VLS2012ET-4R7M TDK Corporation, VLS2012ET-4R7M Datasheet - Page 2

• Manufacturer Part Number: VLS2012ET-4R7M
• Description: INDUCTOR POWER 4.7UH .78A SMD
• Manufacturer: TDK Corporation
• Series: VLSr

Specifications of VLS2012ET-4R7M

• Inductance: 4.7µH
• Tolerance: ±20%
• Shielding: Shielded
• Package / Case: 0.079" L x 0.079" W x 0.047" H (2.00mm x 2.00mm x 1.20mm)
• Current: 780mA
• Current - Saturation: 780mA
• Current - Temperature Rise: 840mA
• Dc Resistance (dcr): 336 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: 0.78 Amp
• Maximum Dc Resistance: 0.336 Ohms
• Dimensions: 2 mm W x 2 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: 445-6604-2

TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS
VLS2012ET-1R0N
VLS2012ET-2R2M
VLS2012ET-4R7M
VLS2012ET-100M
VLS2012ET-220M
• All specifications are subject to change without notice.
12.0
10.0
25.0
20.0
15.0
10.0
5.0
4.0
3.0
2.0
1.0
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.5
2.0
1.5
1.0
0.5
0.0
8.0
6.0
4.0
2.0
0.0
5.0
0.0
0
0
0
0
0
0.05
0.2
0.1
0.2
0.1
0.5
0.4
0.2
0.15
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
DC current ( A )
0.4
0.6
0.3
0.2
1
0.8
0.25
0.6
0.4
0.3
1
1.5
0.5
0.35
0.8
1.2
0.6
0.4
VLS2012ET-1R5N
VLS2012ET-3R3M
VLS2012ET-6R8M
VLS2012ET-150M
TEST CIRCUIT
1: LCR meter 4285A f=1MHz
2: DC constant current
2
16.0
14.0
12.0
10.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
8.0
6.0
4.0
2.0
0.0
A
0
0
0
0
Sample
L=0.1H
0.2
0.1
0.2
0.1
C=20,000µF
0.4
0.2
0.4
DC current ( A )
0.6
DC current ( A )
DC current ( A )
DC current ( A )
0.2
1
0.3
0.8
0.6
0.4
001-01 / 20100212 / e531_vls2012e.fm
0.3
1
0.5
0.8
1.2
0.4
0.6
1
1.4
0.7
0.5
(2/2)