD PART NUMBERS

東光標準品一覧

TYPE DS73LC (Quantity/reel; 1000 PCS)

東光品番

TOKO

Part

Number

B1079AS-1R0N

B1079AS-1R5N

B1079AS-2R0N

B1079AS-2R7N

B1079AS-3R3N

B1079AS-3R9N

B1079AS-4R7N

B1079AS-6R8N

B1079AS-100M

B1079AS-150M

B1079AS-220M

B1079AS-330M

B1079AS-470M

B1079AS-560M

B1079AS-680M

B1079AS-101M

B1079AS-151M

B1079AS-221M

インダクタンス

Inductance

(H)

1.0

1.5

2.0

2.7

3.3

3.9

4.7

6.8

100

150

220

(1)

許容差

Tolerance

(%)



直流抵抗

(2)

Resistance

(m) Max. (Typ.)

11 (9.3)

13 (11)

19 (16)

25 (21)

29 (24)

32 (27)

40 (33)

54 (45)

77 (64)

114 (95)

150 (125)

228 (190)

300 (250)

348 (290)

492 (410)

696 (580)

1188 (990)

1512 (1260)

直流重畳許容電流

Inductance

(3)

Decrease Current

(A) Max. (Typ.)

L

=10%

=30%

5.25 (7.00)

4.35 (5.80)

3.60 (4.80)

3.15 (4.20)

2.75 (3.70)

2.55 (3.40)

2.30 (3.10)

1.95 (2.60)

1.60 (2.10)

1.25 (1.70)

1.05 (1.40)

0.90 (1.20)

0.75 (1.00)

0.70 (0.93)

0.62 (0.83)

0.50 (0.67)

0.41 (0.54)

0.35 (0.46)

6.75 (9.00)

5.60 (7.50)

4.70 (6.30)

4.05 (5.40)

3.60 (4.80)

3.30 (4.40)

3.00 (4.00)

2.50 (3.30)

2.00 (2.70)

1.65 (2.20)

1.40 (1.90)

1.10 (1.50)

1.00 (1.30)

0.91 (1.21)

0.80 (1.07)

0.65 (0.86)

0.53 (0.70)

0.44 (0.59)

(3)

温度上昇許容電流

Temperature

(3)

Rise Current

T=40C

(A) Max. (Typ.)

6.50 (7.60)

6.00 (7.00)

4.60 (5.40)

3.80 (4.50)

3.70 (4.40)

3.30 (3.90)

3.00 (3.50)

2.30 (2.70)

2.00 (2.40)

1.45 (1.70)

1.35 (1.60)

1.10 (1.30)

0.87 (1.00)

0.80 (0.94)

0.70 (0.83)

0.54 (0.68)

0.47 (0.56)

0.36 (0.42)

(3)

continued on next page

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B1077AS-221M Related Products

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Is it Rohs certified?	conform to	conform to	conform to	conform to	conform to	-	conform to	conform to	conform to	conform to
Maker	Murata	Murata	Murata	-	Murata	-	Murata	Murata	Murata	Murata
package instruction	3030	3030	3030	3030	CHIP, 3030, ROHS COMPLIANT	-	3030	3030	3030	3030
Reach Compliance Code	compliant	compliant	compliant	compliant	compliant	-	compliant	compliant	compliant	compli
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	-	EAR99	EAR99	EAR99	EAR99
uppercase and lowercase codes	3030	3030	3030	3030	3030	-	3030	3030	3030	3030
structure	Chip	Chip	Chip	Chip	Chip	-	Chip	Chip	Chip	Chi
core material	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	-	Ferrite	Ferrite	Ferrite	Ferrite
DC Resistance	1.055 Ω	0.305 Ω	0.029 Ω	0.492 Ω	0.016 Ω	-	0.696 Ω	0.077 Ω	1.52 Ω	1.512 Ω
Nominal inductance(L)	220 µH	68 µH	3.3 µH	68 µH	2.4 µH	-	100 µH	10 µH	330 µH	220 µH
Inductor Applications	DC-DC CONVERTER	DC-DC CONVERTER	DC-DC CONVERTER	DC-DC CONVERTER	DC-DC CONVERTER	-	DC-DC CONVERTER	DC-DC CONVERTER	DC-DC CONVERTER	DC-DC CONVERTER
Inductor type	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	-	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR
Number of functions	1	1	1	1	1	-	1	1	1	1
Number of terminals	2	2	2	2	2	-	2	2	2	2
Package height	4 mm	4 mm	3 mm	3 mm	4 mm	-	3 mm	3 mm	4 mm	3 mm
Package length	7.6 mm	7.6 mm	7.6 mm	7.6 mm	7.6 mm	-	7.6 mm	7.6 mm	7.6 mm	7.6 mm
Package form	SMT	SMT	SMT	SMT	SMT	-	SMT	SMT	SMT	SMT
Package width	7.6 mm	7.6 mm	7.6 mm	7.6 mm	7.6 mm	-	7.6 mm	7.6 mm	7.6 mm	7.6 mm
method of packing	TR	TR	TR	TR	TR	-	TR	TR	TR	TR
Maximum rated current	0.48 A	0.9 A	3.7 A	0.7 A	4.5 A	-	0.54 A	2 A	0.38 A	0.36 A
Shape/Size Description	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	-	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE
shield	YES	YES	YES	YES	YES	-	YES	YES	YES	YES
surface mount	YES	YES	YES	YES	YES	-	YES	YES	YES	YES
Terminal location	DUAL ENDED	DUAL ENDED	DUAL ENDED	DUAL ENDED	DUAL ENDED	-	DUAL ENDED	DUAL ENDED	DUAL ENDED	DUAL ENDED
Terminal shape	WRAPAROUND	WRAPAROUND	WRAPAROUND	WRAPAROUND	WRAPAROUND	-	WRAPAROUND	WRAPAROUND	WRAPAROUND	WRAPAROUND
Test frequency	0.1 MHz	0.1 MHz	0.1 MHz	0.1 MHz	0.1 MHz	-	0.1 MHz	0.1 MHz	0.1 MHz	0.1 MHz
Tolerance	20%	20%	30%	20%	30%	-	20%	20%	20%	20%

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