HALOGEN
High Current Power Inductors
HCM1104 Series
HF
Pb
FREE
Applications
• Voltage Regulator Module (VRM)
SMD Device
• Multi-phase regulators
• Point-of-load modules
• Desktop and server VRMs and EVRDs
• Base station equipment
• Notebook regulators
• Battery power systems
• Graphics cards
Description
• Data networking and storage systems
• Halogen free, lead free, RoHS compliant
• 125°C maximum total operating temperature
• 11.5x 10.3 x 4.0mm maximum surface mount package
• Powder Iron core material
Environmental Data
• Storage temperature range: -55°C to +125°C
• Operating temperature range: -55°C to +125°C
(ambient plus self temperature rise)
• Solder reflow temperature: J-STD-020D compliant
• Magnetically shielded, low EMI
Packaging
• High current carrying capacity, low core losses
• Inductance range 0.20µH to 10.0µH
• Current range from 7.5 to 45 Amps
• Frequency range up to 5MHz
• Supplied in tape and reel packaging, 850 parts per 13” reel
Product Specifications
3
4, 5
Part
Number7
OCL1
FLL2 Min
I
I
DCR (mΩ)
DCR (mΩ)
rms
sat
2ꢀ0 (μH)
0.20
0.36
0.45
0.56
0.90
1.0
1.5
2.2
3.3
4.7
(μH)
0.13
0.23
0.29
0.36
0.58
0.56
0.84
1.23
1.85
2.63
5.60
(Amps)
@25°C (Amps)
@2ꢀ°C Nominal
0.63
@2ꢀ°C Maximum
K-factor6
411
269
219
230
236
378
310
253
HCM1104-R20-R
HCM1104-R36-R
HCM1104-R45-R
HCM1104-R56-R
HCM1104-R90-R
HCM1104-1R0-R
HCM1104-1R5-R
HCM1104-2R2-R
HCM1104-3R3-R
HCM1104-4R7-R
HCM1104-100-R
32
30
29
25
22
18
16
12
45
42
36
32
28
28
32
18
16
15
8.5
0.72
1.20
1.23
1.80
2.50
3.30
4.20
7.00
11.8
20.0
30.0
1.04
1.07
1.56
2.17
3.00
3.80
6.00
10.8
10
8.5
7.5
220
175
116
17.0
27.0
10.0
1. Open Circuit Inductance (OCL) Test Parameters: 100kHz, 0.25V , 0.0Adc @ 25°C.
rms
4. I : Peak current for approx. 20% rolloff at +25°C - HCM1104-R20-R to HCM1104-R90-R.
sat
2. Full Load Inductance (FLL) Test Parameters: 100kHz, 0.25V , I @ 25°C.
rms sat
5. I : Peak current for approx. 30% rolloff at +25°C - HCM1104-1R0-R to HCM 1104-100-R.
sat
3. I : DC current for an approximate temperature rise of 40°C without core loss. Derating is
rms
6. K-factor: Used to determine B for core loss (see graph). B = K * L * ΔI. B
(Gauss), K: (K-factor from table), L: (Inductance in μH), ΔI (Peak-to-peak ripple current in Amps).
7. Part Number Definition: HCM1104-xxx-R
:
p-p
p-p
p-p
necessary for AC currents. PCB layout, trace thickness and width, air-flow and proximity of other
heat generating components will affect the temperature rise. It is recommended that the
temperature of the part not exceed 125°C under worst case operating conditions verified in the
end application.
- HCM1104 = Product code and size
- xxx= Inductance value in μH, R = decimal point
- “-R” suffix = RoHS compliant
0312 BU-SB12258
Page 1 of 6
Data Sheet: 4370