FA5510 FA5511 FA5514 FA5515规格书

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1、FA551XseriesCMOSICForSwitchingPowerSupplyControlFA551XFA5510P(N),FA5511P(N)■Dimensions,mmFA5514P(N),FA5515P(N)
SOP-885■DescriptionTheFA551XseriesarethePWMtypeswitchingpowersupply0.2controlICsthatcandirectlydrivepowerMOSFET.TheseICs3.9±useaCMOSdevicewithhighdiele

2、ctricstrength(30V)to6.0implementlowpowerconsumption.TheseICscontainmanyfunctioninasmall8-pinpackage.WiththeseICs,ahigh-14performanceandcompactpowersupplycanbecreated4.9becausenotmanyexternaldiscretecomponentsareneeded.+0.1–0.05■Features0.201.8max•Lowcurrentconsu

3、mptionbyCMOSprocesswithhigh°dielectricstrength(30V)0.4±0.11.27•Standbycurrentof2µAorless(atVcc=14V),andoperating0~8currentof1.5mA(typ)
DIP-8•OvervoltageprotectionfunctiondetectingtheVccvoltage85•AdrivecircuitforconnectingapowerMOSFETdirectly•Outputpeakcurrent:±1

4、.5A•Pulse-by-pulseovercurrentlimitingfunction6.4•Overloadprotectionfunction(latchornon-latchmodeselectable)•OutputON-OFFfunctionbyexternalsignal•Latch-modeovervoltageshutdownfunction19.34•Undervoltagelockoutfunction(16.5VON/9VOFF)1.5±0.3•Referencevoltageoutput(5

5、V)•8-pinpackage(DIP/SOP)3.34.5max+0.1■Blockdiagram0.25–0.053.0min
FA5510P(N),FA5511P(N)7.622.54±0.10~15˚CS(8)VCC(6)0.460~15˚REF0.8V/0.68V5.2mA15.5V(7)5VVCC0.95mAUVLOENB15.5V5VREF8.5V/7.9V16.5V/9V0.8VPinPinFunctionDescriptionOUTNo.symbol3.5VENB(5)FB4V1RTOscillato

6、rtimingSettingoscillationfrequency(2)OUTresistorPWMPUTDmax2FBFeedbackInputofPWMcomparatorGNDFA5510:46%OSCFA5511:70%R(4)3ISOvercurrentInputoftheovercurrentRTCTQB+0.24VdetectionlimitingfunctionQSFF4GNDGroundGround5VControlledblock5OUTOutputOutputfordrivingapowerMO

7、SFETRT(1)IS+(3)6VCCPowersupplyPowersupply7REFReferencevoltageReferencevoltageoutput(5V)
FA5514P(N),FA5515P(N)8CSSoft-startandSoft-start,ON/OFFfunctionandCS(8)VCC(6)ON/OFFcontrollatch-modeshutdownoperationsREF0.8V/0.68V5.2mA15.5V(7)5VVCC0.95mAUVLOENB15.5VTypeMax.

8、dutyPolarityofovercurrentPackage5VREFcycle(typ.)detection8.5V/7.9V16.5V/9V0.8VFA5510P46%+DIP-8OUT3.5VENB(5)FA5510NSOP-8FB4V(2)FA5511P70%+DIP-8OUTPWMPUTFA5511NSOP-8Dma