VLS4012ET-4R7M TDK Corporation, VLS4012ET-4R7M Datasheet - Page 2

• Manufacturer Part Number: VLS4012ET-4R7M
• Description: INDUCTOR POWER 4.7UH 1.4A SMD
• Manufacturer: TDK Corporation
• Series: VLSr

Specifications of VLS4012ET-4R7M

• Inductance: 4.7µH
• Tolerance: ±20%
• Shielding: Shielded
• Package / Case: 0.157" L x 0.157" W x 0.047" H (4.00mm x 4.00mm x 1.20mm)
• Current: 1.4A
• Current - Saturation: 1.4A
• Current - Temperature Rise: 1.9A
• Dc Resistance (dcr): 118 mOhm Max
• 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: 0.118 Ohms
• Dimensions: 4 mm W x 4 mm L x 1.2 mm H
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Self Resonant Freq: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 445-6690-2

TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLS4012ET-2R2M
VLS4012ET-4R7M
VLS4012ET-100M
VLS4012ET-220M
VLS4012ET-470M
• All specifications are subject to change without notice.
60.0
50.0
40.0
30.0
20.0
10.0
12.0
10.0
25.0
20.0
15.0
10.0
2.5
2.0
1.5
1.0
0.5
0.0
5.0
4.0
3.0
2.0
1.0
0.0
5.0
0.0
0.0
8.0
6.0
4.0
2.0
0.0
0
0
0
0
0
0.1
0.1
0.2
0.5
0.2
0.5
0.2
0.4
0.3
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
1
0.3
0.6
0.4
1
0.5
1.5
0.4
0.8
0.6
0.5
1
1.5
2
0.7
0.8
0.6
1.2
VLS4012ET-3R3M
VLS4012ET-6R8M
VLS4012ET-150M
VLS4012ET-330M
TEST CIRCUIT
1: LCR meter 4285A f=1MHz
2: DC constant current
2
20.0
15.0
10.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
5.0
0.0
5.0
0.0
A
0
0
0
0
Sample
L=0.1H
0.2
0.1
C=20,000µF
0.2
0.4
0.5
0.2
0.6
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
1
0.3
0.4
0.8
1
0.4
001-01 / 20100212 / e531_vls4012e.fm
1
0.6
0.5
1.5
1.2
0.6
0.8
1.4
0.7
(2/2)