1 h igh diode semiconductor to-2 52-2l feature electrical characteristics (t =25 unless otherwise specified 78M05 three -terminal positive voltage regulator 1.in 2.gnd 3.ou t maximum o utput current i om : 0.5 a output voltage v o : 5v z z continuous tot al dissipation p d : 1.25 w z (t a = 25 ) p arameter symbol value unit input v o lt ag e v i 35 v t hermal r esistance from j unction to a mbient r ja 80 /w operatin g ju nction t e mperature range t opr -25~+ 12 5 s t orage temperature range t st g -65 ~+ 15 0 pa r ameter symbol test conditions m in t yp m ax u nit 25 4.8 5 5.2 v outp ut v o ltage vo 7v v i 20v , io = 5 ma-350ma -25~ 12 5 4.75 5 5.25 v io=5ma-0.5a 25 15 100 mv loa d r e gula t i o n vo io= 5ma-200ma 25 5 50 mv 7v v i 25v , io = 200ma 25 3 100 mv line r egulation vo 8v v i 25v , io =200ma 25 1 50 mv qu iescen t cu rren t iq 25 4.2 6 ma iq 8v v i 25v , io = 200ma 0.8 ma qu iescen t current change iq 5ma i o 35 0m a 0.5 ma ou tpu t no ise v o lt ag e v n 10hz f 1 00k hz 25 40 200 ripple re jection rr 8v v i 18v ,f= 1 20hz,io= 3 0 0 m a 62 80 db dropout v o ltage vd io=350ma 25 2 2.5 v short circ uit curre nt isc v i =10v 25 300 ma peak cu r rent ipk 25 0. 5 a typic a l application -25~ 12 5 -25~ 125 -25~ 125 * pulse test. v/vo note: bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. 2 c o 0.1 f vi 1 3 vo c i 0.33 f 78m 05 voltage regulators to-252-2l plastic-encapsulate 2 1 3
2 h igh diode semiconductor typical characteristics current cut-off grid voltage output voltage v o (v) output current i o (a) junction temperature t j ( ) power dissipation p d (w) power derating curve i o =0ma t j =25 quiescent current input voltage v in (v) quiescent current i q (ma) output characteristics i o =0.2a ? 0.35a ? 0.5a i o = 0 a dropout characteristics output voltage v o (v) input voltage v in (v) t j =25 v in =10v i o =5ma output voltage vs junction temperature output voltage v o (v) junction temperature t j ( ) i o =0ma t j =25 output voltage v o (v) input voltage v in (v)
3 oe emcoctor b a b a a 2 . 2 0 2 . 4 0 1 2 . 0 a 1 0 . 0 0 0 0 . 1 2 5 2 1 . 4 0 1 . 0 0 . 0 . 3 1 . 0 c 0 . 4 0 . 5 4 0 . 0 1 . 0 0 . 5 0 . 0 1 . 1 0 1 . 3 0 1 5 . 1 0 5 . 4 0 2 4 . 3 0 0 . 0 0 0 . 3 0 . 0 0 . 2 0 5 . 3 5 e 2 . 1 2 . 3 . 0 1 0 . 4 0 0 0 . 0 m m
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