NPN medium frequency transistor
Buy from Nexperia
| SKU | Stock* | MOQ | Price per unit** | Quantity |
|---|
Buy from distributors
| Seller | SKU | Stock | MOQ | 1 | 10 | 100 | 1,000 | 10,000 | Purchase |
|---|
| Seller | SKU | Stock | MOQ | 1 | 10 | 100 | 1,000 | 10,000 | Purchase |
|---|
| Seller | SKU | Stock | MOQ | 1 | 10 | 100 | 1,000 | 10,000 | Purchase |
|---|
| Seller | SKU | Stock | MOQ | 1 | 10 | 100 | 1,000 | 10,000 | Purchase |
|---|
* Stock values are subject to change
** Displayed price per unit is based on small quantity orders
*** Authorized resellers for overstock, mature, and discontinued products which are warranted for reliability by the reseller, no longer by Nexperia
** Displayed price per unit is based on small quantity orders
*** Authorized resellers for overstock, mature, and discontinued products which are warranted for reliability by the reseller, no longer by Nexperia
Features and benefits
- Low current (max. 25 mA)
- Low voltage (max. 40 V).
- AEC-Q101 qualified
Applications
- AM mixers
- IF amplifiers in AM/FM receivers.
Parametrics
| Type number | Package version | Package name | Size (mm) | hFE [min] | hFE [max] | fT [min] (MHz) | Ptot [max] (mW) | IC [max] (mA) | VCEO [max] (V) | Polarity |
|---|---|---|---|---|---|---|---|---|---|---|
| BF840 | SOT23 | SOT23 | 2.9 x 1.3 x 1 | 76 | 222 | 380 | 250 | 25 | 40 | NPN |
Package
| Type number | Orderable part number, (Ordering code (12NC)) | Status | Marking | Package | Package information | Reflow-/Wave soldering | Packing |
|---|---|---|---|---|---|---|---|
| BF840 | BF840,235 ( 9337 926 70235 ) | Active | NC% |  (SOT23) | SOT23 | REFLOW_BG-BD-1 WAVE_BG-BD-1 | Reel 11" Q3/T4, LargePack |
| BF840,215 ( 9337 926 70215 ) | Active | NC% | Reel 7" Q3/T4 |
Quality, reliability & chemical content
| Type number | Orderable part number | Chemical content | RoHS / RHF | MSL | MSL leadfree |
|---|---|---|---|---|---|
| BF840 | BF840,235 | BF840 |   | 1 | 1 |
| BF840 | BF840,215 | BF840 | | 1 | 1 |
Documentation (7)
| File name | Title | Type | Date |
|---|---|---|---|
| BF840 | NPN medium frequency transistor | Data sheet | 2004-01-12 |
| LSYMTRA | Letter Symbols - Transistors; General | Design support | 1999-05-06 |
| BF840_Nexperia_Product_Quality | BF840 Nexperia Product Quality | Quality document | 2019-05-20 |
| BF840_Nexperia_Product_Reliability | BF840 Nexperia Product Reliability | Quality document | 2022-03-21 |
| BF840 | BF840 SPICE model | SPICE model | 2022-07-12 |
| REFLOW_BG-BD-1 | Reflow soldering profile | Reflow soldering | 2021-04-06 |
| WAVE_BG-BD-1 | Wave soldering profile | Wave soldering | 2021-09-08 |
Support
If you are in need of design/technical support, let us know and fill in the answer form, we'll get back to you shortly.
Ordering, pricing & availability
| Type number | Orderable part number | Ordering code (12NC) | Packing | Packing quantity | Buy online |
|---|---|---|---|---|---|
| BF840 | BF840,235 | 933792670235 | Reel 11" Q3/T4, LargePack | - | Order product |
| BF840 | BF840,215 | 933792670215 | Reel 7" Q3/T4 | - | Order product |
Sample
As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.
Sample orders normally take 2-4 days for delivery.
If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.