This document is about MCR08BT1/D MCR08B, MCR08M sensitive gate silicon controlled rectifiers. These products are designed for line powered consumer applications such as relay and lamp drivers, small motor controls, gate drivers for larger thyristors, and sensing and detection circuits. The product features are sensitive gate trigger current, blocking voltage up to 600V, glass passivated surface for reliability and uniformity, surface mount package, and lead-free packages are available.
This document provides technical specifications for the MCR08B and MCR08M series of preferred device sensitive gate silicon controlled rectifiers (SCRs). These PNPN devices are designed for line powered consumer applications such as relay and lamp drivers, small motor controls, and gate drivers for larger thyristors.
| Peak Repetitive Off-State Voltage | 200 V (MCR08B), 600 V (MCR08M) |
|---|---|
| On-State Current RMS | 0.8 A |
| Peak Non-repetitive Surge Current | 8.0 A |
| Operating Junction Temperature Range | -40 to +110 °C |
| Thermal Resistance, Junction-to-Ambient (PCB Mounted) | 156 °C/W |
| Gate Trigger Current (Continuous dc) | 200 µA |
| Holding Current | 5.0 mA |
| Package Type | SOT-223 |
They are designed for line powered consumer applications such as relay and lamp drivers, small motor controls, and gate drivers for larger thyristors.
Yes, Pb-Free packages are available for these devices.
The maximum device temperature for soldering purposes is 260 °C for a maximum of 10 seconds.