Patent ID: 6271694
Filing Date: 2001-08-07
Classification: F02P,H01L,H03K

Abstract:
A monolithically integrated output stage, comprising:a power switching transistor;a detection device coupled to the power switching transistor including at least one of:an arrangement detecting a current related parameter of the power switching transistor;a switching logic element coupled to the power switching transistor and including an output transistor, the switching logic element switching the output transistor when a predetermined current related threshold has been reached with respect to the power switching transistor;a logic output coupled to an emitter of the output transistor, the output transistor supplying a high signal to the logic output when the predetermined current related threshold has been reached with respect to the power switching transistor; anda switching device coupled to the output transistor, the switching device blocking a conduction of the output transistor in response to a negative collector voltage appearing at the power switching transistor.