DB4-274 datasheet, PDF - EEWORLD Datasheet

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DB4-274: DescriptionGeneral Purpose Inductor, 2700uH, 10%, 1 Element, Ferrite-Core,; CategoryPassive components inductor; File Size2MB，2 Pages; ManufacturerGowanda Electronics

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DB4-274 Overview

General Purpose Inductor, 2700uH, 10%, 1 Element, Ferrite-Core,

DB4-274 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Gowanda Electronics
Reach Compliance Code	not_compliant
ECCN code	EAR99
structure	Epoxy
core material	FERRITE
DC Resistance	0.5 Ω
Nominal inductance(L)	2700 µH
Inductor Applications	POWER INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e0
Lead diameter	0.81 mm
Lead length	12.7 mm
lead spacing	28.19 mm
Number of functions	1
Number of terminals	2
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
Package diameter	38.1 mm
Package length	27.94 mm
Package form	Radial
method of packing	Bulk
Maximum rated current	2.7 A
Shape/Size Description	CYLINDRICAL PACKAGE
shield	NO
surface mount	NO
Terminal surface	Tin/Lead (Sn/Pb)
Terminal location	RADIAL
Terminal shape	WIRE
Test frequency	0.001 MHz
Tolerance	10%

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STANDARD POWER INDUCTORS - THRU HOLE

DB4

TRADITIONAL

DB4LF

PART

NUMBER

COMPLIANT

RoHS

Wirewound, Power Line Choke, Radial

L µH

@ 1 kHz

DCR

OHMS

MAX

SATURATION

CURRENT

A DC

FERRITE CORE

CURRENT

RATING

A DC

27.0

21.0

14.7

14.4

11.4

9.0

DIM

DIMENSIONS

LEAD

DIAMETER

0.0808 (2.05)

0.0720 (1.83)

0.0641 (1.63)

0.0720 (1.83)

0.0641 (1.63)

0.0571 (1.45)

0.0508 (1.29)

continued next page

DB4-102

0.004

61.0

DB4-122

0.005

55.0

DB4-152

0.005

49.0

DB4-182

0.006

41.0

DB4-222

0.007

38.0

DB4-272

0.008

36.0

DB4-332

0.008

31.0

DB4-392

0.009

28.0

DB4-472

0.009

27.0

DB4-562

0.011

26.1

DB4-682

0.015

24.4

DB4-822

0.016

22.4

DB4-103

100

0.022

20.0

DB4-123

120

0.025

18.0

DB4-153

150

0.027

16.4

DB4-183

180

0.030

14.6

DB4-223

220

0.040

13.2

DB4-273

270

0.050

11.8

DB4-333

330

0.063

11.4

DB4-393

390

0.070

10.1

All part numbers provide 10% tolerance on inductance

Custom designs are available to meet your specific requirements; please contact factory

1.150 (29.21)

1.190 (30.23)

1.225 (31.12)

1.200 (30.48)

1.175 (29.85)

1.210 (30.73)

1.165 (29.59)

1.200 (30.48)

1.170 (29.72)

*Add “LF” suffix for RoHS requirement. Example: DB4-102LF

Gowanda designates a component RoHS-compliant by adding “LF” (lead free) to the part number.

These LF components meet the ≤ .1% lead requirement and they are compatible with 260°C soldering processes.

LEAD DIA

NOTES:

• Operating Temperature Range:

-55°C to +125°C

1.50

(38.10) MAX

0.165

(4.19)

MIN

• Current Rating is based on a 35°C temperature

rise at an ambient temperature of 90°C

• Saturation Current is the approximate value

that will cause a 10% drop in inductance as

indicated in the table

• Leads tinned to within 0.062 in. of body

• Epoxy-insulated core

LEAD DIA

0.500

0.062

(12.7

1.57)

1.10

(27.94) MAX

in. (mm)

PACKAGING SPECS:

Bulk only

0.165

(4.19)

MIN

1.50

(38.10) MAX

*LEADS TINNED TO WITHIN .062 OF BODY

One Magnetics Pkwy, Gowanda, NY 14070 • (t) 716-532-2234 • (f) 716-532-2702 • sales@gowanda.com

031714

www.gowanda.com

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