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Specifications
Current Rating:
350mA
Inductance:
33uH
Tolerance:
±5%
Frequency - Self Resonant:
18MHz
Current - Saturation (Isat):
-
DC Resistance(DCR):
1.7Ω
Ratings:
-
Q @ Frequency:
10@2.52MHz
Mfr. Part #:
FHW1812IF330JST
Package:
1812
Key Attributes
Model Number:
FHW1812IF330JST
Product Description
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 electrical characteristics. They are manufactured with high-quality materials and undergo rigorous testing to ensure compliance with industry standards.
Product Attributes
- Product Series: FHW1812IF
- Type: Wire Wound Chip Inductor
- Core Material: Ferrite (Ni-Zn ferrite)
- Terminal Material: Tin (Sn)
- Encapsulation: UV Adhesive Resin
- Marking Ink: UV printing ink
- Manufacturing Origin: China (implied by Chinese text)
- Compliance: RoHS directive
Technical Specifications
Dimensions (Size 4532/1812):
| 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 Composition: FHW 1812 IF R33 J S T
- Series: Wire Wound Inductor Series
- Dimensions: 1812
- Material: IF - Ferrite core
- Inductance: e.g., 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 Value 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 |
represents the nominal inductance accuracy level: J (5%); K (10%).
Reliability Testing Items:
| No. | Item | Requirements | Test Methods and Remarks |
|---|---|---|---|
| 1 | Test Standard Conditions | a) Temperature: 15+35 ; b) Relative humidity: 25%75%; c) Pressure: 86 kPa106 kPa. For disputes: 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, 2 hours in each direction (X, Y, Z). |
| 6 | Adhesion of electrode | No visible mechanical damage. No electrode detachment after test. | Weld on PCB, apply force as shown in diagram. 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 on test substrate, apply force vertically. Bend down (20.2) mm at (10.5) mm/s, hold for (201) s. |
| 13 | Solvent Resistance | No visible mechanical damage. Inductance change 5%. Q value change 10%. | Soak in isopropyl alcohol at 235 for 50.5 min. |
Note: Electrical performance tests should be conducted within 48 hours after placing at room temperature for at least 2 hours.
Packaging:
- Reel dimensions (Unit: mm): A typ. 330, B typ. 98, C typ. 13, D typ. 12.4 (for 1812 size)
- Taping dimensions (Unit: mm for 1812): W 12.00, E 1.75, F 5.50, D0 1.55, D1 1.50, P0 4, P1 8, P2 2, P010 40, t 0.25, A0 3.22, B0 4.82, K0 2.98
- Peeling off force: 20g100g (for 1812 series)
- Test condition: Peeling speed: 300mm/min10%, Angle: 165180.
- Packaging quantity (Unit: Pcs): 1812 size: 2000 per Reel, 10000 per Box (5 boxes), 30000 per Case (6 boxes).
Recommended Soldering Conditions:
- Method: Reflow soldering.
- Flux: Rosin-based flux; avoid strong acidic flux with halide content >0.2(wt)%.
- Solder: Lead-free solder (96.5Sn /3.0Ag/0.5Cu).
- Temperature difference during pre-heating: Max 150 between product surface and solder.
- Temperature difference during cooling: Max 100 between product surface and solvent.
- Manual Soldering: Iron temperature: 350 (Max), Power: 30W (Max), Time: <5S. Avoid touching coil and encapsulation layer.
Cleaning:
- Temperature: 60 (Max)
- Time: 5 minutes (Max)
- Ultrasonic power: 200W (Max)
Storage Requirements:
- Storage Period: Within 1 year from the inspection date by the inductor company. If exceeding 1 year, check solder ability before use.
- Storage Conditions: Temperature: -10 +40, Relative Humidity: 30 70%. Store away from corrosive substances (sulfur, chlorine gas, acid). Keep sealed and away from heat shock, vibration, and direct sunlight.
Usage Of ODS (Ozone Depleting Substances): The company does not use ODS such as CCl4, HCFC in its production process.
Notes:
- Products comply with RoHS directive.
- This specification guarantees product quality as a single unit. Ensure your product has been evaluated and confirmed when mounting our product.
- The company is not liable for failures caused by uses deviating from this specification.
- Do not touch the coil with sharp objects like tweezers to prevent wire breakage.
2410121310_FH-FHW1812IF330JST_C394127.pdf
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