H7909

Shantou Huashan Electronic Devices Co.,Ltd. H 7909 █ 3-TERMINAL 1A NEGATIVE VOLTAGE REGULATORS The H7909 series of three terminal negative regulators are available in the TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, Thermal shut down and safe area protection, making it essentially indestructible. █ Features Output current in Excess of 1A Output Voltages of -9V lntemal Thermal Overload Protection Short Circuit Protection Output Transistor Safe-Area Compensation 1―GND 2―INPUT 3―OUTPUT TO-220 █ Absolute Maximum Ratings（Ta=25℃） V I —— Input Vo ltage … ……… …… ……… …… …… - 35 V RθJC——Thermal Resistance Junction-Cases………… 5℃/W RθJA——Thermal Resistance Junction-Air………… 65℃/W TOPR——Operating Temperature Range…………… 0~125℃ TSTG——Storage Temperature Range…………… -65~150℃ 1 Shantou Huashan Electronic Devices Co.,Ltd. H 7909 （unless otherwise specified，0℃≤TJ≤125℃,IO=500mA,VI=14V,CI=2.2μF,CO=1μF） Symbol Parameter Min. -8.7 VO Output Voltage -8.6 -9.0 -9.4 VI=-11.5V to -23V 10 ΔVO Line Regulation (Note1) 5 12 ΔVO Load Regulation (Note1) 4 IQ Quiescent Current 3 0.05 ΔIQ Quiescent Current Change 0.1 ΔVO/ΔT VN RR VD ISC IPK Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current 54 -0.6 175 60 2 300 2.2 1 mV/℃ μV dB V mA A 90 6 0.5 mA VI=-11.5V to -25V IO=5mA TA=25℃,f=10Hz to 100kHz f=120Hz, △VI=10V TJ=25℃,IO=1A, TJ=25℃,VI=-35V TJ=25℃ mA 90 180 mV TJ=25℃,IO=250mA to 750mA TJ=25℃ IO=5mA to 1.0A 180 mV TJ=25℃,VI=-11V to -17V TJ=25℃,IO=1.5A to 5.0mA TJ=25℃,VI=-10.5V to -25V Typ. -9.0 Max. -9.3 V Unit TJ=25℃ IO=5.OmA to 1.0A, PO≤15W, Conditions 2 Shantou Huashan Electronic Devices Co.,Ltd. H 7909 3