4) 41V Output Voltage
4-1) 41V Output
During normal operation FET Q401 is ON. 41V output is connected to the main converter output, and the regulated output
by the main converter is output.Transformer T301 sub-winding voltage of 15V output converter is led to the voltage gate of
Q156, and Q156 is turned ON.
Refer to Fig. 3-4 (A).
4-2) 41V Output Over Current Protection Circuit
When Over Current flows to 41V output, the potential difference between terminals of R180 and R181 occurs causing Q157
to turn ON. Q401 is OFF because the potential difference between the gate and the source disappears. Consequently the
fold back current limiting shuts down 41V output.
Refer to Fig. 3-4 (B).
56
KX-TDA0103XJ / KX-TDA0104XJ / KX-TDA0108XJ / KX-TDA0103X / KX-TDA0104X / KX-TDA0108X
Содержание KX-TDA0103XJ
Страница 108: ...11 2 PSU M KX TDA0104XJ X 108 KX TDA0103XJ KX TDA0104XJ KX TDA0108XJ KX TDA0103X KX TDA0104X KX TDA0108X ...
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Страница 133: ...MEMO 133 KX TDA0103XJ KX TDA0104XJ KX TDA0108XJ KX TDA0103X KX TDA0104X KX TDA0108X ...
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Страница 151: ...MEMO 151 KX TDA0103XJ KX TDA0104XJ KX TDA0108XJ KX TDA0103X KX TDA0104X KX TDA0108X ...