Technical Documents
PDF / CAD
RoHS Compliant · Lead-Free
EIA-481 Standard
Bourns Inc. SRR1003-391Y
MPN SRR1003-391Y
Active
Spot Stock · 24-48h Dispatch
100% Original Sealed
Factory Allocation · Direct Sourcing
MOQ: 1 pcs
Logistics: DHL / FedEx DAP (Global Express · 3-7d)
Russia & CIS DDP (Door-to-Door Cleared)
Dispatch: Shenzhen / HK
Wholesale Ref. Price (USD)
Target Price / Quote
(2h Fast Turnaround)
Formal B2B Quotation in 2h
Volume pricing applies from 1,000 pcs upward, and is confirmed per order against the quantity and the shipment date.
Inquire for Target Qty →
Working on a production BOM or have a target unit price? Submit Target Price
Full Technical Specifications
18 Parameters| Parameter / Attribute | Specification / Value |
|---|---|
| Type | Drum Core, Wirewound |
| Series | SRR1003 |
| Mounting | Surface Mount |
| Current rating | 180 mA |
| Current - saturation | 460mA |
| Frequency - self resonant | 2.6MHz |
| Inductance frequency - test | 1 kHz |
| Operating temperature | -40°C~125°C |
| Material - core | Ferrite |
| Size (Dimension) | 0.500\" L x 0.406\" W (12.70mm x 10.30mm) |
| Height - seated | 0.118\" (3.00mm) |
| Package | Tape & Reel (TR) |
| Q @ freq | 28 @ 796kHz |
| Shielding | Shielded |
| Tolerance | ±15% |
| Inductance | 390 µH |
| Case | Nonstandard |
| DC resistance | 4.6Ohm Max |
[DESK] Shenzhen Spot Allocation · 2h Response
Need Immediate Spot Stock or Shortage Allocation for SRR1003-391Y?
Factory lead times blocking production? We lock verified brand-new original stock in Shenzhen within 2 hours.
Quote SLA 2 Hours
[01] Emergency Shortage 24-48h Shenzhen Dispatch
Direct access to Shenzhen floor inventory, franchised allocation buffers, and factory bonded stock to resolve line-down shutdowns.
[02] Industrial Packaging Tape & Reel / Tray / Tube
Standard factory-sealed packaging compliant with EIA-481 standards for automated high-speed SMT pick-and-place lines.
[03] WhatsApp QC Proof 45x Microscope QC Photos
High-resolution photos of original reel labels, 2D DataMatrix, and pin coplanarity sent via WhatsApp/Telegram before you release wire payment.
● USD Wire Transfer (SWIFT T/T) · DAP Express / DDP Delivery
SRR1003-391Y
Verified Allocation