MJE340 is out of stock and can be placed on backorder.
Available Substitutes:
Similar
Similar

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
MJE340 | |
|---|---|
DigiKey Part Number | 497-2624-5-ND |
Manufacturer | |
Manufacturer Product Number | MJE340 |
Description | TRANS NPN 300V 0.5A SOT-32-3 |
Manufacturer Standard Lead Time | 14 Weeks |
Customer Reference | |
Detailed Description | Bipolar (BJT) Transistor NPN 300 V 500 mA 20.8 W Through Hole SOT-32-3 |
Datasheet | Datasheet |
EDA/CAD Models | MJE340 Models |
Product Attributes
Filter Similar Products
Show Empty Attributes
Category | DC Current Gain (hFE) (Min) @ Ic, Vce 30 @ 50mA, 10V |
Mfr | Power - Max 20.8 W |
Packaging Tube | Operating Temperature 150°C (TJ) |
Part Status Active | Mounting Type Through Hole |
Transistor Type | Package / Case TO-225AA, TO-126-3 |
Current - Collector (Ic) (Max) 500 mA | Supplier Device Package SOT-32-3 |
Voltage - Collector Emitter Breakdown (Max) 300 V | Base Product Number |
Current - Collector Cutoff (Max) 100µA (ICBO) |
Report Product Information Error
Documents & Media
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| MJE340G | onsemi | 0 | MJE340GOS-ND | $0.98000 | Direct |
| KSC2690AYS | onsemi | 5,344 | 2832-KSC2690AYS-ND | $1.11000 | Similar |
| KSC2690AYSTU | onsemi | 0 | KSC2690AYSTU-ND | $1.11000 | Similar |
In-Stock: 0
50 estimated in stock on 04-Jan-2027
Request Stock Notification
Quantity
All prices are in USD
Tube
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.06000 | $1.06 |
| 50 | $0.49160 | $24.58 |
| 100 | $0.43530 | $43.53 |
| 500 | $0.33634 | $168.17 |
| 1,000 | $0.30447 | $304.47 |
| 2,000 | $0.27764 | $555.28 |
| 5,000 | $0.24859 | $1,242.95 |
| 10,000 | $0.23065 | $2,306.50 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.
You May Also Be Interested InSee All
10 Items













