LMA1117

SMD Type Integrate CirIcCuit 1A Low Dropout Positive Adjustable or Fixed-Mode Regulator KMA1117(LMA1117) Features 1.4V maximum dropout at full load current Fast transient response Output current limiting Built-in thermal shutdown Good noise rejection 3-Terminal Adjustable or Fixed 1.5V, 1.8V, 1.9V,2.5V, 3.3V, 5.0V Absolute Maximum Ratings Ta = 25 Parameter DC Supply Voltage Power Dissipation Thermal Resistance Junction-to-Ambient Thermal Resistance Junction-to-Case * Operating Junction Temperature Range Storage Temperature * Control Circuitry/Power Transistor Block Diagram Symbol Vin PD JA JC TOP TST Rating -0.3 to 12 Internally Limited 300 100 0 to +150 -65 to +150 Unit V /W /W 1 Adj(GND) 2 Vout 3 Vin www.kexin.com.cn 1 SMD Type Integrate CirIcCuit KMA1117(LMA1117) Electrical Characteristics Ta = 25 Parameter Reference Voltage Output Voltage Line Regulation Load Regulation Dropout Voltage (VIN-VOUT) Current Limit Minimum Load Current Thermal Regulation Ripple Rejection Temperature Stability Testconditons KMA1117-ADJ TJ=25 ,(VIN-OUT)=1.5V,IO=10mA KMA1117-1.5 IOUT = 10mA, TJ = 25 , 3V VIN 12V KMA1117-1.8 IOUT = 10mA, TJ = 25 , 3.3V VIN 12V KMA1117-1.9 IOUT = 10mA, TJ = 25 , 3.3V VIN 12V KMA1117-2.5 IOUT = 10mA, TJ = 25 , 4V VIN 12V KMA1117-3.3 IOUT = 10mA, TJ = 25 , 4.8V VIN 12V KMA1117-5.0 IOUT = 10mA, TJ = 25 , 6.5V VIN 12V KMA1117-XXX IO=10mA,VOUT+1.5V VIN 12V, TJ=25 KMA1117-ADJ VIN=3.3V,Vadj=0,0mA Io 1A,TJ=25 KMA1117-1.5 VIN=3V,0mA Io 1A,TJ=25 KMA1117-1.8 VI...