Control circuit and method for thin film head writed river

Details Control circuit and method for thin film head writed river Control circuit and method for thin film head writed river

1995-05-23

1996-08-27

Tran, Toan

Miscellaneous active electrical nonlinear devices, circuits, and

Gating

Utilizing three or more electrode solid-state device

327110, 327482, 327588, H03K 1756, H03K 300

Patent

active

055505023

ABSTRACT:
A write driver control circuit controls the voltage level input to a switch circuit, providing increased range for head voltage swings and fast current switching, providing a write driver circuit with a variable voltage level which tracks the write current, as well as temperature and process variations, but which is independent of power supply voltages.

REFERENCES:
patent: 3731004 (1973-05-01), Cowpland et al.
patent: 3770986 (1973-11-01), Drehle
patent: 4420786 (1983-12-01), Toney
patent: 5333081 (1994-07-01), Mitsui

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