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INDUCTORS
001-01 / 20131101 / inductor_automotive_power_vlm_en.fm
• All specifications are subject to change without notice.
Overview of the VLM Series
RECOMMENDED REFLOW PROFILE
Preheating Soldering Peak
Temp. Time Temp. Time Temp. Time
T1 T2 t1 T3 t2 T4 t3
150°C 180°C 60 to 120s 230°C 30s 250°C 5s
Natural
cooling
t3
t1
Preheating
t2
Soldering
T3 T3
T4
T2
T1
t: Time
Peak
T: Temperature
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INDUCTORS
001-01 / 20131101 / inductor_automotive_power_vlm_en.fm
• All specifications are subject to change without notice.
VLM series
VLM10555-2H Type
SHAPE & DIMENSIONS
RECOMMENDED LAND PATTERN
Dimensions in mm
1.2±0.1
1R8M
10.6±0.2
1.3±0.21.3±0.2
10.5max. 5.4±0.2 2.2±0.2 1.3±0.1
Dimensions in mm
6.13.0 1.9
1.8
3.4 2.62.6
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INDUCTORS
001-01 / 20131101 / inductor_automotive_power_vlm_en.fm
• All specifications are subject to change without notice.
VLM series
VLM10555-2H Type
ELECTRICAL CHARACTERISTICS
CHARACTERISTICS SPECIFICATION TABLE

Rated current: smaller value of either Idc1 or Idc2.
Idc1: When based on the inductance change rate (25% below the initial value)
Idc2: When based on the temperature increase (Temperature increase of 40°C by self heating)
Measurement equipment
Equivalent measurement equipment may be used.
L
Measuring
frequency
(kHz)
DC resistance
Rated current(A)
Part No.
max. typ.
(μH) Tolerance (m )
%)
Idc1 Idc2
1.8 ±20% 100 5.6 ±15 18 8.8 VLM10555T-1R8M8R8-2H
2.5 ±20% 100 6.7 ±15 15 8 VLM10555T-2R5M8R0-2H
3.3 ±20% 100 8.3 ±15 12 7.2 VLM10555T-3R3M7R2-2H
4.3 ±20% 100 8.3 ±15 9 7.2 VLM10555T-4R3M7R2-2H
Measurement item Product No. Manufacturer
L 4194A Agilent Technologies
DC resistance 3220 HIOKI
Rated current Idc1 3260B+3265B Wayne Kerr Electronics

VLM10555T-R45M110-3H

Mfr. #:
Manufacturer:
TDK
Description:
Fixed Inductors 450nH 2.6mohms 40A PWR Wound Automotive
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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