The Comchip Technology CDSUR400-HF is a high-speed SMD switching diode in an extremely thin/leadless 0603/SOD-523F package. Designed for mounting on small surfaces, it offers high mounting capability, strong surge withstand, and high reliability with low leakage current. Suitable for various electronic applications requiring fast switching performance.
| Parameter | Conditions | Symbol | Min | Typ | Max | Unit |
| Power dissipation | PD | 400 | mW | |||
| Thermal resistance | Junction to ambient | RJA | 250 | C/W | ||
| Reverse current | VR = 80 Volts | IO | 0.1 | A | ||
| Forward voltage | IF = 100 mA | VF | 0.9 | 1.0 | V | |
| Reverse voltage | VR | 80 | V | |||
| Repetitive peak reverse voltage | VRRM | 100 | V | |||
| Average forward current | IO | 100 | mA | |||
| Forward current, surge peak | 8.3 ms single half sine-wave superimposed on rate load (JEDEC method) | IFSM | 4 | A | ||
| Capacitance between terminals | VR = 80V, f = 1MHz, and 0.5V DC reverse voltage | CT | 4 | pF | ||
| Reverse recovery time | VR = 6V, IF = 10mA, RL = 50 ohms | Trr | 90 | nS | ||
| Storage temperature range | TSTG | -55 | +125 | C | ||
| Operating temperature range | Tj | -40 | +125 | C |