3-TERMINAL FIXED VOLTAGE REGULATOR
Shantou Huashan Electronic Devices Co.,Ltd.
H 7811
█ Description
The H7811 ser i es of t hr ee t er mi nal posi t i ve Regul at or s ar e avai l abl e i n t he TO- 220 package and wi t h
sever al f i xed out put vol t ages, maki ng t hem usef ul i n a wi de r ange of appl i cat i ons. Each t ype empl oys
i nt er nal cur r ent l i mi t i ng, Ther mal shut down and saf e oper at i ng ar ea pr ot ect i on, maki ng i t essent i al l y
i ndest r uct i bl e. I f adequat e heat si nki ng i s pr ovi ded, t hey can del i ver over 1A out put cur r ent . Al t hough
desi gned pr i mar i l y as f i xed vol t age r egul at or , t hese devi ces can be used wi t h ext er nal component s t o
obt ai n adj ust abl e vol t ages and cur r ent s.
█ Features
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Output current up to 1A
TO-220
Output Voltages of 11V
Thermal Overload Protection
Short Circuit Protection
Output Transistor Safe Operating Area Protection
1―INPUT
2―GND
3―OUTPUT
█ Absolute Maximum Ratings(Ta=25℃)
VI——Input Voltage (for VO=5V to 18V)
35V
RθJC——Thermal Resistance Junction-Cases
RθJA——Thermal Resistance Junction-Air
5℃/W
65℃/W
T
T
OPR——Operating Temperature Range
STG——Storage Temperature Range
0~125℃
-65~150℃
1