2SB1733 is a power amplifier produced by ROHM. This product has low voltage output, large current output and low saturation voltage. It is suitable for low frequency amplifiers and driver circuits.
The 2SB1733 (also marked 28B1733) is a general‑purpose amplification transistor designed for low‑frequency amplifier and driver applications. It offers a large collector current capability and low collector saturation voltage, making it suitable for audio‑visual, office‑automation, and communications equipment.
The datasheet lists absolute maximum ratings such as a collector‑emitter voltage of 30 V and a collector‑base voltage of –30 V, along with typical performance parameters like a DC current gain (hFE) of 270‑680 and a transition frequency of 320 MHz. Physical dimensions, packaging specifications, and detailed characteristic curves are also provided for design reference.
| Collector‑emitter voltage (Vceo) | 30 V |
|---|---|
| Emitter‑base voltage (Vebo) | -6 V |
| Maximum collector current | 2 A |
| Power dissipation | 0.8 W |
| Junction temperature (Tj) | 150 °C |
| Collector‑emitter saturation voltage (VCE(sat)) | -350 mV |
The maximum collector‑emitter voltage is 30 V.
The device can dissipate up to 0.8 W.
The junction temperature limit is 150 °C, and the storage temperature range is –55 °C to +150 °C.