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Specifications
Current Rating:
90mA
Inductance:
1mH
Tolerance:
±10%
Frequency - Self Resonant:
1.4MHz
Current - Saturation (Isat):
-
DC Resistance(DCR):
16.5Ω
Ratings:
-
Q @ Frequency:
6@252kHz
Mfr. Part #:
FHW1812IF102KST
Package:
1812
Key Attributes
Model Number:
FHW1812IF102KST
Product Description
Product Overview
The FHW1812IF series are wire wound chip inductors featuring a ferrite core construction. These inductors are designed for various electronic applications and are available in the 1812 size. They offer a range of inductance values with specified tolerances and electrical characteristics, suitable for surface mount technology. The product is manufactured with materials like ferrite, silver, nickel, tin, copper wire, UV adhesive, and UV printing ink, ensuring reliable performance and durability.
Product Attributes
- Product Series: FHW1812IF
- Type: Wire Wound Chip Inductor
- Core Material: Ferrite (Ni-Zn ferrite)
- Terminal Material: Tin (S)
- Packaging Type: Tape & Reel (T)
- RoHS Compliance: Yes
Technical Specifications
Dimensions
| Size | L (Max) | W (Max) | T (Max) | A | B | C | D | E |
|---|---|---|---|---|---|---|---|---|
| 4532 (1812) | 4.80 (0.189) mm | 3.40 (0.134) mm | 3.15 (0.124) mm | 2.53 (0.100) mm | 0.65 (0.026) mm | 3.05 (0.120) mm | 1.14 (0.045) mm | 3.00 (0.118) mm |
Product Model Structure
FHW1812IF R33 J S T
- Wire Wound Inductor Series
- Dimensions: 1812
- Material: IF - Ferrite core
- Inductance: R33=0.33H, 1R0=1.0H, 100=10H, 221=220H, 102=1000H
- Tolerance: J=5%, K=10%
- Terminal: S - Tin
- Packaging: T - Tape & Reel
Electrical Characteristics List
| Part NO. | Accuracy Grade | Inductance (H) | Ls Test Frequency (MHz) | Q Value (Min) | Q Test Frequency (MHz) | Rdc () max | Test Voltage (mV) | SRF (MHz) min | Idc (mA) max |
|---|---|---|---|---|---|---|---|---|---|
| FHW1812IFR33ST | J, K | 0.33 | 25.2 | 10 | 25.2 | 0.13 | 500 | 380 | 1000 |
| FHW1812IFR56ST | J, K | 0.56 | 25.2 | 10 | 25.2 | 0.15 | 500 | 300 | 1000 |
| FHW1812IFR82ST | J, K | 0.82 | 25.2 | 10 | 25.2 | 0.20 | 500 | 250 | 1000 |
| FHW1812IF1R0ST | J, K | 1.0 | 7.96 | 15 | 7.96 | 0.22 | 500 | 200 | 1000 |
| FHW1812IF1R2ST | J, K | 1.2 | 7.96 | 15 | 7.96 | 0.35 | 500 | 200 | 1000 |
| FHW1812IF1R5ST | J, K | 1.5 | 7.96 | 15 | 7.96 | 0.32 | 500 | 180 | 1000 |
| FHW1812IF1R8ST | J, K | 1.8 | 7.96 | 15 | 7.96 | 0.35 | 500 | 160 | 950 |
| FHW1812IF2R2ST | J, K | 2.2 | 7.96 | 15 | 7.96 | 0.37 | 500 | 150 | 900 |
