Transformerless power unit

Details Transformerless power unit Transformerless power unit

1984-03-08

1986-05-27

Pellinen, A. D.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Diverse or unlike electrical characteristics

307318, 323230, 323231, 363126, H02M 702

Patent

active

045917280

ABSTRACT:
A transformerless power unit for an electronic apparatus, preferably a horological instrument, including a fluorescent display, with a compensating resistor network which is connected with one pole of the supply voltage, preferably of a series circuit constituted of an ohmic impedance and a capacitor, with a rectifier diode, with a stabilizer for the stabilization of the output direct voltage, and with a charging capacitor which is connected in parallel with the output.

REFERENCES:
patent: 3282631 (1966-11-01), Mosinski
patent: 4095163 (1973-06-01), Montague
Smith Design Focus, Mar. 20, 1979, vol. 12, No. 6, p. 20.
Shunt Regulators, Trio Laboratories, 1968, 5204.

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