Product Overview
This product is a vertical choke inductor designed for general electronic equipment, including audio-video devices, office automation, and home appliances. It offers reliable performance and is manufactured by Dongguan Xiangru Electronics Co., Ltd.
Product Attributes
- Brand: DONGGUAN XIANGRU ELECTRONICS CO.,LTD
- Origin: Dongguan, China
- Certifications: UL (for heat-shrinkable tube)
Technical Specifications
| OUR PART NO | CUSTOMER P/N | DESCRIPTION | OUR PART NAME | Appearance (mm) | Electrical Parameters | Winding Structure | Material List |
| XR9*12-471K-L | 9*12-470UH10% | 9*12-470UH10% 5MM 0.3 | A: 11.0 MAX, B: 15.0 MAX, C: 0.650.1, D: 15.02.0, E: 5.00.5 | Inductance (L): 470uH10% at 25 1KHZ/0.25V DCR: 0.85 MAX at 25 1KHz/0.25V Isat: LL0*90% at 25 DC420mA | Winding: N1 Wire: 2UEW-0.30mm Turns: 110.5TS | Wire: 2UEW-F(QA) Tube: HEAT-SHRINKABLE TUBE/125 Core: MgZn DR2W9*12 Solder: Sn:99.3%/Cu:0.7% |
Revision Record
| Date | Modify the content | Checked | Approved |
| 2023-02-09 |
Test Report
| Test Project | Spec | Test Data (1-5) | Test Condition |
| Inductance (L) | 470uH10% | 473, 476, 472, 470, 471 | Room Temp: 25(REF) Relative Humidity: 80%(REF) |
| DCR | 0.85 MAX | 0.54, 0.54, 0.55, 0.53, 0.56 | |
| Isat | LL0*90% | OK, OK, OK, OK, OK |
Matters Needing Attention
1. Applicable in general electronic devices such as AV equipment, OA equipment, home appliances, and information services.
2. The company is not liable for equipment failure caused by using the product in fields other than general electronics.
3. This specification guarantees the quality of the company's product as a single unit. Please evaluate and confirm its performance in your application circuit.
4. Do not apply excessive vibration or mechanical shock.
5. Avoid touching the coil with sharp objects like tweezers to prevent wire breakage.
6. Do not apply excessive pressure during product mounting to prevent core breakage.
7. Use within 6 months of delivery to ensure solderability. If storage exceeds 6 months, reconfirm solderability before use.
8. Storage Conditions:
- Temperature: -25~+40 (with packaging), -25~+85 (component itself)
- Humidity: 30~70%RH (both)
9. Avoid rapid changes in temperature and humidity.
10. Do not store in chemical environments (e.g., sulfuric acid gas, alkaline gas) as it may affect solderability and cause corrosion.
11. Store on pallets to protect from humidity and dust.
12. Avoid heat shock, vibration, and direct sunlight.
2303230930_XR-XR9-12-471K-L_C5380251.pdf
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