For Reference Only
| Part Number | SP-21-B |
| LIXINC Part # | SP-21-B |
| Manufacturer | Triad Magnetics |
| Category | Transformers › Audio Transformers |
| Description | TRANSF 10K CT/ 2K CT AUDIO |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SP-21-B PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | SP-21-B |
| Brand: | Triad Magnetics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Transformers |
| Subcategory: | Audio Transformers |
| Manufacturer: | Triad Magnetics |
| Series: | Red-Spec |
| Package: | Bulk |
| Part Status: | Active |
| Turns Ratio - Primary:Secondary: | 2.24:1 |
| Impedance - Primary (Ohms): | 10kCT |
| Impedance - Secondary (Ohms): | 2kCT |
| DC Resistance (DCR) - Primary: | 1.05kOhm |
| DC Resistance (DCR) - Secondary: | 330Ohm |
| Transformer Type: | Audio Coupling |
| Frequency Range: | 300Hz ~ 100kHz |
| Frequency Response: | ±2dB |
| Voltage - Isolation: | 1000VRMS @ 1 Second |
| Insertion Loss: | - |
| Return Loss: | - |
| Power Level: | 50mW |
| Operating Temperature: | -40°C ~ 85°C |
| Approval Agency: | - |
| Mounting Type: | Through Hole |
| Size / Dimension: | 0.410" L x 0.310" W (10.41mm x 7.87mm) |
| Height - Seated (Max): | 0.465" (11.80mm) |
| Termination Style: | PC Pin |
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| In Stock | 10982 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $10.00161 | $10.00161 |
| 672 | $9.87376 | $6635.16672 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.