VLF3012AT-220MR33 TDK Corporation, VLF3012AT-220MR33 Datasheet
VLF3012AT-220MR33
Manufacturer Part Number
VLF3012AT-220MR33
Description
INDUCTOR POWER 22UH .33A SMD
Manufacturer
TDK Corporation
Series
VLFr
Specifications of VLF3012AT-220MR33
Inductance
22µH
Tolerance
±20%
Shielding
Shielded
Current
330mA
Current - Temperature Rise
490mA
Dc Resistance (dcr)
760 mOhm 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
0.33 Amp
Maximum Dc Resistance
0.76 Ohms
Dimensions
2.6 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
445-3229-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
VLF3012AT-220MR33
Manufacturer:
TDK
Quantity:
220 000
Part Number:
VLF3012AT-220MR33
Manufacturer:
TDK/东电化
Quantity:
20 000
SMD Inductors(Coils)
For Power Line(Wound, Magnetic Shielded)
VLF Series VLF3012A
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 contain no lead and also support lead-free
• It is a product conforming to RoHS directive.
APPLICATIONS
Power souce inductor for mobile devices such as mobile phones,
HDDs, and DSCs
ELECTRICAL CHARACTERISTICS
Part No.
VLF3012AT-1R5N1R2
VLF3012AT-2R2M1R0
VLF3012AT-3R3MR87
VLF3012AT-4R7MR74
VLF3012AT-6R8MR59
VLF3012AT-100MR49
VLF3012AT-150MR41
VLF3012AT-220MR33
VLF3012AT-330MR27
VLF3012AT-470MR22
∗1
∗2
• Operating temperature range: –40 to +105°C (Including self-temperature rise)
TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLF3012AT-1R5N1R2
• Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific
• All specifications are subject to change without notice.
bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.
Mount area: 2.6× 2.8mm
Low profile: 1.2mm max. height
tion for EMC protection.
soldering.
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.
Inductance is at 1/2 Idc1 power distribution. The L vaule at 0A is higher than the guaranteed performance.
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.2
0.4
DC current ( A )
0.6
Inductance
[at 1/2 Idc1]
(µH)
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
0.8
∗2
1.0
±30
±20
Inductance
tolerance(%)
±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
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERN
VLF3012AT-2R2M1R0
2.8±0.2
DC resistance(Ω)
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
0.4
1.2max.
( Include terminal area )
Rated current
Based on inductance
change Idc1 max.
1.2
1.0
0.87
0.74
0.59
0.49
0.41
0.33
0.27
0.22
DC current ( A )
0.6
Dimensions in mm
0.8
002-03 / 20080629 / e531_vlf3012a.fm
∗1
Conformity to RoHS Directive
(A)
1.0
1.2
Based on temperature
rise Idc2 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-220MR33 Summary of contents
Page 1
... VLF3012AT-3R3MR87 3.3 VLF3012AT-4R7MR74 4.7 VLF3012AT-6R8MR59 6.8 VLF3012AT-100MR49 10 VLF3012AT-150MR41 15 VLF3012AT-220MR33 22 VLF3012AT-330MR27 33 VLF3012AT-470MR22 47 ∗1 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. ∗2 Inductance is at 1/2 Idc1 power distribution. The L vaule higher than the guaranteed performance. ...
Page 2
... A L=0. Sample 1: LCR meter 4285A=100kHz 2: DC constant current • All specifications are subject to change without notice. VLF3012AT-4R7MR74 0.0 1.0 1.2 VLF3012AT-100MR49 0.7 0.8 0.0 0.1 VLF3012AT-220MR33 0.5 0.6 0.0 VLF3012AT-470MR22 0.00 0.05 0.4 0.2 0.4 0.6 0.8 1.0 DC current ( A ) 0.2 0.3 ...