RF Wirewound Inductors
(MRFI Series)
Features:
•
•
•
•
•
•
•
RoHS Compliant and Halogen Free
Good Q values
High SRF
Inductance range: 1nH to 47uH
Tolerance: ±0.2nH, ±0.3nH, ±2%, ±5%, ±10%
High reliability with high speed surface mount assembly capabilities
Current ratings from 45mA to 1.36A
Part Number Structure
MRFI 0603
Series
Size
0402
0603
0805
1008
1210
- 4N7
Inductance
Value
4N7 = 4.7nH
47N = 47nH
R47 = 470nH
4R7 = 4.7μH
470 = 47μH
K
Tolerance
B = ± 0.2nH
S = ± 0.3nH
G = ± 2%
J = ± 5%
K = ± 10%
T
Packaging
T = Tape & Reel
Example P/N:
MRFI0603-4N7KT
NOTE: Core composition is either ceramic or ferrite depending on size and value.
Termination is Gold Flash over Nickel.
Dimensions
Bottom View
Side View
Unit: inches (mm)
Size
0402
(1005)
0603
(1608)
0805
(2012)
1008
(2520)
1210
(3225)
L
0.039 ± .004
(1.0 ± 0.10)
0.063 ± 0.008
(1.6 ± 0.2)
0.080 ± 0.008
(2.0 ± 0.2)
0.098 ± 0.008
(2.6 ± 0.2)
0.126 ± .008
(3.2 ± 0.2)
W
0.022 ± .004
(0.55 ± 0.10)
0.041 ± 0.008
(1.05 ± 0.2)
0.050 ± 0.008
(1.25 ± 0.2)
0.080 ± 0.008
(2.1 ± 0.2)
0.102 ± .008
(2.6 ± 0.2)
T
0.020 ± .006
(0.5 ± 0.15)
0.041± 0.008
(1.05 ± 0.2)
0.048 ± 0.008
(1.2 ± 0.2)
0.063 ± 0.008
(1.6 ± 0.2)
0.087 ± 0.008
(2.2 ± 0.2)
Ceramic Core
S
0.008 ± 0.004
(0.20 ± 0.1)
0.014 ± 0.004
(0.35 ± 0.1)
0.016 ± 0.004
(0.4 ± 0.1)
0.020 ± 0.004
(0.5 ± 0.1)
0.020 ± 0.004
(0.5 ± 0.1)
(t
1
)
0.20
0.50
0.60
0.70
1.10
S
L
Termination
finish is
Gold Flash
over Nickel
w
T
3rd Layer
2nd Layer
1st Layer
Termination
t
1
Ferrite Core
Pd/Ag
Ni
Sn
a) 1st Layer
b) 2nd layer
c) 3rd layer
Mo/Mn or Pd/Ag
Ni
Au
Operating / Storage Temperature Range
Operating Temperature Range
Operating Temperature Range is the range
of ambient temperature at which the inductor
can be operated continuously at rated current.
Temp. Range:
Ceramic core
Ferrite core
-40°C to + 125°C
-40°C to + 85°C
Characteristics
Standard Atmospheric Conditions
Unless otherwise specified, the standard range of atmospheric conditions
for making measurements and tests are as follows:
Ambient Temperature:
Relative Humidity:
Air Pressure:
25°C (20°C) ± 2°C
60% to 70%
86 Kpa to 106 Kpa
Email:
sales@venkel.com
|
Phone:
512.794.0081
|
Toll Free:
800.950.8365
|
Web:
www.venkel.com
Rev. 04/2014-C
123
PCB设计
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