VLF3012ST-2R2M1R4 TDK Corporation, VLF3012ST-2R2M1R4 Datasheet - Page 2

• Manufacturer Part Number: VLF3012ST-2R2M1R4
• Description: INDUCTOR POWER 2.2UH 1.4A SMD
• Manufacturer: TDK Corporation
• Series: VLFr

Specifications of VLF3012ST-2R2M1R4

• Inductance: 2.2µH
• Tolerance: ±20%
• Current: 1.4A
• Current - Temperature Rise: 1.9A
• Shielding: Shielded
• Dc Resistance (dcr): 72 mOhm Max
• Package / Case: 0.118" L x 0.110" W x 0.047" H (3.00mm x 2.80mm x 1.20mm)
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 105°C
• Frequency - Test: 1MHz
• Applications: Power Line
• Test Frequency: 1 MHz
• Maximum Dc Current: 1.4 Amps
• Maximum Dc Resistance: 0.072 Ohms
• Dimensions: 3 mm W x 2.8 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: 445-4200-2

TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLF3012ST-3R3M1R1
VLF3012ST-6R8MR78
VLF3012ST-150MR49
TEST CIRCUIT
• All specifications are subject to change without notice.
1: LCR meter 4285A f=1MHz
2: DC constant current
2
20
15
10
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
7
6
5
4
3
2
1
0
5
0
A
0
0
0
Sample
L=0.1H
0.2
0.1
0.2
C=20,000µF
0.4
0.2
DC current ( A )
DC current ( A )
DC current ( A )
1
0.4
0.6
0.3
0.8
0.6
0.4
1.0
0.8
0.5
1.2
VLF3012ST-4R7MR91
VLF3012ST-100MR59
VLF3012ST-220MR43
14
12
10
25
20
15
10
6
5
4
3
2
1
0
8
6
4
2
0
5
0
0
0
0
0.2
0.1
0.2
0.4
DC current ( A )
DC current ( A )
DC current ( A )
0.2
0.4
0.6
0.3
001-03 / 20080821 / e531_vlf3012s.fm
0.8
0.6
0.4
1.0
0.5
(2/2)