BD437S
TRANS NPN 45V 4A TO126-3Manufacturer: onsemi
Categories: Single Bipolar Transistors
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onsemi BD437S is a high-power NPN bipolar junction transistor (BJT) designed for robust performance in demanding applications. This through-hole component, housed in a TO-126-3 (TO-225AA) package, features a collector-emitter breakdown voltage of 45V and a maximum continuous collector current of 4A. It offers a power dissipation capability of 36W and a transition frequency of 3MHz. The DC current gain (hFE) is a minimum of 30 at 10mA and 5V, with a saturation voltage (Vce(sat)) of 600mV at 2A collector current and 200mA base current. The collector cutoff current is specified at a maximum of 100µA. This device is suitable for use in power switching and linear amplification circuits across various industrial sectors.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDownload Free CAD Model:
Technical Details:
| Packaging | Bulk |
| Package / Case | TO-225AA, TO-126-3 |
| Mounting Type | Through Hole |
| Transistor Type | NPN |
| Operating Temperature | 150°C (TJ) |
| Vce Saturation (Max) @ Ib, Ic | 600mV @ 200mA, 2A |
| Current - Collector Cutoff (Max) | 100µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 30 @ 10mA, 5V |
| Frequency - Transition | 3MHz |
| Supplier Device Package | TO-126-3 |
| Current - Collector (Ic) (Max) | 4 A |
| Voltage - Collector Emitter Breakdown (Max) | 45 V |
| Power - Max | 36 W |
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