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KA76L05资料

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©2001 Fairchild Semiconductor Corporationwww.fairchildsemi.com

Rev. 1.0.0Features•Limited input voltage and high efficiency.•Internal thermal over load protection.•60V load dump protection.•Output current up to 0.1A.DescriptionKA76L05 is a fixed 3-terminal low dropout voltage regulator designed to need very low quiescent current. Internally, implemented circuits include 60V load dump protection, -50V reverse transient short circuit and thermalover load protection. TO-921: Output 2: GND 3: Input1Internal Block Diagram

0.6V MAX DROP VOVI321GND_+ THERMAL SHUTDOWNSTART OVER VOLTAGEPROTECTION CURRENT LIMIT REFERENCE VOLTAGEPASS ELEMENTInputOutputKA76L05Low Dropout Voltage Regulator元器件交易网www.cecb2b.comKA76L05

2Absolute Maximum RatingsElectrical Characteristics(VI =14V, IO =10mA, CO =100µF, TA = 25 oC)ParameterSymbolValueUnitInput VoltageVi33VOver Protection VoltageV(OP)60VOperating Temperature RangeTOPR-40~+125°CMaximum Junction TemperatureTJ150°CStorage Temperature RangeTSTG-65~+150°CParameterSymbolConditionsMin.Typ.Max.UnitOutput Voltage (I)VO (I)VI = 14V, IO = 10mA4.815.05.19VOutput Voltage (II)VO (II)VI = 6 ~ 26V, IO = 100mATJ = -40 ~ +125 oC4.755.05.25VLine Regulation (I)∆VO (I)VI = 9 ~ 16V, IO = 10mA-2.010mVLine Regulation (II)∆VO (II)VI = 6 ~ 26V, IO = 10mA-4.030mVLoad Regulation∆VO (III)VI = 14V, IO = 5 ~ 100mA-1050mVOutput ImpedanceZOVI = 14V, IO = 100mA-100600mΩQuiescent Current (I)IQ (I)VI = 6 ~ 26V, IO ≤ 10mA-0.11.0mAQuiescent Current (II)IQ (II)VI = 14V, IO≤ 100mA-5.030mAOutput Noise VoltageVNVI = 14V, IO = 10mA,f = 10Hz ~ 100KHz-1501000µVrmsRipple RejectionRRVI = 14V, IO = 10mA, f = 120Hz5580-dBDropout Voltage (I)VD (I)IO = 10mA, VD = VI - VO-0.030.2VDropout Voltage (II)VD (II)IO = 100mA, VD = VI - VO-0.10.6VMax Operational Input VoltageVIN IO = 10mA2633-VMax Line TransientVLT(MAX)VI = 14V, IO =10mA, Time =100ms6070-VReverse Polarity InputVoltage DCVI(DC)VI = 14V, IO = 10mA, VO ≥ -0.3V- 15- 30-VReverse Polarity Input Voltage TransientVI(TR)VI = 14V, IO = 10mA, Time ≤ 10ms- 50- 80-VPeak Output CurrentIPKVI = 14V200400600mA元器件交易网www.cecb2b.comKA76L05

3Typical Perfomance Characteristics

Figure 1.Output Voltage vs. Input Voltage

Figure 3.Ripple Rejection vs. Output Voltage

Figure 5.Output Voltage vs. Temperature(Tj)Figure 2.Quiescent Current vs. Input Voltage

Figure 4.Drop Voltage vs. Output Current

Figure 6.Quiescent Current vs. Temperature(Tj)FIG.1 Output Voltage vs. Input VoltageInput voltage Vin (V)654321700 5 10 15Output voltage Vo(V)FIG.3 Ripple Rejection vs. Output VoltageOutput Current (㎃)90857565Ripple Rejection Ratio(㏈)0 20 40 60 80 100VIN = 14VVOUT = 5.0Vf = 120㎐TJ = 25℃FIG.5 Output Voltage vs. Temperature(Tj)Temperature Tj(℃)5.045.025.005.06-25Outout voltage Vo(V)75125025501004.964.944.924.98FIG.2 Quiescent vs. Input VoltageInput voltage Vin (V)108.06.04.02.00Quiescent current Iq(mA)RL= 50Ω0 10 20 30 40 50RL= 500Ω

Output Current (㎃)FIG.4 Drop Voltage vs. Output Current1202402001601200Dropout voltage Vdrop(㎷)8040802040601000VIN = 14V△VOUT = 100㎷TJ = 25℃FIG.6 Quiescent Current vs. Temperature(Tj)Junction temperature Tj(℃)1 0.8 0.6 0.4 0.20Quiescent current Iq(mA)7512502550100-25元器件交易网www.cecb2b.comKA76L05

4Typical ApplicationFigure 1.Application Circuit•Ci is required if regulator is located an appreciable distance from power supply filter.•Co improves stability . KA76L05VIVOCo0.1µF312C I100µFI Q元器件交易网www.cecb2b.comKA76L05

5Mechanical DimensionsPackage Dimensions in millimeters

0.46 ±0.101.27TYP(R2.29)3.86MAX[1.27 ±0.20]1.27TYP[1.27 ±0.20]3.60 ±0.2014.47 ±0.40

1.02 ±0.10(0.25)4.58 ±0.204.58+0.25–0.15

0.38+0.10–0.050.38+0.10–0.05TO-92 元器件交易网www.cecb2b.comKA76L05

6Ordering InformationProduct NumberPackageOperating TemperatureKA76L05ZTO-92-40°C to + 125°C元器件交易网www.cecb2b.comKA76L05

7元器件交易网www.cecb2b.comKA76L05

6/1/01 0.0m 001Stock#DSxxxxxxxx 2001 Fairchild Semiconductor CorporationLIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:1.Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user.2.A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.www.fairchildsemi.comDISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER

DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.元器件交易网www.cecb2b.com