Chip Coils

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O05E.pdf
08.9.2
Chip Coils for DC-DC Converter Monolithic Type
LQM2HP_J0 Series (1008 Size)
■ Features
1. Large rated current of 1500mA (1.0 micro H)
2. Small size in 2.5x2.0mm and low profile in
1.2mm max.
3. Low DC resistance is realized.
4. Magnetically shielded structure
5. Applicable soldering methods are both flow
soldering and reflow soldering.
■ Dimensions
0.6±0.2
2.5±0.2
1.1±0.1
2.0±0.2
■ Applications
DC-DC converter circuits for mobile equipment
(in mm)
■ Rated Value (p: packaging code)
Part Number Inductance Test Frequency Rated Current DC Resistance Self Resonance Frequency (min.)
8
LQM2HPN1R0MJ0p 1.0µH±20% 1MHz 1500mA 0.09ohm±25% 70MHz
LQM2HPN2R2MJ0p 2.2µH±20% 1MHz 1000mA 0.12ohm±25% 40MHz
LQM2HPN3R3MJ0p 3.3µH±20% 1MHz 1000mA 0.12ohm±25% 30MHz
Operating Temperature Range: -55°C to +125°C
■ Inductance - Frequency Characteristics
10
■ Inductance - Current Characteristics
10
3.3µH
2.2µH
3.3µH
Inductance (µH)
1
1.0µH
Inductance (µH)
1
2.2µH
1.0µH
0.1
0.1 1 10 100
Frequency (MHz)
0.1
10 100 1000 10000
DC Current (mA)
66