AN6387 PANASONIC | Alldatasheet

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ICs for MOTOR CONTROL AN6387 VCR Cylinder Direct Motor Drive Circuit Outline Ua: The AN6387 is an integrated circuit designed to drive a VCR is0+03 ms me cylinder DD motor. 5.5+0.3| 3403] isa @ Features res . © The functions consist of : | id] S&TBe 3 3-Phase motor drive circuit 3) aq B20 | . reat | eq Bis |= 3 2-Phase Hall element input circuit 2 7q p18 |> Pa PG, FG, generator circuit “| oq Bis |* Zos Motor lock detector ngLaset ats Supply voltage : either 9V or 12V see 8 - “Baraca > - 3.05 20.3 sides la~1s /Pisos0s ne 24-Lead DIL Plastic Package(Power Type) @ Block Diagram OOOO =] [He @3) ——_ © ee i) a 7 “PT bok 650) ©) O-D3) ec —373— Panasonic

ICs for MOTOR CONTROL AN6387 @ Pin Pin No Pin Name Pin Name 1 | Motor Current] (2) Torque Direct Voltage 2 | Output 3) a) 3) Hall Element Ref. Voltage Hall Element | (2)

4 Hall Element Voltage [E16 | Voltage Input | (3)

“5 | Motor Current Detect @ 6 | Disable | 18 | MM Output i iVve oo PG Output 8 | Lock Detect FG Output 9 | Phase Compensation | 2t | Vw ~10_| Phase Compensation | 22 | NC “11, Servo Ref. Voltage || 23. | Motor Current Output) | GND Motor Current @ Absolute Maximum Ratings (Ta=25'C) Item Note Circuit Voltage n=1,2,28 Circuit Voltage Circuit Current [oo] 500 Tan 2.28 Power Dissipation eC Storage Temperature @ Electrical Characteristies (Ta=25°C +2°C) tem | sombot [crese|___Conton [min | om | ms. | nt Total Current [th | 1 | Vec=9V. disable [ao [| 20 | mA ET-ATC Transfer Gain Vec=9V Foss | [1.06 | ATC Linit Voltage | Vim | 2 | Vee=8V a flvoraue command [ou | [oso | V Saturation Detect Gain [Gy | 3 [Va=9V.R=oa7a [0 [| 18 | Saturation DeteetStatVoltage | Vow [8 [Va=9V.Rsoara [uo | | ae | Saturation Detect Bnd Voltage | Vin | 3 [Ve=9V Roar [os || no TV HY Output Vottage [Vw [1 | Vec=9V, Vv=26V, Rw=2700 | aa | [| HY Protect Voltage | Virwe | 1 [Va=8V.VasVeo | 8 || 48 TV DS Level Voltage [Vs [2 [verve ETR Voltage [Wie [2 [Vecsov a a MEMGHEMAHESHES Basiret | Tne | 2 [Ve=9V 0 m6 | HESHES ConpartorOtitVotage | Vionan | 2 [Vea=9v m6 | 6 [mv HENEHEM Congr Of Vote] Viwnow | 2 [Vec=9V__ 6 | 6 | mv PG Lowest Voltage | Vouw | 2 | Vic=8V.47k@ applied to Pintdsv [|| 05 | OV FG Lowest Voltage | Vouw | 4 | Voc=9V,47K0 applied toPin@—5V | || 05 | V BEF Fetch Voltage | Vow [4 [Va=Va=9V fs To TV Note Operating Supply Voltage Range = V. copy ®8~13V1V912) Panasonic —374—

ICs for MOTOR CONTROL AN6387 Test Circuit 1 (lo, Vuv, Virrotecs) Test Circuit 2 (Feo Vaimy Vos, Vere, Tou) Vicottsetss Vicottseom, Vouis sv > y 4 a ‘Vig W219 18 17 16 15 14 13 Vusy Tyme ‘AN6387 gw eh tg pe 123.4567 89 10 1112 ont © od [T| Vs 12k0 HE I] 4 [24 23 22 21 20 19 18 17 16 15 14 13 7 ow, 30 © Ver ‘AN6387 Lege 56 po Var SW: Open, Current Value lec 1a. E sits . SW,: Open, Pin @ Voltage 2.6V--- d eT a8 Pin Voltage Vw J SW:: Short, Pin © Voltage" Verrateen Vee=9V Read Vy, and Vy2 when Vues=Veew=2V, Vos=2V ; and V.=0~6V. Gro, Vim (Vues, Vaew, Var current--"Is:as) Read Vi. when Vs=0V. =—Vere Vars=Vuew=2V, Vos=2V Continuously lowering Ves from 2V, the voltage of Ves—Var when Vus went down : Viorsens Next, continuously lowering Vysw from 2V, the voltage of Vyew—Vae when Vys went down : Vicortseo and lowest voltage of Vus-Vous Test Circuit 3 (Gis), Viverin Viver2») Test Circuit 4 (Vor. Vara) = 20 «12V +4 4 ° ° wt ty Vtte d TY" yisv 2 4 v, = Ovw ; sw.) sv Wu® 345 tH | elf © MS DTW 19 18 17 16 151413] Va Bg Wet | ‘AN6387 2-23 2 21 2019 18 17 16-15 14 13 12.3.4 5 6 7 89 10 1112 (AN6387 = am 456789 101 8Vec=9V 4 Set Vu at 2V. Continuously increase Vy until it is Veo=9V as shown in the figure below. When $,=5V and Vyi=9V, Vie""High voltage ™ : When S,=4V and Vin=9V, VaeLow voltage Vi pew Vou, At this time, continuously increase Vu; up to ' 10V. awe Next, when Vyz, continuously lowering for $, =5V, ‘ the voltage of Vin when Vuz became High voltage Veet Vai Va) Vor. —375— Panasonic

ICs for MOTOR CONTROL AN6387 Pp-—Ta [sea “TRE TORTS ORE ren 6 10 100 150 200 Ambient Temperature T, ‘C @ Application Circuit __ Hall Voltage Vee 0.0068.F HEM HEM HES HES TY) ae ServolC DOO @®) M age ya Siereor - =: ion © +9V~ @ne | @) ® Hall ose BSH “t ay OOO—Ons —O-O > — 0.22uF SL “ota a d Pia C Panasonic —376—