AMS1117-X.X Low Dropout Linear Regulator ■ Features ● Low dropout voltage ● Load regulation: 0.2% typic al 3 ● Optimized for Low Voltage 2 ● On-chip thermal limiting 1 Adj(GND) 1 ● 1A Adjustable/Fixed Low Dropout Linear Regulator 2.Vout 3.Vin ● Three-terminal adjustable or fixed low drop out 1.2V,1.25V,1.5V,1.8V, 1.9V, 2.5V,2.85V, 3.3V, 5V. Regulators ■ Simplified outline(SOT-89) ■ Marking Marking 1117-X.X ■ Absolute Maximum Ratings Ta = 25℃ Parameter Symbol Rating Unit V Maximum Input Voltage Vin 18 Power Dissipation PD Internally Limited Operating Junction Temperature Range TJ 150 ℃ Storage Temperature TST -65 to +150 ℃ Block Diagram Vin 3 2 Vout + + 1.25V － CURRENT LIMIT www.yfwdiode.com 1 + GND (FIXED) － Thermal Shutdown + 1 Adj AMS1117-X.X ■ Electrical Characteristics Ta = 25℃ Parameter Reference Voltage Output Voltage Line Regulation Load Regulation Dropout Voltage Test Conditions Symbol VREF VOUT △VOUT △VOUT VIN-VOUT AMS1117-ADJ Min 10mA≤IOUT≤800mA, 1.5V≤VIN - VOUT ≤12V 1.225 Typ Max 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 V 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 5 5.1 0.035 0.2 % 9 12 mV 0.2 0.4 % 3 10 mV AMS1117-ADJ Iout=10mA,1.5V≤Vin-Vout≤12V 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 ΔVout,ΔVREF=1%, IOUT=0.1A 1.11 1.2 AMS1117-XXX ΔVout,ΔVREF=1%, IOUT=0.5A 1.18 1.25 AMS1117-XXX VIN-VOUT=5V , TJ = 25℃ AMS1117-XXX AMS1117-ADJ ΔVout,ΔVREF=1%, IOUT=0.8A 1.25 V 1.26 1.3 1.4 1.6 A mA Current Limit Ilimit 5 10 Adjust Pin Current IADJ 55 120 IChange 0.2 Adjust Pin Current Change Unit uA ■ Electrical Characteristics Ta = 25℃ AMS1117-1.2 AMS1117-1.25 AMS1117-1.5 AMS1117-1.8 Quiescent Current IQ AMS1117-1.9 AMS1117-2.5 AMS1117-2.85 AMS1117-3.3 AMS1117-5.0 www.yfwdiode.com Vin-Vout=1.25V 4 8 mA AMS1117-X.X ■ Typical Applications . www.yfwdiode.com AMS1117-X.X ■ SOT-89 B D A bp3 E 1 2 HE Lp 3 c bp2 w M B bp1 e1 e 0 2 4 mm scale DIMENSIONS (mm are the original dimensions) UNIT A bp1 bp2 bp3 c D E e e1 HE Lp w mm 1.6 1.4 0.48 0.35 0.53 0.40 1.8 1.4 0.44 0.23 4.6 4.4 2.6 2.4 3.0 1.5 4.25 3.75 1.2 0.8 0.13 www.yfwdiode.com