| FHW1812IF2R7ST | J, K | 2.7 | 7.96 | 15 | 7.96 | 0.37 | 500 | 145 | 850 |
| FHW1812IF3R3ST | J, K | 3.3 | 7.96 | 15 | 7.96 | 0.48 | 500 | 140 | 800 |
| FHW1812IF3R9ST | J, K | 3.9 | 7.96 | 15 | 7.96 | 0.60 | 500 | 135 | 750 |
| FHW1812IF4R7ST | J, K | 4.7 | 7.96 | 15 | 7.96 | 1.00 | 500 | 120 | 700 |
| FHW1812IF5R6ST | J, K | 5.6 | 7.96 | 15 | 7.96 | 0.55 | 500 | 110 | 650 |
| FHW1812IF6R8ST | J, K | 6.8 | 7.96 | 15 | 7.96 | 0.80 | 500 | 80 | 600 |
| FHW1812IF8R2ST | J, K | 8.2 | 7.96 | 10 | 7.96 | 0.85 | 500 | 70 | 600 |
| FHW1812IF100ST | J, K | 10 | 2.52 | 10 | 2.52 | 1.00 | 500 | 65 | 550 |
| FHW1812IF120ST | J, K | 12 | 2.52 | 10 | 2.52 | 1.10 | 500 | 55 | 550 |
| FHW1812IF150ST | J, K | 15 | 2.52 | 10 | 2.52 | 1.20 | 500 | 35 | 500 |
| FHW1812IF180ST | J, K | 18 | 2.52 | 10 | 2.52 | 1.20 | 500 | 29 | 500 |
| FHW1812IF220ST | J, K | 22 | 2.52 | 10 | 2.52 | 1.30 | 500 | 20 | 450 |
| FHW1812IF270ST | J, K | 27 | 2.52 | 10 | 2.52 | 1.50 | 500 | 20 | 400 |
| FHW1812IF330ST | J, K | 33 | 2.52 | 10 | 2.52 | 1.70 | 500 | 18 | 350 |
| FHW1812IF390ST | J, K | 39 | 2.52 | 10 | 2.52 | 1.80 | 500 | 14 | 350 |
| FHW1812IF470ST | J, K | 47 | 2.52 | 10 | 2.52 | 2.00 | 500 | 10 | 300 |
| FHW1812IF560ST | J, K | 56 | 2.52 | 10 | 2.52 | 2.20 | 500 | 10 | 290 |
| FHW1812IF680ST | J, K | 68 | 2.52 | 10 | 2.52 | 2.40 | 500 | 5.4 | 260 |
| FHW1812IF820ST | J, K | 82 | 2.52 | 10 | 2.52 | 2.80 | 500 | 5.2 | 240 |
| FHW1812IF101ST | J, K | 100 | 0.796 | 10 | 0.796 | 3.00 | 500 | 4.0 | 220 |
| FHW1812IF121ST | J, K | 120 | 0.796 | 10 | 0.796 | 3.30 | 500 | 3.3 | 220 |
| FHW1812IF151ST | J, K | 150 | 0.796 | 10 | 0.796 | 3.70 | 500 | 3.0 | 200 |
| FHW1812IF181ST | J, K | 180 | 0.796 | 10 | 0.796 | 4.50 | 500 | 3.0 | 200 |
| FHW1812IF221ST | J, K | 220 | 0.796 | 10 | 0.796 | 8.00 | 500 | 2.5 | 170 |
| FHW1812IF271ST | J, K | 270 | 0.796 | 10 | 0.796 | 8.50 | 500 | 2.2 | 160 |
| FHW1812IF331ST | K | 330 | 0.796 | 10 | 0.796 | 9.00 | 500 | 2.0 | 150 |
| FHW1812IF391ST | K | 390 | 0.796 | 10 | 0.796 | 9.50 | 500 | 1.8 | 130 |
| FHW1812IF471ST | K | 470 | 0.796 | 8 | 0.796 | 10.4 | 500 | 1.6 | 120 |
| FHW1812IF561ST | K | 560 | 0.796 | 8 | 0.796 | 12.5 | 500 | 1.5 | 110 |
| FHW1812IF681ST | K | 680 | 0.796 | 8 | 0.796 | 14.0 | 500 | 1.5 | 100 |
| FHW1812IF751ST | K | 750 | 0.796 | 8 | 0.796 | 14.5 | 500 | 1.5 | 95 |
| FHW1812IF821ST | K | 820 | 0.796 | 8 | 0.796 | 15.0 | 500 | 1.5 | 95 |
| FHW1812IF102ST | K | 1000 | 0.252 | 6 | 0.252 | 16.5 | 500 | 1.4 | 90 |
indicates nominal inductance accuracy level: J (5%); K (10%).
