1117

1117 KIA | Alldatasheet

Document overview

• Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
• PDF pages: 4

Technical content

1117 SERIES

ADJUSTABLE POSITIVE VOLTAGE REGULATORS 9396 850 1656 SEMICONDUCTORS KIA KIA semiconductors All right reserved Rev.01-11 April 2005Product data 1 of 4 1.Description The KIA1117 series of positive adjustable and fixed regulators is designed to provide 1A 2.Features Output current of 1A typical Three-terminal adjustable or fixed Thermal protection built in Fast transient response 4.Pinning information Table1: Pinning-SOT223,simplified outline Pin Description Simplified outline VIN VOUT ADJ/GND 1 23 (SOT223 Front View) 3.Applications PC motherboard down to 800mA input to output differential and the dropout voltage is fully specified as a function of load current. The KIA1117 offers current limiting and thermal protection.The on chip trimming adjusts the reference voltage accuracy to 2%. LCD monitor DVD-Video player NIC/switch Telecom equipment High efficiency linear regulator Printer and other peripheral equipment Battery charger for applications requiring high efficiency.All internal circuitry is designed to operated

9396 850 1656 KIA semiconductors All right reserved Product data 2 of 4Rev.01-11 April 2005 Table2: Maximum ratings Parameter UnitRatingSymbol Input voltage VIN 12 V Operating junction temperature TJ 0~+125 -40~150 Co oC o C6.Maximum ratings(Ta=25 ) 5.Package information 2.5K/Reel 5K/Box 40K/CTN Storage temperature range TSTG 1A LOW DROPOUT FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS 1117 SERIES 7.Typical application Table3: Typical application IN GND OUT KIA1117-ADJVIN CIN 10uF VREF 120 VOUT COUT 100uF IN OUT KIA1117-5.0V VOUT=7.5VVIN>9.0V CIN 10uF COUT 100uF = VRE F (1+ R2/R1)+IADJR2 Application 1:1.25V to 10V Adjustable Regulator GND 2.5V Application 2:Regulator with reference VOUT=7.5VVOUT

Table4: Electrical characteristics ( VIN=10V,IOUT=40mA,CIN=0.33uF, COUT=0.1uF,TJ=25 ,Unless otherwise noted) Parameter Symbol UnitCondition MaxMin Typ VREF 1.237 1.250 1.263 V V V V V V V V V mV 8.Electrical characteristics oC 10mA<IOUT<1A 1.470 1.500 1.530 1.764 1.800 1.836 2.450 2.500 2.550 2.793 2.850 2.907 2.940 3.000 3.060 3.234 3.300 3.366 4.900 5.000 5.100 1.225 1.250 1.275 1.0 6.0 0.035 0.2 0.2 0.4 1.0 10.0 0.8 1.15 1.1 1.30 5 10 0.9 1.1 1.5 50 120 0.008 0.04 60 75 9396 850 1656 Rev.01-11 April 2005Product data 3 of 4 KIA semiconductors All right reserved KIA SEMICONDUCTORS 1A LOW DROPOUT FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS 1117 SERIES IOUT=10mA, 10mA<IOUT<1A, VOUT+1.5V<VIN<12V 3.0V<VIN<12V 3.3V<VIN<12V 10mA<IOUT<1A, 4.0V<VIN<12V 10mA<IOUT<1A,4.35V<VIN<12V 10mA<IOUT<1A,4.50V<VIN<12V 10mA<IOUT<1A,4.80V<VIN<12V 10mA<I OUT<1A, 10mA<IOUT<1A,6.50V<VIN<12V IOUT=10mA,VOUT+1.5V<VIN<12V IOUT=10mA,VOUT+1.5V<VIN<12V 10mA<IOUT<1A, 10mA<IOUT<1A, mV IOUT=10mA IOUT=1A VIN<12V VIN<12V V mA mA A IOUT=10mA, uA TA=25 C,30 ms pulse %/W fo=120HZ,1VRMS,lo=400mA, dB Output voltage Line regulation Load regulation Dropout voltage Minimum load current(Note1) Quiescent current Current limit Adjust pin current Thermal regulation Ripple rejection V RR lCL lMIN V 1.5v 1.8v 2.5v 2.85v 3.0v 3.3v IQ VO VO Note2: These parameters,although guaranteed,are not tested in production. Normally the current in the resistor divider used to set the output voltage is selected to meet the minimum load current equirement. Note1:For the adjustable device,the minimum load current is the minimum current required to maintain regulation. (Note2) o (Note2) VIN-VOUT =1.5V VOUT VOUT VOUT VOUT VOUT VOUT VOUT VIN-VOUT =3V VIN=VOUT +1.5V VIN-VOUT =5V VIN-VOUT =3V VIN-VOUT =2V

Product data Rev.01-11 April 2005 KIA semiconductors All right reserved 4 of 4 10.SOT223 package outline 1 2 3 D EH B e Dim Min Max Dim MaxMin A e E D C B H L e10.60 0.80 2.90 3.10 0.24 0.32 6.30 6.70 3.30 3.70 2.30REF 4.60REF 6.70 7.30 0.91 0.02 0.10 DIMENSIONS(mm are the original dimensions) Table5: SOT223 package outline KIA SEMICONDUCTORS 1A LOW DROPOUT FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS 1117 SERIES C A N L2 L N 1.80REF o 0 10 o