VLF4012AT-220MR51 TDK Corporation, VLF4012AT-220MR51 Datasheet - Page 2

• Manufacturer Part Number: VLF4012AT-220MR51
• Description: INDUCTOR POWER 22UH .51A SMD
• Manufacturer: TDK Corporation
• Series: VLFr

Specifications of VLF4012AT-220MR51

• Inductance: 22µH
• Tolerance: ±20%
• Shielding: Shielded
• Current: 510mA
• Current - Temperature Rise: 510mA
• Dc Resistance (dcr): 820 mOhm Max
• Package / Case: 0.146" L x 0.138" W x 0.047" H (3.70mm x 3.50mm 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: 0.52 Amp
• Maximum Dc Resistance: 0.82 Ohms
• Dimensions: 3.7 mm W x 3.5 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: 445-3239-2

TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLF4012AT-3R3M1R3
VLF4012AT-6R8MR96
VLF4012AT-150MR63
VLF4012AT-330MR39
TEST CIRCUIT
• All specifications are subject to change without notice.
1: LCR meter 4285A=100kHz
2: DC constant current
2
8.0
6.0
4.0
2.0
0.0
20
15
10
50
40
30
20
10
4.0
3.0
2.0
1.0
0.0
5
0
0
A
0.0
0.0
0.0
0.0
Sample
L=0.1H
0.1
0.2
0.1
0.2
C=20,000 F
0.4
0.2
0.2
0.4
0.6
0.3
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
1
0.8
0.4
0.3
0.6
1.0
0.5
0.4
0.8
1.2
0.6
1.4
0.5
1.0
0.7
1.6
0.8
0.6
1.2
1.8
VLF4012AT-4R7M1R1
VLF4012AT-100MR79
VLF4012AT-220MR51
VLF4012AT-470MR30
6.0
5.0
4.0
3.0
2.0
1.0
0.0
12
10
30
25
20
15
10
60
50
40
30
20
10
8
6
4
2
0
5
0
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
0.0
0.0
0.0
0.2
0.1
0.1
0.4
0.2
0.6
DC current ( A )
DC current ( A )
0.2
DC current ( A )
DC current ( A )
0.3
0.8
0.4
0.3
001-03 / 20060415 / e531_vlf4012a.fm
1.0
0.5
1.2
0.4
0.6
1.4
0.7
0.5
1.6
(2/2)