VLF3012AT-470MR22 TDK Corporation, VLF3012AT-470MR22 Datasheet
VLF3012AT-470MR22
Manufacturer Part Number
VLF3012AT-470MR22
Description
INDUCTOR POWER 47UH .22A SMD
Manufacturer
TDK Corporation
Series
VLFr
Specifications of VLF3012AT-470MR22
Inductance
47µH
Tolerance
±20%
Shielding
Shielded
Current
220mA
Current - Temperature Rise
290mA
Dc Resistance (dcr)
2.2 Ohm Max
Package / Case
0.110" L x 0.102" W x 0.047" H (2.80mm x 2.60mm x 1.20mm)
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C
Frequency - Test
100kHz
Applications
Power Line
Product
Inductors
Test Frequency
100 KHz
Maximum Dc Current
0.22 Amp
Maximum Dc Resistance
2.2 Ohms
Dimensions
2.8 mm W x 2.6 mm L x 1.2 mm H
Operating Temperature Range
- 40 C to + 105 C
Termination Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Q @ Freq
-
Self Resonant Freq
-
Current - Saturation
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
445-3231-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
VLF3012AT-470MR22
Manufacturer:
TDK
Quantity:
220 000
Part Number:
VLF3012AT-470MR22
Manufacturer:
TDK/东电化
Quantity:
20 000
Inductors
For Power Line
SMD
FEATURES
• Miniature size
• Generic use for portable DC to DC converter line
• High magnetic shield construction should actualize high resolu-
• Available for automatic mounting in tape and real package.
• The products do not contain lead and support lead-free solder-
APPLICATIONS
DVCs, DSCs, PDAs, LCD displays, Cellular phones, HDDs, etc.
ELECTRICAL CHARACTERISTICS
Part No.
VLF3012AT-1R5N1R2
VLF3012AT-2R2M1R0
VLF3012AT-3R3MR87
VLF3012AT-4R7MR74
VLF3012AT-6R8MR59
VLF3012AT-100MR49
VLF3012AT-150MR41
VLF3012AT-220MR33
VLF3012AT-330MR27
VLF3012AT-470MR22
∗
• Operating temperature range: –40 to +105°C (Including self-temperature rise)
TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLF3012AT-1R5N1R2
• All specifications are subject to change without notice.
Rated current: Value obtained when current flows and the temperature has risen to 40°C or when DC current flows and the nominal value of inductance
has fallen by 30%, whichever is smaller.
Mount area: 2.6
Low profile: 1.2mm max. height
tion for EMC protection.
ing.
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.2
×
0.4
2.8mm
DC current ( A )
0.6
Inductance
(µH)
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
0.8
1.0
Inductance
tolerance(%)
±30
±20
±20
±20
±20
±20
±20
±20
±20
±20
1.2
1.4
Test frequency
(kHz)
100
100
100
100
100
100
100
100
100
100
VLF Series VLF3012A Type
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERN
VLF3012AT-2R2M1R0
2.8±0.2
DC resistance(
max.
0.068
0.1
0.13
0.19
0.27
0.41
0.62
0.76
1.3
2.2
3.0
2.5
2.0
1.5
1.0
0.5
0.0
2.1
3.4
0.0
0.2
typ.
0.059
0.088
0.11
0.16
0.23
0.36
0.54
0.66
1.1
1.9
Dimensions in mm
Ω
)
0.4
1.2max.
( Include terminal area )
1.0
0.74
0.59
0.49
0.41
0.33
Rated current(A)
Based on inductance
change max.
1.2
0.87
0.27
0.22
DC current ( A )
0.6
Dimensions in mm
0.8
001-03 / 20050904 / e531_vlf3012a.fm
1.0
∗
1.2
Based on temperature
rise typ.
1.6
1.3
1.2
0.98
0.83
0.67
0.54
0.49
0.38
0.29
1.4
(1/2)
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VLF3012AT-470MR22 Summary of contents
Page 1
... VLF3012AT-220MR33 22 VLF3012AT-330MR27 33 VLF3012AT-470MR22 47 ∗ Rated current: Value obtained when current flows and the temperature has risen to 40°C or when DC current flows and the nominal value of inductance has fallen by 30%, whichever is smaller. • Operating temperature range: –40 to +105°C (Including self-temperature rise) TYPICAL ELECTRICAL CHARACTERISTICS INDUCTANCE vs ...
Page 2
... All specifications are subject to change without notice. VLF Series VLF3012A Type VLF3012AT-4R7MR74 0.0 1.0 1.2 VLF3012AT-100MR49 0.6 0.7 0.8 0.0 VLF3012AT-220MR33 0.5 0.6 0.0 VLF3012AT-470MR22 0.00 0.3 0.4 001-03 / 20050904 / e531_vlf3012a.fm 0.2 0.4 0.6 0.8 1.0 DC current ( A ) 0.1 0.2 0.3 0.4 0.5 0.6 DC current ( A ) 0.1 0.2 0.3 ...