CXA3809M – AC-DC Controller

Part number : CXA3809M

Functions : AC-DC Controller, This is Semiconductor.

Manufacturer : Sony

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CXA3809M Datasheet PDF

The texts in the PDF file :

AC-DC Controller CXA3809M


The CXA3809M has optimum configuration to realize various power supply circuits easily and compactly by including Power-factor correction, resonant controller and various protection function in one package. (Applications: Power supply circuit, etc.)


 Power-factor correction               Multiplierless critical conduction mode (CRM) control Supports W/W input Restart timer Maximum frequency limit (during overcurrent detection) Continuous overcurrent detection protection function Timer-latch over current protection Soft start function Adjustment minimum frequency limit Pulse over current load detection Out of resonance prevention function at start-up Adjacent 2-pin short protection Various protection functions including overvoltage and overcurrent AC off detection PFC-OK signal output  Resonant controller  Common Structure BiCMOS silicon monolithic IC Package 24-pin SOP Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. -1- E09504 Free Datasheet http:/// CXA3809M Absolute Maximum Ratings Item Maximum supply voltage VCC pin voltage Driver output pin voltage Power supply pin voltage for internal circuit Symbol VCC VCCIN VOUT VREF Rating 24.0 –0.3 to VCC + 0.3 –0.3 to VCC + 0.3 –0.3 to +7.0 Unit V V V V VCC AC_DETIN, AC_DETOUT, AC_VRMS, PFC_OK, MODE PFC_OUT, RM_OUTP, RM_OUTN VREF PFC_OVP, PFC_CS, PFC_VAO, PFC_TONMAX, PFC_VSENSE, RM_OFFADJ, RM_RT, RM_SS, RM_CS, RM_CSGND, RM_FMIN PFC_ZCD (See the thermal derating curve.) Remarks VREF pin voltage VREFIN –0.3 to +7.0 V ZCD current Allowable power dissip [ … ]

CXA3809M PDF File