Product Overview
The FHW1812IF series is a range of wire-wound chip inductors featuring a ferrite core. Designed for various electronic applications, these inductors offer reliable performance with precise inductance values and tight tolerances. They are suitable for use in demanding environments, as indicated by their extensive reliability testing, including resistance to temperature shock, vibration, and humidity. The product is manufactured with a focus on quality and compliance with RoHS directives.
Product Attributes
- Product Series: FHW1812IF
- Type: Wire Wound Chip Inductor
- Core Material: Ferrite (Ni-Zn ferrite)
- Electrode Material: Silver (Ag), Nickel (Ni), Tin (Sn)
- Wire Material: Copper (Cu)
- Encapsulation Material: UV Adhesive
- Marking Ink: UV printing ink
- Terminal Plating: Tin (Sn)
- Packaging Type: Reel (T)
- Origin: China (implied by manufacturer details)
- Compliance: RoHS compliant
Technical Specifications
| Model | Customer P/N | 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 |
| Size | L (Max) | W (Max) | T (Max) | A | B | C | D | E |
|---|---|---|---|---|---|---|---|---|
| 4532(1812) | 4.80 (0.189) | 3.40 (0.134) | 3.15 (0.124) | 2.53 (0.100) | 0.65 (0.026) | 3.05 (0.120) | 1.14 (0.045) | 3.00 (0.118) |
| Item | Requirements | Test Methods and Remarks |
|---|---|---|
| Operating Temperature Range | -40+85 | FHW-IF series |
| Solder ability | Electrode surface solder coverage: 80% | Dip pads in flux and dip in solder pot (96.5Sn/3.0Ag/0.5Cu) at 2455 for 51s. |
| Resistance to Soldering Heat | 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. |
| Vibration | Inductance change 5%; Q value change 10% | Amplitude 1.5mm, frequency 10~55Hz, 2h in each direction (X, Y, Z). |
| Adhesion of electrode | No electrode detachment after test. | Weld product on PCB, apply force as per diagram. For 1812IF Series: 20 N, Keep time: (101)s, Speed: 1.0 mm/s. |
| Low temperature resistance | Inductance change 5%; Q value change 10% | Subjected to -402 for 1000+24/-0 h. |
| High temperature resistance | Inductance change 5%; Q value change 10% | Subjected to +855 for 1000+24/-0 h. |
| Temperature Shock | Inductance change 5%; Q value change 10% | +85 (30 min) -40 (30 min), 100 Cycles. |
| High temperature load | Inductance change 5%; Q value change 10% | Store at 852 for 1000+24/-0 h with rated current applied. |
| Static Humidity | Inductance change 5%; Q value change 10% | Subjected to 90%95% RH at 602 for 1000+24/-0 h. |
| Bending strength | No visible mechanical damage. | Install on test substrate; apply force vertically. Bend down (20.2) mm at (10.5) mm/s, hold for (201)s. |
| Solvent Resistance | Inductance change 5%; Q value change 10% | Soak in isopropyl alcohol at 235 for 50.5 min. |
| Size | Per Reel | Per Box | Per Case |
|---|---|---|---|
| 1812 | 2000 | 10000 (5 Reel Box) | 30000 (Large 3 Case Box) |
| Specification | Details |
|---|---|
| Soldering Method | Reflow soldering |
| Flux | Rosin-based; avoid strong acidic flux with halide content > 0.2(wt)%. |
| Solder | Lead-free solder (96.5Sn /3.0Ag/0.5Cu). |
| Pre-heating Temperature Difference | Max 150 between product surface and solder temperature. |
| Cooling Temperature Difference | Max 100 between product surface and solvent temperature after soldering. |
| Manual Soldering Temperature | 350 (Max), 30W (Max), < 5s. |
| Cleaning Temperature | 60 (Max) |
| Cleaning Time | 5 minutes (Max) |
| Ultrasonic Power | 200W (Max) |
| Storage Period | 1 year from inspection date. Check solderability if older than 1 year. |
| Storage Temperature | -10 ~ +40 |
| Storage Humidity | 30 ~ 70% RH |
| Storage Conditions | Store in warehouse, avoid corrosive substances, moisture, dust, heat shock, vibration, direct sunlight. Keep sealed. |
2410121310_FH-FHW1812IF1R0JST_C394110.pdf
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