BAR66 is a silicon PIN diode array produced by ST company, and it is used for surge overvoltage clamping. Its maximum reverse voltage is 150V, maximum forward current is 200mA, maximum power is 250mW, and the operating temperature range is -55 to 125 degrees.
The BAR66 is a silicon PIN diode array designed for surge over‑voltage clamping in antiparallel connection. The datasheet provides key electrical parameters such as reverse voltage, forward current, power dissipation and temperature limits.
Thermal resistance, diode capacitance versus frequency, and permissible pulse load information are also included, helping designers evaluate performance under various operating conditions.
| Diode reverse voltage (VR) | 150 V |
|---|---|
| Forward current (Ir) | 200 mA |
| Total power dissipation (Prot) | 250 mW |
| Junction temperature (Tj) | 150 °C |
| Operating temperature range (Top) | -55 … 125 °C |
| Storage temperature (Tst) | -55 … 150 °C |
| Junction‑to‑solder resistance (Rj) | < 290 kΩ |
The BAR66 diode can withstand a reverse voltage of up to 150 V.
It is rated for a continuous forward current of 200 mA.
The device operates from –55 °C to 125 °C.
The maximum power dissipation is 250 mW.