Reliability Testing Items
| No. | Items | Requirements | Test Methods and Remarks |
|---|---|---|---|
| 1 | Test Standard Conditions | Unless otherwise specified, all tests and measurements shall be carried out in the following conditions: a) Temperature: 15+35 ; b) Relative humidity: 25%75%; c) Pressure: 86 kPa106 kPa. Under the above conditions, if disputes arise, conduct tests according to the following conditions: a) Temperature: 201; b) Relative humidity: 63%67%; c) Pressure: 86 kPa106 kPa. | |
| 2 | Operating Temperature Range | -40+85 | FHW-IF series |
| 3 | Solder ability | No visible mechanical damage; Electrode surface solder coverage 80%. | Dip pads in flux and dip in solder pot (96.5Sn/3.0Ag/0.5Cu) at 2455 for 51s. |
| 4 | Resistance to Soldering Heat | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Dip pads in flux and dip in solder pot (96.5Sn/3.0Ag/0.5Cu) at 2605 for 101s. |
| 5 | Vibration | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Amplitude 1.5mm, frequency 10~55Hz, for 2h in each of three (X, Y, Z) axes. |
| 6 | Adhesion of electrode | No visible mechanical damage; Electrode did not fall off after test. | Weld the product on the PCB board, and apply force as shown in the diagram, direction and requirement. For 1812IF Series: 20 N, Keep time: (101)s, Speed: 1.0 mm/s. |
| 7 | Low temperature resistance | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Subjected to -402 for 1000 +24/-0 h. |
| 8 | High temperature resistance | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Subjected to +855 for 1000 +24/-0 h. |
| 9 | Temperature Shock | No visible mechanical damage; Inductance change 5%; Q value change 10%. | +85 30 minutes -40 30 minutes, 100 Cycles. |
| 10 | High temperature load | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Store at 852 for 1000 +24/-0 h with rated current applied. |
| 11 | Static Humidity | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Subjected to 90%95% RH at 602 for 1000 +24/-0 h. |
| 12 | Bending strength | No visible mechanical damage. | Install the inductor on the test substrate; Apply force in the vertical direction. The epoxy plate should bend down to (20.2) mm at a bending rate of (10.5) mm/s, Keep time (201) sec. |
| 13 | Solvent Resistance | No visible mechanical damage; Inductance change 5%; Q value change 10%. | Soak in isopropyl alcohol solution at 235 for 50.5 min. |
Note: Items tested for electrical performance should be tested within 48 hours after placing at room temperature for at least 2 hours.
Product Packaging
| Size | Per Reel | Per Box | Per Case |
|---|---|---|---|
| 1812 | 2000 | 10000 (5 boxes) | 30000 (3 case boxes) |
Recommended Soldering Conditions
Reflow Soldering:
- Flux: Rosin-based flux. Avoid highly acidic flux with halide content exceeding 0.2(wt)%.
- Solder: Lead-free solder (96.5Sn /3.0Ag/0.5Cu).
- Temperature Difference: Max 150 between product surface and solder during pre-heating. Max 100 between product surface and solvent during cooling.
Manual Soldering:
- Soldering Iron Temperature: 350 (Max)
- Power: 30W (Max)
- Soldering Time: < 5S (Avoid touching coil and encapsulation layer)
Cleaning Conditions
- Cleaning Temperature: 60 (Max)
- Cleaning Time: 5 minutes (Max)
- Ultrasonic Power: 200W (Max)
Storage Requirements
- Storage Period: Within 1 year from the factory inspection date. If exceeding 1 year, check solderability before use.
- Storage Conditions: Temperature: -10 ~ +40, Relative Humidity: 30 ~ 70%. Store in a sealed package, away from corrosive substances, heat shock, vibration, and direct sunlight.
Usage Of ODS (Ozone Depleting Substances)
The company does not use ODS such as CCl4 (Carbon Tetrachloride) and HCFC in its production process.
Notes
- Products comply with RoHS directive.
- Ensure your product has been evaluated and confirmed against your specifications when our product is mounted.
- The company does not warrant against failure caused by any use deviating from the intended use described in this specification.
- Do not touch the wire with sharp objects such as tweezers to prevent wire breakage.
2410121310_FH-FHW1812IF102KST_C394145.pdf
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