23213 Shantou Huashan Electronic Devices Co.,Ltd. 3-TERMINAL FIXED VOLTAGE REGULATOR H78L09 █ Description H78L09 is the three terminal positive Regulators with single chip, and in a wide range of applications。It supplies fixed output TO-92 voltages of 9V, deliver over 100mA output current,and employs internal current limiting, thermal shut down and safe operating area protection, making it essentially indestructible. █ Features 1―OUTPUT 2―GND 3―INPUT Output current up to 100mA Low noise High Ripple Rejection Power Amplify Output Protection Thermal Overload Protection Current Overload Protection and Short Circuit Protection █ Absolute Maximum Ratings（Ta=25℃） V I N ——Input Vo l t a g e … … … … … … … … … … … 30V Tamb ——Operating Temperature Range………………………… -20~85℃ Tstg——Storage Temperature Range…………………………… -55~150℃ Tj——Junction Temperature……………………………………… -55~150℃ █ Internal Block Diagram INPUT Series Bypass Element 3 Current Generator Starting Circuit Reference Voltage OUTPUT 1 SOA Protection Error Amplifier Thermal Protection circuit GND 2 23213 3-TERMINAL FIXED VOLTAGE REGULATOR Shantou Huashan Electronic Devices Co.,Ltd. H78L09 █Typical Application OUTPUT INPUT H78L09 GND █ ELECTRICAL CHARACTERISTICS （Unless otherwise specified, VIN=15V,IO=40mA,0℃≤Tj≤125℃,CIN=0.33μF,COUT=0.1μF） Symbol VO Parameter Output Voltage Min. Typ. Max. 8.64 9.0 9.36 8.55 9.45 8.55 9.45 90 ΔVO ΔVO IQ Unit Tj=25℃ V Tj=25℃, 11.5V≤VIN≤24V mV 100 150 20 90 Load Regulation Quiescent Current 45 2.1 6.0 mA mA Change Output 0.1 Noise VN Tj=25℃,1mA≤IO≤40mA Tj=25℃ 13V≤VIN≤24V, 1.5 Quiescent Current ΔIQ Tj=25℃, 13V≤VIN≤24V Tj=25℃,1mA≤IO≤100mA mV 10 11.5V≤VIN≤24V,1mA≤IO≤40mA 11.5V≤VIN≤VMAX,1mA≤IO≤70mA 200 Line Regulation Conditions 1mA≤IO≤40mA 70 μV Tj=25℃,10Hz≤f≤100kHz 44 dB Tj=25℃,12V≤VIN≤22V, f=120Hz 1.7 V Tj=25℃ Voltage RR Ripple Rejection 38 Temperature ΔVO/ΔT coefficient of VO