IC SMD Type Low Dropout Linear Regulator AMS1117-X.X (KMS1117-X.X) ■ Features 1.70 0.1 ● Low dropout voltage ● Load regulation: 0.2% typic al ● Optimized for Low Voltage 0.42 0.1 ● On-chip thermal limiting 0.46 0.1 ● 1A Adjustable/Fixed Low Dropout Linear Regulator ● Three-terminal adjustable or fixed low drop out 1 Adj(GND) 2.Vout 3.Vin 1.2V,1.25V,1.5V,1.8V, 1.9V, 2.5V,2.85V, 3.3V, 5V. Regulators ■ Absolute Maximum Ratings Ta = 25℃ Symbol Rating Unit Maximum Input Voltage Parameter Vin 18 V Power Dissipation PD Internally Limited Operating Junction Temperature Range TJ 150 ℃ Storage Temperature TST -65 to +150 ℃ Block Diagram 3 2 Vout + + 1.25V － CURRENT LIMIT Thermal Shutdown + 1 + GND (FIXED) － Vin 1 Adj www.kexin.com.cn 1 IC SMD Type Low Dropout Linear Regulator AMS1117-X.X (KMS1117-X.X) ■ Electrical Characteristics Ta = 25℃ Parameter Reference Voltage Output Voltage Line Regulation Load Regulation Dropout Voltage Current Limit Adjust Pin Current Adjust Pin Current Change 2 2 www.kexin.com.cn Test Conditions Symbol VREF VOUT Min Typ Max AMS1117-ADJ 10mA≤IOUT≤800mA, 1.5V≤VIN - VOUT ≤12V 1.225 1.25 1.275 AMS1117-1.2 0≤IOUT≤800mA, 2.6V≤VIN - VOUT ≤12V 1.175 1.2 1.225 AMS1117-1.25 0≤IOUT≤800mA, 2.65 V≤VIN - VOUT ≤12V 1.238 1.25 1.275 AMS1117-1.5 0≤IOUT≤800mA, 2.9V≤VIN - VOUT ≤12V 1.47 1.5 1.53 AMS1117-1.8 0≤IOUT≤800mA, 3.2V≤VIN - VOUT ≤12V 1.764 1.8 1.836 AMS1117-1.9 0≤IOUT≤800mA, 3.3V≤VIN - VOUT ≤12V 1.862 1.9 1.938 AMS1117-2.5 0≤IOUT≤800mA, 3.9V≤VIN - VOUT ≤12V 2.45 5.5 2.55 AMS1117-2.85 0≤IOUT≤800mA, 4.25V≤VIN - VOUT ≤12V 2.822 2.85 2.878 AMS1117-3.3 0≤IOUT≤800mA, 4.75V≤VIN - VOUT ≤12V 3.234 3.3 3.366 AMS1117-5.0 0≤IOUT≤800mA, 6.5V≤VIN - VOUT ≤12V 4.9 AMS1117-ADJ Iout=10mA,1.5V≤Vin-Vout≤12V Unit V 5 5.1 0.035 0.2 % 9 12 mV 0.2 0.4 % 3 10 mV ΔVout,ΔVREF=1%, IOUT=0.1A 1.11 1.2 ΔVout,ΔVREF=1%, IOUT=0.5A 1.18 1.25 ΔVout,ΔVREF=1%, IOUT=0.8A 1.26 1.3 1.4 1.6 A 5 10 mA IADJ 55 120 IChange 0.2 △VOUT △VOUT VIN-VOUT Ilimit AMS1117-1.2 Iout=10mA,2.6V≤Vin-Vout≤12V AMS1117-1.25 Iout=10mA,2.65V≤Vin-Vout≤12V AMS1117-1.5 Iout=10mA,2.9V≤Vin-Vout≤12V AMS1117-1.8 Iout=10mA,3.2V≤Vin-Vout≤12V AMS1117-1.9 Iout=10mA,3.3V≤Vin-Vout≤12V AMS1117-2.5 Iout=10mA,3.9V≤Vin-Vout≤12V AMS1117-2.85 Iout=10mA,4.25V≤Vin-Vout≤12V AMS1117-3.3 Iout=10mA,4.75V≤Vin-Vout≤12V AMS1117-5.0 Iout=10mA,6.5V≤Vin-Vout≤12V AMS1117-ADJ Vin-Vout=3V, 10mA≤Iout≤800mA AMS1117-1.2 Vin=2.6V, 10mA≤Iout≤800mA AMS1117-1.25 Vin=2.65V, 10mA≤Iout≤800mA AMS1117-1.5 Vin=2.9V, 10mA≤Iout≤800mA AMS1117-1.8 Vin=3.2V, 10mA≤Iout≤800mA AMS1117-1.9 Vin=3.3V, 10mA≤Iout≤800mA AMS1117-2.5 Vin=3.9V, 10mA≤Iout≤800mA AMS1117-2.85 Vin=4.25V, 10mA≤Iout≤800mA AMS1117-3.3 Vin=4.75V, 10mA≤Iout≤800mA AMS1117-5.0 Vin=6.5V, 10mA≤Iout≤800mA AMS1117-XXX AMS1117-XXX VIN-VOUT=5V , TJ = 25℃ AMS1117-XXX AMS1117-ADJ 1.25 V uA IC SMD Type Low Dropout Linear Regulator AMS1117-X.X (KMS1117-X.X) ■ Electrical Characteristics Ta = 25℃ AMS1117-1.2 AMS1117-1.25 AMS1117-1.5 AMS1117-1.8 Quiescent Current IQ AMS1117-1.9 Vin-Vout=1.25V 4 8 mA AMS1117-2.5 AMS1117-2.85 AMS1117-3.3 AMS1117-5.0 ■ Marking Marking 1117-X.X www.kexin.com.cn 3 IC SMD Type Low Dropout Linear Regulator AMS1117-X.X (KMS1117-X.X) ■ Typical Applications . 4 www.kexin.com.cn