STPS1045HR is ST's aerospace 2 x 10 A - 45 V Schottky rectifier with low voltage drop, low loss, low capacitance and high reverse avalanche surge capability.
The STPS1045HR is a power Schottky rectifier designed and packaged to comply with the ESCC5000 specification for aerospace products. It is housed in a hermetically sealed surface mount package, making it ideal for use in aerospace and other harsh environments where low switching losses and low noise are required.
Key features include a forward current of 2x10 A, a repetitive peak voltage of 45 V, and a maximum junction temperature of 175 °C. The device is qualified for target radiation levels of 150 krad (Si) at low dose rate and 1 Mrad at high dose rate.
| Forward current (per diode) | 10 A |
|---|---|
| Repetitive peak voltage | 45 V |
| Forward voltage drop | 0.75 V |
| Maximum junction temperature | 175 °C |
| Forward surge current (per diode) | 200 A |
| Average output rectified current (per device) | 20 A |
| Forward rms current (per diode) | 15 A |
| Operating temperature range | -65 to +175 °C |
| Thermal resistance, junction to case (per diode) | 1.65 °C/W |
| Thermal resistance, junction to case (per device) | 0.85 °C/W |
| Reverse Current (DC method, Vp = 45V) | - 100 mA |
| Capacitance (VRa=5V, F =1 MHz) | - 500 pF |
The device is qualified for 150 krad (Si) at low dose rate and 1 Mrad at high dose rate.
Yes, the device is m ESCC qualified and complies with the ESCC5000 specification.
It is housed in a hermetically sealed surface mount package (SMD.5).