SCOPE：
This specification applies to the Pb Free Ceramic Chip Inductors
for HFC-2520C-SERIES
HFC-2520 C-10N K
①
②
③ ④ ⑤
①
Product Code
②
Dimensions Code
③
Ceramic Material
④
Inductance Code
⑤
Tolerance Code
(1) SHAPES AND DIMENSIONS
A: 2.60±0.20 mm
B: 2.10±0.20 mm
C: 1.70±0.20 mm
D: 0.70 Typ. mm
E: 0.50±0.10 mm
(2) ELECTRICAL SPECIFICATIONS
SEE TABLE 1
TEST INSTRUMENTS
L,Q : HP 4291B IMPEDANCE ANALYZER (or equivalent)
SRF : ENA E5071B NETWORK ANALYZER (or equivalent)
RDC : CHROMA MODEL 16502 MILLIOHMMETER (or equivalent)
(3) CHARACTERISTICS
(3)-1 Ambient temperature
…............
＋60℃
Max.
(3)-2 Operate temperature range ......
－40℃½＋105℃
(Including self temp. rise)
(3)-3 Storage temperature range ......
－40℃½＋105℃
M AG .L AY E R S
HFC-2520C-SERIES
Page 1/7
TABLE 1
MAGLAYERS
PT/NO.
HFC-2520C-3N3□
HFC-2520C-6N8□
HFC-2520C-8N2□
HFC-2520C-10N□
HFC-2520C-12N□
HFC-2520C-15N□
HFC-2520C-18N□
HFC-2520C-22N□
HFC-2520C-27N□
HFC-2520C-33N□
HFC-2520C-39N□
HFC-2520C-47N□
HFC-2520C-56N□
HFC-2520C-68N□
HFC-2520C-82N□
HFC-2520C-R10□
HFC-2520C-R12□
HFC-2520C-R15□
HFC-2520C-R18□
HFC-2520C-R22□
HFC-2520C-R27□
HFC-2520C-R33□
HFC-2520C-R39□
HFC-2520C-R47□
HFC-2520C-R56□
HFC-2520C-R62□
HFC-2520C-R68□
HFC-2520C-R75□
HFC-2520C-R82□
HFC-2520C-R91□
HFC-2520C-1R0□
Inductance
L(nH)
3.3
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
620
680
750
820
910
1000
L Freq.
(MHz)
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Percent
Tolerance
B,S
B,J,K
B,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
Quality
Min.
50
50
50
50
60
60
60
60
60
60
60
60
60
60
60
60
45
45
45
45
45
45
45
45
45
45
45
45
45
45
35
Q Freq.
(MHz)
1000
1000
1000
1000
500
500
350
350
350
350
350
350
350
350
350
350
100
100
100
100
100
100
100
100
100
100
100
100
100
100
50
SRF
(MHz)Min.
6000
5500
5500
4300
3600
2700
2700
2500
1800
1700
1500
1500
1350
1300
1100
1100
950
880
800
730
650
570
530
480
430
390
380
360
350
330
310
DCR
(Ω) Max.
0.06
0.06
0.06
0.08
0.08
0.08
0.10
0.10
0.10
0.10
0.10
0.10
0.12
0.15
0.18
0.18
0.20
0.22
0.33
0.45
0.75
0.90
1.06
1.17
1.50
1.90
2.06
2.20
2.30
3.18
3.30
IDC
(mA) Max.
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
800
800
800
800
600
500
470
420
310
310
230
200
180
150
120
※
1.□ Specify the inductance tolerance, B(±0.2nH),S(±0.3nH),G(±2%),J(±5%),K(±10%)
2.IDC:Based on temperature rise(△T:20℃ Typ.)
M A G .L A Y E R S
HFC-2520C-SERIES
Page-2/7
(4) RELIABILITY TEST METHOD
Mechanical Characteristics
Item
Inductance And
Tolerance
Within Specified Tolerance
Specifications
Test conditions
Measuring Frequency :
As shown in Product Table
Quality Factor
Insulation
Resistance
Dielectric
Withstanding
Voltage
Temperature
Coefficient of
Inductance(TCL)
1000 mega ohms minimum
Measuring Temperature :+ 25°C
Measured at 100V DC between inductor
terminals and center of case.
Measured at 500V AC between inductor
No damage occurs when the test
terminals and center of case.
voltage is applied.
for a maximum of 1 minute.
+ 25 to 500 ppm /°C
TCL = L1 - L2 x 10
6
(ppm /°C)
L1(T1-T2)
Over- 40°C to + 85°C at
frequency specified in Product Table.
Electerical Characteristics
Item
Component
Adhesion
(Push Test)
Specifications
1005 series - 350g
1608 series - 1.0Kg
Other series - 2012 ~ 3225
Minimum 1Kg for Pd/Ag
termination and 2Kg for Mo/Mn
termination
Drop Test
Change In Inductance:
No more than 5%
The inductor shall be dropped two times on
the concrete floor or the vinyl tile
from 1M naturally.
Thermal Shock
Test
Change In Q:
No more than 10%
Change In Appearance:
Without distinct damage
Each cycle shall consist of 30 minutes
at -40°C followed by 30 minutes at +85°C
with a 20-second maximum transition time
between temperature extremes.
Test duration is 10 cycles.
Test conditions
The component shall be reflow soldered
onto a P. C. Board ( 240°C
±
5°C for
20 seconds ).
Then a dynometer force gauge shall be
applied to any side of the component.
MAG.LAYERS
HFC-2520C-SERIES
Page-3/7
Endurance Characteristics
Item
Specifications
A minimum of 80% of the metalized
Solderability
area must be covered with solder.
Test conditions
Dip pads in flux and dip in solder
pot containing lead free solder
at 240°C
±
5°C for 5 seconds
Dip the components into flux and dip
Resistance to
soldering heat
into solder pot containing lead free
solder at 260°C
±
5°C for 5
±
2 seconds.
Inductors shall be randomly vibrated at
amplitude of 1.5mm and frequency of
Vibration
(Random)
10 - 55 Hz: 0.04 G / Hz for a minimum
Change In Inductance:
No more than 5%
Change In Q:
No more than 10%
Change In Appearance :
Without distinct damage
of 15 minutes per axis for each of
the three axes.
Cold
Temperature
Storage
Inductors shall be stored at temperature of
-40°C
±
2°C for 1000hrs (+ 48 -0 hrs.)
Then inductors shall be subjected to
standard atmospheric conditions for 1 hour.
After that, measurement shall be made.
High
temperature
Storage
Inductors shall be stored at temperature of
85°C
±
2°C for 1000hrs (+ 48 -0 hrs.)
Then inductors shall be subjected to
standard atmospheric conditions for 1 hour.
After that, measurement shall be made.
Moisture
Resistance
Inductors shall be stored in the chamber
at 45°C at 90 - 95 R. H. for 1000 hours.
Then inductors are to be tested after
2 hours at room temperature.
High Temperature
with Loaded
Inductors must not have a shorted or
open winding.
Inductors shall be stored in the chamber
at +85°C for 1000 hours with rated
current applied.
Inductors shall be tested at the beginning
of test at 500 hours and 1000 hours.
Then inductors are to be tested after 1 hour
at room temperature.
M AG.LAYER S
HFC-2520C-SERIES
Page-4/7
(5) RECOMMENDED SOLDERING CONDITIONS
(Please use this product by reflow soldering)
(5)-1 RECOMMENDED FOOTPRINT
Unit: mm
3.0
1.2
2.2
(5)-2 RECOMMENED REFLOW PATTERN
MAG.LAYERS
HFC-2520C-SERIES
Page-5/7
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