Revised
2013/02/04
Specification
Liqualloy Power Inductor GLMC Series
TM
Features
● 7.4X6.5mm square and 3.0mm height
● Liqualloy ; Low core loss material for highly efficient power supplies
● Excellent low heat generating characteristics due to low DCR (Direct Current Resistance)
● Metal composite structure provides compact and support high current
● Operating Temperature : -20
● RoHS compliant
Application
● For use in DC/DC converters in notebook PCs and servers, etc.
● POL
(Point of Load)
power supplies
+125℃ (Including self temperature rise)
Outer Appearance of Liqualloy Inductor
TM
Rated Current
ALPS
Part No.
Inductance
(μH) at 100kHz
GLMCR4703A
GLMC1R003A
GLMC1R503A
GLMC2R203A
GLMC3R303A
GLMC4R703A
0.47 ± 20%
1.0 ± 20%
1.5 ± 20%
2.2 ± 20%
3.3 ± 20%
4.7 ± 20%
DC Resistance*
(mΩ)
3.1 ± 10%
5.8 ± 10%
9.1 ± 10%
12.4 ± 10%
20.0 ± 10%
26.9 ± 10%
Saturation
Current
ΔL/L=30%
(A) Max. (Typ.)
13.9 (16.2)
10.0 (11.7)
8.4 (9.8)
7.1 (8.3)
6.0 (7.0)
5.1 (6.0)
Heat Rating
Current
ΔT=40℃
(A) Max. (Typ.)
15.4 (16.8)
10.6 (11.5)
8.8 (9.5)
7.5 (8.2)
6.2 (6.6)
5.1 (5.6)
*
measured under 20℃.
:
02
http://www.alpsgd.com/eng/index.html
Revised
2013/02/04
Specification
Liqualloy Power Inductor GLMC Series
TM
Outline Dimensions and Schematics
Inductance ID Rotation ID
Lot No. ID
Tolerance: ±0.2
Unit: mm
Recommend Land Pattern Dimensions
A
A
B
B
C
C
4
3.5
8
Unit mm
:
03
http://www.alpsgd.com/eng/index.html