A ( t_rr ) of 50ns (or less) indicates the Ftd02p is a Fast Recovery Diode (not a standard 2-4µs rectifier). This makes it suitable for high-frequency switching circuits (e.g., SMPS output stages or flyback clamps). 3. Thermal and Mechanical Data A datasheet is useless if you don't know how to keep the part cool. Thermal Resistance | Parameter | Symbol | Value | Unit | | :--- | :--- | :--- | :--- | | Junction to Ambient (lead length 9.5mm on PCB) | ( R_\theta JA ) | 100 | °C/W |
Circuit: In a flyback converter secondary winding, place the Ftd02p in series with the output capacitor. Its fast recovery ensures the diode turns off before the next switching cycle begins. When driving an inductive load (relay coil, solenoid), the magnetic field collapses when power is removed, generating a massive negative voltage spike (flyback voltage).
Whether you are an R&D engineer troubleshooting a power supply, a student learning about semiconductor characteristics, or a procurement agent verifying specs, accessing and understanding the is your first and most critical step. This article provides a deep dive into the official technical specifications, typical performance curves, and practical application notes for the Ftd02p.
In the world of power electronics, few components are as critical yet as easily overlooked as the discrete rectifier diode. These unsung heroes of circuit design handle the brute force of voltage conversion, protection, and signal conditioning. Among the vast sea of part numbers, the Ftd02p stands out as a specific, often sought-after component.
The Ftd02p is rated for 200V and 1A average current. The surge rating of 30A makes it robust for capacitive load startups. Electrical Characteristics (Per the Datasheet) | Parameter | Test Condition | Min | Typ | Max | Unit | | :--- | :--- | :--- | :--- | :--- | :--- | | Forward Voltage (( V_F )) | ( I_F = 1.0A ) | - | - | 1.0 | V | | Reverse Leakage Current (( I_R )) | ( V_R = 200V ), TA=25°C | - | - | 5 | µA | | Reverse Leakage Current (( I_R )) | ( V_R = 200V ), TA=100°C | - | - | 100 | µA | | Reverse Recovery Time (( t_rr )) | ( I_F = 0.5A, I_R = 1.0A, I_rec=0.25A ) | - | - | 50 | ns |