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003-02 / 20060721 / e531_glf1608.fm
• All specifications are subject to change without notice.
SMD Inductors(Coils)
For Power Line(Wound, Magnetic Shielded)
GLF Series GLF1608
FEATURES
• It delivers low Rdc with high Idc.
• It is lead-free compatible.
The product contains no lead whatsoever.
It is able to withstand high temperature reflows (260°C during
the peak) used in lead-free soldering.
• It is a product conforming to RoHS directive.
• It’s construction supports bulk mounting.
APPLICATIONS
Perfect coil for step-up and step-down circuits, and decoupling cir-
cuits for each set power supply circuit
• Portable audio visual devices (DSC, DVC, Audio, etc.)
• Mobile communication devices (cellular phones, LCD panel,
etc.)
• Information devices (TVs, DVDs, STBs, PCs, HDDs, etc.)
• Amusement devices (Video games, etc.)
SPECIFICATIONS
RECOMMENDED SOLDERING CONDITIONS
REFLOW SOLDERING
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERN
PACKAGING STYLE AND QUANTITIES
ELECTRICAL CHARACTERISTICS
∗1
Rated Current Based on Inductance Variation: Current when inductance decreases by 10% of the initial value due to direct current superimposed
characteristics
∗2
Rated Current Based on Inductance Variation: Current when inductance decreases by 20% of the initial value due to direct current superimposed
characteristics
∗3
Rated Current Based on Increasing Product Temperature: Current when temperature of the product reaches +20°C
• Test equipment
L: Agilent 4294A IMPEDANCE ANALYZER,or equivalent
Rdc: MATSUSHITA DIGITAL MILLOHM METER VP-2941A,or equivalent
Conformity to RoHS Directive
Operating temperature range
–40 to +105°C
[Including self-temperature rise]
Storage temperature range –40 to +105°C
Preheating
100 to 150˚C/120s
140 to 180˚C/120s
30s
70s
Peak
200˚C
260˚C
230˚C
Withstanding soldering heat condition
Solderability condition
Natural
cooling
Time
(
s
)
Packaging style Quantity
Taping 4000 pieces/reel
1.6±0.15
0.4±0.15 0.4±0.15
Weight:5mg
Dimensions in mm
0.8
+0.2
–0.1
0.8
+0.2
–0.1
0.70
Dimensions in mm
0.700.70
2.10
0.70
Part No.
Inductance
(µH)
Inductance tolerance
(%)
DC resistance
(Ω)±30%
Rated current
∗1
(mA)max.
Rated current
∗2
(mA)max.
Rated current
∗3
(mA)max.
GLF1608T1R0M 1.0 ±20 0.17 125 220 400
GLF1608T2R2M 2.2 ±20 0.33 75 160 275
GLF1608T4R7M 4.7 ±20 0.55 70 115 220
GLF1608T100M 10.0 ±20 0.70 50 90 180
GLF1608T220M 22.0 ±20 3.00 35 60 100
• Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific
bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.
