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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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BD8256EFV-ME2 Fiches technique(PDF) 2 Page - Rohm |
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BD8256EFV-ME2 Fiches technique(HTML) 2 Page - Rohm |
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2 / 53 page  2/49 TSZ02201-0G1G0BK00030-1-2 © 2013 ROHM Co., Ltd. All rights reserved. 4.Apr.2016 Rev.004 www.rohm.com TSZ22111・15・001 BD8256EFV-M Pin Configuration (TOP VIEW) Block Diagram HU+ 1 54 PREVCC HU- 2 53 TKRNF HV+ 3 52 FCTLRNF HV- 4 51 FCTLCDET HW+ 5 50 TKCDET HW- 6 49 SAO1+ HALL_VC 7 48 SAO1- SPCNF 8 47 SAO2+ BHLD 9 46 SAO2- SPRNF 10 45 FCTLO1+ FG 11 44 FCTLO1- W_OUT 12 43 FCTLO2+ V_OUT 13 42 FCTLO2- U_OUT 14 41 TKO+ SPGND 15 40 TKO- SLGND 16 39 ACTGND SLO1+ 17 38 LDO+ SLO1- 18 37 LDO- SLRNF1 19 36 PRTOUT SLO2+ 20 35 MUTEB SLO2- 21 34 PRTLIM SLRNF2 22 33 VCC ERROUT 23 32 PRTFT SDO 24 31 PRTT SDI 25 30 PREGND SCLK 26 29 SHV SLV 27 28 VREG LIMIT LIMIT Hall Amp / Reverse Protect Current Detector FCTLO1+ FCTLO1- FCTLO2+ FCTLO2- LDO+ LDO- SLO1+ SLO1- SLO2+ SLO2- U_OUT V_OUT W_OUT Over Current Protect PRTT SPCNF OSC Current Detector Current Detector OSC FG SLRNF1 SLRNF2 BHLD SPRNF HU+ HU- HV+ HV- HW+ HW- HALL_VC TKO+ TKO- DAC DAC DAC FCTLRNF TKRNF FCTLCDET TKCDET PRTFT PRTLIM DAC DAC DAC DAC SAO1+ SAO1- SAO2+ SAO2- SHV SDI SDO SCLK SLV PRTOUT MUTEB VREG ERROUT Regulator Figure 2. Pin configuration Figure 3. Block diagram Pin Description Pin No. Pin Name Function Pin No. Pin Name Function 1 HU+ Hall amp. U positive input 28 VREG Inside power supply for SPI logic 2 HU- Hall amp. U negative input 29 SHV Power supply for SDO output 3 HV+ Hall amp. V positive input 30 PREGND Pre block ground 4 HV- Hall amp. V negative input 31 PRTT Protect time setting for tracking 5 HW+ Hall amp. W positive input 32 PRTFT Protect time setting for focus and tilt 6 HW- Hall amp. W negative input 33 VCC Power supply for pre driver and loading 7 HALL_VC Hall bias 34 PRTLIM Limit setting for actuator protect 8 SPCNF Spindle driver loop filter 35 MUTEB Mute input 9 BHLD Spindle current bottom hold 36 PRTOUT Protect output 10 SPRNF Spindle power supply and current sense 37 LDO- Loading driver negative output 11 FG FG output 38 LDO+ Loading driver positive output 12 W_OUT Spindle driver W output 39 ACTGND Actuator and loading power ground 13 V_OUT Spindle driver V output 40 TKO- Tracking driver negative output 14 U_OUT Spindle driver U output 41 TKO+ Tracking driver positive output 15 SPGND Spindle power ground 42 FCTLO2- Focus tilt driver 2 negative output 16 SLGND Sled power ground 43 FCTLO2+ Focus tilt driver 2 positive output 17 SLO1+ Sled driver 1 positive output 44 FCTLO1- Focus tilt driver 1 negative output 18 SLO1- Sled driver 1 negative output 45 FCTLO1+ Focus tilt driver 1 positive output 19 SLRNF1 Sled 1 power supply and current sense 46 SAO2- Sphere aberration 2 negative output 20 SLO2+ Sled driver 2 positive output 47 SAO2+ Sphere aberration 2 positive output 21 SLO2- Sled driver 2 negative output 48 SAO1- Sphere aberration 1 negative output 22 SLRNF2 Sled 2 power supply and current sense 49 SAO1+ Sphere aberration 1 positive output 23 ERROUT Serial data error output 50 TKCDET Current detect for tracking drive 24 SDO Serial data output 51 FCTLCDET Current detect for focus tilt drive 25 SDI Serial data input 52 FCTLRNF Focus tilt power supply and current sense 26 SCLK Serial clock input 53 TKRNF Tracking power supply and current sense 27 SLV Serial slave input 54 PREVCC Pre driver power supply |
Numéro de pièce similaire - BD8256EFV-ME2 |
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Description similaire - BD8256EFV-ME2 |
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