Delta Electronics manual SMT Power Inductor, HALO1340 Type, Inductance VS. DC Bias

SMT Power Inductor

HALO1340 Type

Features

RoHS compliant.

Low profile (4.2mm max. height) SMD type.

Magnetically shielded, suitable for high density mounting. High energy storage and low DCR.

Provided with embossed carrier tape packing.

Ideal for power source circuits, DC-DC converter, DC-AC inverters inductor application.

In addition to the standard versions shown here,

customized inductors are available to meet your exact requirements.

Mechanical Dimension:

A

C	F
	B

D

G

RECOMMENDED PAD PATTERNS

2.14	UNIT: mm / inch
	A = 12.50	0.40 /	0.492	0.016
	B = 12.50	0.40 /	0.492	0.016
	C = 2.40 / 0.094 (REF)
15.0	D = 4.20 / 0.165 Max.
E	E = 14.80 / 0.582		(Max.)
5.24	F = 1.00 / 0.039 (REF)
	G = 0.01~0.1 / 0.00039~0.0039
3.10
6.25

Electrical Characteristics: At 25oC: 100KHz, 1.0V

PART NO.	Lo 1	Li	DCR	Isat 2	Irms 3
	(uH)	(uH) 20%	(m ) MAX	(Adc)	(Adc)
HALO1340-0R3	0.3	0.25	1.80	38	36
HALO1340--0R7	0.7	0.60	2.50	32	26
HALO1340--1R2	1.2	1.00	3.45	20	24
HALO1340--2R0	2.0	1.70	4.35	15	22

1. Lo is the initial inductance.

2. Isat is the DC current which cause the inductance drop to Li.

3.Irms is the DC current which cause the surface temperature of the part increase less than 45OC.

4.Operating temperature : -20OCto 105OC ( including self-temperature rise ).

INDUCTANCE (uH)

INDUCTANCE VS. DC BIAS

1.50

1.00

0.50

0.00

0A 2A 4A 6A 8A 10A 12A 14A 16A 18A 20A 22A 24A 26A 28A 30A

DC BIAS

32A

DELTA ELECTRONICS, INC.

(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.

TEL: 886-3-3591968; FAX: 886-3-3591991

http://www.deltaww.com

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