TELEFUNKEN Semiconductors U209B3/ U209B3-FP is a phase control circuit designed for tacho applications. This integrated circuit offers significant cost and space savings as well as increased reliability due to its integration of multiple functions. It provides designers with a wide range of options for regulators and switching characteristics.
The TEMIC U209B3 is an integrated circuit designed as a phase control circuit in bipolar technology, specifically tailored for tacho applications. It includes protection circuits for the supply and integrates multiple functions to reduce cost and space while increasing reliability.
Key features of the device include an internal frequency-to-voltage converter, an externally controlled integrated amplifier, automatic soft start with minimized dead time, voltage and current synchronization, and retriggering capabilities. The circuit is capable of delivering typical triggering pulses of 155 mA and operates with a low current requirement of less than 3 mA.
| Triggering pulse typ. | 155 mA |
|---|---|
| Current requirement | < 3 mA |
| Package types | DIP14, SO16 |
| Storage temperature range | -40 to +125 °C |
The typical triggering pulse current is 155 mA.
Yes, it can be supplied directly from the mains as it is designed with voltage limiting.
The device is available in DIP14 and SO16 packages.