This document is a datasheet for the Toshiba 1SV291, a silicon epitaxial planar type variable capacitance diode designed for UHF and SHF tuning applications. The device features a high capacitance ratio of approximately 7.6 and low series resistance, making it suitable for small size tuners.
| Reverse Voltage (VR) | 30 V |
|---|---|
| Peak Reverse Voltage (VRM) | 85 V |
| Junction Temperature (Tj) | 125 °C |
| Storage Temperature Range (Tstg) | -55~125 °C |
| Capacitance Ratio (Coy / Cosy) | 7.6 (TYP.) |
| Series Resistance (rg) | 1.90 Ω (TYP.) |
The typical capacitance ratio (Coy / Cosy) is 7.6.
The maximum junction temperature is 125 °C.