AN3840NSR PANASONIC | Alldatasheet

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Faeroe NSR le an IC tor erving the VR capstan ANSSAONS ines he cf motor can bereaved vibration and torque rip- ‘ay "2 + Output transistor built-in ; Ty = f= - + 3 » Torque ripple cancellation circuit built-in =e =—5 «+ Overlap drive a4 Ls « Output not required Ne = * Thermal protection circuit built-in a 1452012 « Output maximum current of 1.5 A bal 3 Se | eel 1734032) 4S 20.12_ ‘Ué-pin SOP Package (HSOPI24.P.0490) J Function Block Diagram Vee @ @) ® Th o = oS | Shea te SHI 7 x @ =e | [dT a = | | o PU UES i= cist —a|| TI | O-<Z So _ = — Gi) ® bb © GND —— 509

@ Absolute Maximum Rating (Ta=25T) Motor supply voltage ee ee ee v Motor supply current") a ee | A utpat terminal vottage "= pow fo v Terminal vohage "7! a es Vv Terminal 14 current poe 0 mt Power dissipation a , e) Operating ambient temperature a Note 1) Pin No.=1,3,23 Note 2) Pin No.=5, 6,7, 8,9, 10, 11, 15, 16, 19 . i Recommended Operating Range (Ta=25'C) Operating supply voltage 435V055V Motor supply current [ve GV to 18Y ll Electrical Characteristics (Ta=25C) Parameter |_Symbol_| __Condition | min | typ [max | Unit Torque command reference vousge [BCR [| | | — | STV Tongue command vllage [ec | | _es[ —] «|v Torque command input offset voltage | ECae | | 150] — | iso] mv Tengu command dead zoe [ee | SSSS~*dY (S| — | 10] mv Output idle voltage pate [oo | | Tv InpeOupat pin ae Output maxi vag Taree | ‘fost —][—] v Normal rotation command voltage | EDe | | — | — | oo] Stop command valag> [mm | | 1t—] 3] v Reverse rotation command voiuge | BD» | |S | — | — | OV Hal element input oot voluge | Haw |_| _-8| —| 8] aw Lowerside ouput votige (2) | Www | ate=oimv | om] — | oa] v ed TGS of wohage [am | T=emv iY | — | «] av a FO Hall element supply voltage [VHS | t==20ma | 26 | as | 32] Vv Hall element inputallowable voltage | He [| | T — | STV Switching supply control output | Vs | BC=BCR, Wu-Ai=i3v_ [21] as] 29 Vv Switching supply control output gain [ Gvs [| = 3.4 TT 23 [ripe 510

@ Application Diagram ew N re =e a Ee — Lo he) in Kel I | ag ee dol #| | tts eb dc ee oer be Seer HK —— =) “os re an Aa =—— aa - fs] @ Pin Descriptions 2 | Al:Drive ouput | Motor clk connec “se owe INN

——— I Pin Descriptions Pino] _Pintanc | Standard waveform | Desciption |‘ Bgulvalew re an PCH ; Hall ‘Terminal for phase compensa- 4 a ~s tion of AGC loop of Hall amp. =n =a

5 By, : Hal clement inpet

6 | Hat : Hall element input ” 7 | Hho 2 Hall elemeat input ava Hall Element output of motor (5) 6) 8 | | By : Hall clement ieput Py is inputted. 5.79 6, % 0 9 | Hy~ : Hall clement imput 18 sna yp) 10 | Hy* : Hall element input 100 A. + Disects Terminal for directing the rota | 7S u | eee tion direction and siop of the & motor with 3-value input. Fa 100A SAT ° Steuration prevestion - ; 12 : tion of the loop preventing the 7 — sss ; 12k: a a | Yas ‘The terminal for ovtputting the Hall clement power supply supply voltage for Hall element. &an

—— SSeS @ Pin Description (cont.) Piano] Poname | Stniard waveform | Desipton | Egavalen creak Terminal for inputting the refes- i ri ECR : Torque command inpecting 8 reference input terminal ence voltage of torque command. ot ‘ sana (yp) (yp)

16 EC : Torque command Terminal for inputting the

input terminal torque command voltage. m 0~ MDA Terminal outputting the voltage 17_ | Ve! Switching power supply proportional to Vee of source 4 moa y, ‘control outprat side ouput transistor to control Terminal for pase compensation of ana 18} PCL: Curent feedback system the system which controls the current phase compensation of the sink side curpun eraasisace, | TL: Terminal setting the maximum i x : em | fer “TLL” ¢ cS Texminal connected to he ATC ter- ) 3 20 | CS: Cument detection terminal ‘minal, for inputting the valve weach ©) 60 is current-detected by the resistor, 20) n PCV * Vohage feedback tion of the system which controls 4 ‘Vu : Motor power supply Terminal inputting the motor termina power supply.

I Phase of Hall Input and Output Current ED/S=0V, EC<BCR SL a es ae sor bP rrr é 7 OK a F rT MFT AF h ; a 3 , le 1 1A he Nt A ta yt j PrN PNG TEN ' ' ' roe | na, a Se TMi DusAE LANE ETA BUN YN IAN LY i mie tg tt | Wet bt : 7 © tig mht 2 vei roay't or ' a 1 “bed cD i Pototot to totot toad ' Beiitp tree riae -—-- >t ° $ * }e ae @ Torque Direction Setting Logic ‘The dinection of penented iceque is determined scomrding to the following informatica, _* Rotation direction command : ED * Information from the rotation direction detection circuit : ER High « Hr-*Hs~*Hy High : H)-rHy-+H; -’ DJS = OV is set for H;—*Hs—*Hz (normal rotation) + Brake ttformatioe free the torque coeumaned circeit : EA * Direction of generated torque ; EP High : BCR>BC Generated torque rotating im the direction : High : Hy-*Hy-*H, EP is determined by ER, BA and ED as follows : EP=ED - EA+ER - EA . a 2 pm | w# |] e« fT ec fT bt | : : ‘Camot map of torque direction setting logic