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SMRF1812-270K

Description
General Purpose Inductor, 0.27uH, 10%, Iron-Core, 1812,
CategoryPassive components    inductor   
File Size2MB,2 Pages
ManufacturerGowanda Electronics
Download Datasheet Parametric View All

SMRF1812-270K Overview

General Purpose Inductor, 0.27uH, 10%, Iron-Core, 1812,

SMRF1812-270K Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
package instruction1812
Reach Compliance Code_compli
ECCN codeEAR99
uppercase and lowercase codes1812
structureChi
core materialI
DC Resistance0.45 Ω
Nominal inductance(L)0.27 µH
Inductor typeGENERAL PURPOSE INDUCTOR
Manufacturer's serial numberSMRF1812
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
Package height3.2 mm
Package length4.5 mm
Package formSMT
Package width3.2 mm
method of packingTR, 13 Inch
Minimum quality factor (at nominal inductance)50
Maximum rated current0.668 A
self resonant frequency300 MHz
seriesSMRF1812
Tolerance10%
Base Number Matches1
STANDARD RF INDUCTORS - SURFACE MOUNT
SMRF1812
SMRF1812LF
*
Wirewound, Molded
PART
NUMBER
SMRF1812-010*¹
SMRF1812-012*¹
SMRF1812-015*¹
SMRF1812-018*¹
SMRF1812-022*¹
SMRF1812-027*¹
SMRF1812-033*¹
SMRF1812-039*¹
SMRF1812-047*¹
SMRF1812-056*¹
SMRF1812-068*¹
SMRF1812-082*¹
SMRF1812-100*²
SMRF1812-120*²
SMRF1812-150*²
SMRF1812-180*²
SMRF1812-220*²
SMRF1812-270*²
SMRF1812-330*²
SMRF1812-390*²
SMRF1812-470*²
SMRF1812-560*²
SMRF1812-680*²
SMRF1812-820*²
TRADITIONAL
Pb
COMPLIANT
RoHS
L
µH
0.010
0.012
0.015
0.018
0.022
0.027
0.033
0.039
0.047
0.056
0.068
0.082
0.10
0.12
0.15
0.18
0.22
0.27
0.33
0.39
0.47
0.56
0.68
0.82
Q
MIN
40
40
40
40
40
40
40
35
35
35
35
35
40
40
40
40
40
40
40
40
40
40
40
40
TEST
FREQ
MHz
PHENOLIC CORE
50
50
50
50
50
50
50
50
50
50
50
50
25
25
25
25
25
25
25
25
25
25
25
25
SRF
MHz
MIN
1000
1000
1000
1000
1000
1000
1000
1000
1000
850
750
750
650
600
500
400
350
300
250
220
190
170
150
140
DCR
OHMS
MAX
0.10
0.10
0.10
0.10
0.10
0.15
0.15
0.20
0.20
0.25
0.25
0.25
0.30
0.30
0.30
0.35
0.40
0.45
0.55
0.70
0.80
1.20
1.40
1.60
CURRENT
RATING
mA DC
1230
1230
1230
1230
1230
1000
1000
870
870
770
770
700
818
818
818
757
708
668
604
535
501
409
379
354
continued next page
POWDERED IRON CORE
*¹ Suffix “M” for 20% tolerance or Suffix “K” for 10% tolerance
*² Suffix “K” for 10% tolerance, Suffix “J” for 5% tolerance or Suffix “G” for 2% tolerance
*³ Suffix “J” for 5% tolerance or Suffix “G” for 2% tolerance
Optional tolerances available; please contact factory
Custom designs are available to meet your specific requirements; please consult factory
*Add “LF” suffix for RoHS requirement. Example: SMRF1812-010MLF
0.160/0.190
(4.064/4.826)
Gowanda designates a component RoHS-compliant by adding “LF” (lead free) to the part
MARKING: GEC
number.
XXX
These LF components meet the ≤ .1% lead requirement and they are compatible with 260°C soldering processes.
EXAMPLE OF XXX
Q VS. FREQUENCY
SMRF1812 SERIES
1.0 µH
1000 µH
0.33 µH
0.068 µH
0.114/0.138 (2.9/3.5)
OVER TERMINAL
0.042/0.078
(1.067/1.981)
TYP
0.118/0.134
(3.0/3.4)
MARKING: GEC
XXX
RECOMMENDED FOOT PRINT
0.160/0.190
(4.064/4.826)
0.114/0.138 (2.9/3.5)
OVER TERMINAL
0.042/0.078
(1.067/1.981)
TYP
EXAMPLE OF XXX
100 = 0.1µH
101 = 1.0µH
102 = 10
µH
103 = 100
µH
0.022/0.038
(0.558/0.965)
TERMINAL
LENGTH TYP
100 = 0.1µH
101 = 1.0µH
102 = 10
µH
103
NOTES:
= 100
µH
90
80
70
60
50
0.022/0.038
• Operating Temperature
(0.558/0.965)
TERMINAL
-55°C to +125°C
LENGTH TYP
Range:
10 µH
• Current Rating is based on a 35°C temperature
rise at an ambient temperature of 90°C
• Epoxy-encapsulatedor environmental
protection and superior strength to withstand all
types of reflow soldering
Q
0.110
(2.8)
0.059
(1.5)
0.177
(4.5)
40
30
20
10
0
0.1
1
10
100
Frequency in MHz
1000
TAPE AND REEL SPECS:
Pcs Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
in. (mm)
0.118/0.134
(3.0/3.4)
RECOMMENDED FOOT PRINT
2200
8 mm
12 mm
13 in.
0.110
(2.8)
0.059
(1.5)
0.177
(4.5)
One Magnetics Pkwy, Gowanda, NY 14070 • (t) 716-532-2234 • (f) 716-532-2702 • sales@gowanda.com
www.gowanda.com
022714

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