| 摘要 |
<p>A converter circuit comprising first and second input terminals (1, 2) for receiving input current from a current source, first capacitor (C1) connected between the first and second input terminals, second capacitor (C2), the first terminal of which is connected to the second input terminal (2) and the second terminal of which forms a positive voltage node (3), first and third semiconductor components (S1, S3) connected in series between the first input terminal (1) and positive voltage node (3), the midpoint between the series connection forming a first node (4), series connection of first inductive component (L1), first diode (D1) and second inductive component (L2), which series connection is connected between the second input terminal (2) and first node (4), the polarity of the first diode being such that it allows a current to pass from the direction of the second input terminal; the point between the first inductive component (L1) and the first diode (D1) forming a second node (5) and the point between the first diode (D1) and the second inductive component forming a third node (6), second diode (D2) connected between the second node (5) and the first node (4) in a manner which allows current to pass from the direction of the second node (5) to the first node (4), third capacitor (C3) connected between first input terminal (1) and the third node (6), second and fourth semiconductor components (S2, S4) connected in series in parallel with the series connection first and third semiconductor components (S1, S3), third inductive component (L3), the first end of which is connected to a fourth node (7) formed between the second and fourth semiconductor components (S2, S4) and the second end of which produces first output terminal (8), the second output terminal (9) being formed of the first input terminal (1), the first and the third semiconductor components (S1, S3) being arranged to control the voltage (uin) between the first and second input terminals (1, 2).
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