HCNR SERIES-B
HCUN0403A series-BLR Standard Specifications

Features:

  • RoHS Compliant
  • Super low resistance, ultra high current rating
  • High performance (Isat) realized by metal dust core

Applications:

  • Laptops and PCs
  • Switchs and servers
  • Base stations
  • DC/DC converters
  • New energy vehicles
  • 5G

Ordering Code:

  1. Type
  2. Dimensions
  3. Material code
  4. Inductance
  5. Inductance Tolerance
  6. Tail code

 J : ±5%    K : ±10% L : ±15%
M : ±20% Y : ±25% T : ±30%

Shape and Dimensions

Recommended Pattern

Dimensions in mm

TYPEABCDEFGHL
HCUN0402A-B4.1±0.24.1±0.21.9±0.23.4±0.30.88±0.31.6±0.31.43.83.4
HCUN0403A-B4.1±0.254.1±0.252.8±0.33.4±0.30.88±0.31.6±0.31.43.83.4
HCUN0502A-B5.5±0.25.3±0.21.9±0.24.3±0.31.1±0.32.3±0.32.04.74.5
HCUN0503A-B5.5±0.25.3±0.22.9±0.24.3±0.31.1±0.32.3±0.32.04.74.5
HCUN0505A-B5.5±0.25.3±0.24.8±0.24.3±0.31.1±0.32.3±0.32.04.74.5
HCUN0603A-B6.6±0.26.4±0.22.8±0.2
L≤1.2μH
See SPEC1.4±0.32.6±0.32.55.65.6
2.9±0.2
L≥1.5μH
HCUN0605A-B6.6±0.26.4±0.24.8±0.2See SPEC1.4±0.32.6±0.32.55.65.6
HCUN0606A-B6.6±0.26.4±0.25.8±0.25.3±0.31.4±0.32.6±0.32.55.65.6
HCUN0703A-B7.8±0.257.6±0.22.9±0.2See SPEC1.75±0.33.15±0.32.87.27.4
HCUN0707A-B7.8±0.257.6±0.256.7±0.3See SPEC1.75±0.33.15±0.32.87.27.4
HCUN1508A-B16.5±0.315.5±0.37.7±0.313.2±0.53.2±0.37.4±0.56.015.015
HCUN1510A-B16.5±0.315.5±0.39.7±0.313.2±0.53.2±0.37.4±0.56.015.015
HCUN0403A series-BLR Standard Specifications
Part No.InductanceTest Freq.DCR(mΩ)Isat(A)Irms(A)Marking
(μH)MaxTypTyp
HCUN0403A-R75M-BLR0.75 100kHz,0.1V10.89.0 10.0 R75
HCUN0403A-3R3M-BLR3.30 100kHz,0.1V28.65.5 6.6 3R3
HCUN0403A-4R7M-BLR4.70 100kHz,0.1V44.14.5 5.1 4R7
HCUN0403A-6R8M-BLR6.80 100kHz,0.1V74.13.6 3.9 6R8
NOTE:    □-tolerance   M=±20% / T=±30%
1.Operating temperature range -40℃~125℃(Including self – temperature rise)
2.Saturation Current (Isat) will cause L0 to drop approximately 30%.(Internal control standards at 40% max)
3.Irms for a 40℃ temprature rise from 25℃ ambient.
4.Operating voltage: 0 – 55 V
Packaging Specifications

Dimensions in mm

TYPETape  DimensionsQuantity PCS/REEL
WPA0B0K0EP0P2
04021284.44.42.31.75423000
04031284.44.43.31.75422000
050212865.72.31.75423000
05031686.05.73.31.75422000
05051686.05.75.31.75421500
0603161276.83.31.75421000
0605161276.85.31.7542800
0606161276.86.31.7542750
070316128.283.31.75421500
070716128.287.31.7542700
1508322417168.51.7542200
15103224171610.51.7542150
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