For Reference Only
| Part Number | 2N4991 |
| Manufacturer | Solid State Inc. |
| Category | Discrete Semiconductor › Thyristors - DIACs, SIDACs |
| Description | SBS TO92 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | 2N4991 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | 2N4991 |
| Brand: | Solid State Inc. |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Discrete Semiconductor |
| Subcategory: | Thyristors - DIACs, SIDACs |
| Manufacturer: | Solid State Inc. |
| Product Status: | Active |
| Voltage - Breakover: | 6 ~ 10V |
| Current - Breakover: | 1 µA |
| Current - Hold (Ih) (Max): | 1.5 mA |
| Current - Peak Output: | 1 A |
| Operating Temperature: | -55°C ~ 125°C (TJ) |
| Package / Case: | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package: | TO-92 |
 |
K2401G | SIDAC 220-250V 1A DO15 | 59376 More on Order |
 |
K2400EH70AP | SIDAC 220-250V 1A TO92 | 79230 More on Order |
 |
K2501GLRP | SIDAC MP 240-265V H.V. DO15 TR | 63557 More on Order |
 |
TMMDB3TG | DIAC 30-34V 2A MINIMELF | 77433 More on Order |
 |
K1100G | SIDAC 104-118V 1A DO15 | 62884 More on Order |
 |
K2500SRP | SIDAC 240-280V 1A DO214 | 73155 More on Order |
 |
NTE6411 | D-DIAC 40V +-5V 2A | 86419 More on Order |
 |
NTE6417 | D-SYDAC 95-113V | 42882 More on Order |
 |
K2000S1URP | SIDAC 190-210V 1A UNI DO-214AC | 72143 More on Order |
 |
DB3 | DIAC, 36V MAX, DO-204AH | 65573 More on Order |
 |
K2000E70RP2 | SIDAC 190-215V 1A TO92 | 56062 More on Order |
 |
K1400G | SIDAC 130-146V 1A DO15 | 86619 More on Order |
| In Stock | 63989 pieces - 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 | $1.65000 | $1.65 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.
