BAV19W THRU BAV21W is a small signal diode product produced by Texas Instruments. Its main characteristics are reverse voltage of 120V-250V, maximum forward current of 250mA, and maximum operating temperature of 150℃.
The BAV19W through BAV21W series are silicon epitaxial planar small‑signal diodes offered in SOD‑123 plastic cases. They are available in other case styles such as DO‑35, MiniMELF, and SOT‑23. The datasheet lists their mechanical dimensions, weight, and key features.
The document details maximum ratings and electrical characteristics at 25 °C, including reverse voltage, forward current, power dissipation, junction temperature, storage temperature range, capacitance, and reverse recovery time. Characteristic curves for forward voltage, leakage current, and admissible power versus ambient temperature are also provided.
| Reverse Voltage BAV19W | 120 V |
|---|---|
| Reverse Voltage BAV20W | 200 V |
| Reverse Voltage BAV21W | 250 V |
| Forward DC Current (25 °C) | 250 mA |
| Power Dissipation (25 °C) | 410 mW |
| Junction Temperature | 150 °C |
| Storage Temperature Range | -65 °C to +150 °C |
| Capacitance (Ctot) | 1.5 pF |
| Reverse Recovery Time | 50 ns |
The maximum reverse voltage for BAV20W is 200 V.
The forward voltage at 100 mA is approximately 1 V.
They are packaged in an SOD‑123 plastic case.
The storage temperature range is –65 °C to +150 °C.