TIGER ELECTRONIC CO.,LTD 1A Low Dropout Voltage Regulator With ON/OFF Control KIA78RXX DESCRIPTIONS： The KIA78RXX is a low drop voltage regulator suitable for various electronic equip ment. The output current is up to 1.0A and dropout voltage is 0.5V typ. at Io=1.0A. This regulator has various function such as peak current protection, ther mal shut down, over voltage protection and output disable function. The KIA78RXX i s a v a i l a b l e i n T O - 2 5 2 - 5 L 、 TO-220F-4 power package. FEATURE S z 1.0A ou tput low drop voltage regu lato r. z Built in ON/OFF control terminal. z Built in over current protection, over heat protection function. BLOCK DIAGRAM 1/7 1/7 KIA78RXX PIN CONF IGUR ATI ON： PIN FUNCTION 1. VIN 2. GND 3. VOUT 4. NC 5. ON/OFF CONTROL ORDERI N G INFOR MATION ： Package Marking Output Vo ltage Package Type KIA78R25FXX 2.5V TO-252-5L KIA78R33FXX 3.3 V TO-252-5L KIA78R05FXX 5.0V TO-252-5L KIA78R06FXX 6.0V TO-252-5L KIA78R08FXX 8.0V TO-252-5L KIA78R09FXX 9.0 V TO-252-5L KIA78R10FXX 10.0V TO-252-5L KIA78R12FXX 12.0V TO-252-5L KIA78R15FXX 15.0V TO-252-5L KIA78R25API 2.5V TO-220F-4 KIA78R33API 3.3 V TO-220F-4 KIA78R05API 5.0V TO-220F-4 KIA78R06API 6.0V TO-220F-4 KIA78R08API 8.0V TO-220F-4 KIA78R09API 9.0 V TO-220F-4 KIA78R10API 10.0V TO-220F-4 KIA78R12API 12.0V TO-220F-4 KIA78R15API 15.0V TO-220F-4 ABSOLUTE MAXIMUM RATINGS (Ta=25 °C) Characteristic Value Unit Input Voltage 35 V ON/OF F Control Vo latge 35 V 2/7 KIA78RXX Output Current Power Dissipation 1 (no heatsink ) 1 A 1.5 W TO-252-5L 10 TO-220F-4 15 Power Dissipation 2 (with heatsink) W 125 °C Operating Te mperature -20 ～ 8 0 °C Storage Temperature -30 ～ 1 25 °C 260 °C Junction Temp erature Soldering Te mperature (10sec) ELECTRICAL CHARACTERISTICS (unless otherwise specified: Io=0.5A,Ta=25°C) Characteristics Symbol Test conditions Min Typ Max Unit 2%Vo V Output Vo ltage Vout Load regulation Rload Io=5 mA～ 2 A 0.1 2.0 % Line regulation Rline Note2 0.5 2.5 % Te mperature coefficient of output voltage TcVo T j = 0 ～ 12 5°C Ripple rejection R.R Drop out vo ltage VD Output ON state voltage Output ON state current Output OFF control voltage Output OFF control current for control for control state for state for Quiescent cu rrent Note1 Io=1A,Note3 IQ ±0.05 55 Vc=2.7V Vc=0.4Vo Note1,Io=0 Note: 3/7 %/℃ dB 0.5 2.0 VC(OFF) IC(OFF) ±0.02 45 VC(ON) IC(ON) - 2 % Vo V V 20 µA 0.8 V -0.4 mA 10 mA KIA78RXX Note1 Note2 KIA78R25 VIN=4.5V Vin=3.5~ 9.5V KIA78R33 Vin=5.0V Vin=4.3~ 1 0.3V KIA78R05 Vin=7.0V Vin=6~1 2V KIA78R06 Vin=8.0V Vin=7~1 5V KIA78R08 Vin=10V Vin=9~2 5V KIA78R09 Vin=15V Vin=10~ 25 V KIA78R10 Vin=16V Vin=11~ 26 V KIA78R12 Vin=18V Vin=13~ 29 V KIA78R15 Vin=21V Vin=16~ 32 V TEST CIRCUIT Standard Test Circuit KIA78RXX Ripple Rejection Test Circuit KIA78RXX 4/7 Note3 Vout=0.9 5 Vo KIA78RXX APPLICATION CIRCUIT TO-252-5L： 5/7 KIA78RXX OUTLINE DRAWING TO220F-4L 6/7 KIA78RXX 7/7