BA5983FP ROHM
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σΟεΫ IC CD-ROM ༻༻༻༻BTL υϥΠόυϥΠόυϥΠόυϥΠό BA5983FP / BA5983FM BA5983FP / BA5983FMCD-ROMಈ༻4chBTLυϥΠόIC Ͱ͢ɻHSOP28pinύϫʔ CD-ROM࿈ 1͍ɻʢPreVCC=8VɺPowVCC=5VɺRL=8Ωɺ4VʢTyp.ʣʣ 2ʣαʔϚϧγϟοτμϯճ࿏Λଂɻ 3ʣPreVCCɺch1ɺ2 ͷPowVCCͼɺch3ɺch4ͷPowVCCͷྑ͍υϥΠϒ͕Մೳɻ 4ʣελϯόΠɺ1chʙ3chͱ4chՄೳɻ 5ʣ1chʙ4chશͯΛελϯόΠʹ͢Δͱશճ࿏ελϯόΠϞʔυʹઃఆՄೳɻ 6ʣυϥΠόલஈΦϖΞϯϓɺGNDηϯεͰɺग़ྗϨʔϧɾτɾϨʔϧͷͨΊిѹͷDSPʹରԠՄೳɻ !!!!ʢTa= 25°Cʣ Parameter Symbol Limits Unit ग़ྗిྲྀ Թൣғ อଘԹൣғ ∗3 ɺASOఆɻ PreVcc, PowVcc Pd IoMax Topr Tstg 13.5 1.7 2.2 −35∼+85 −55∼+150 V W A BA5983FP BA5983FM PreVcc PowVcc 4.5∼13.2V 4.5∼PreVcc
σΟεΫ IC !!!!ϒϩοΫμΠΞάϥϜϒϩοΫμΠΞάϥϜϒϩοΫμΠΞάϥϜϒϩοΫμΠΞάϥϜ LEVEL SHIFT LEVEL SHIFT − LEVEL SHIFT LEVEL SHIFT STAND BY ch4 STAND BY ch1 / 2 / 3 VCC VCC VCC 10k10k 10k 10k 10k10k 10k 10k 10k 10k10k10k 10k 10k10k10k 20k 10k 10k 10k 20k 10k 10k 10k Pin No.ççೳ BIAS IN OPIN1 (+) OPIN1 (−) OPOUT1 OPIN2 (+) OPIN2 (−) OPOUT2 GND STBY1 PowV CC1 VO2 (−) VO2 (+) VO1 (−) VO1 (+) ࢠ ch1ࢠ ch1ࢠ ch1ࢠ ch2ࢠ ch2ࢠ ch2ࢠ GND ch1~3ελϯόΠίϯτϩʔϧ ࢠ PowV CC (ch1, 2) υϥΠόch2ෛग़ྗ υϥΠόch2ਖ਼ग़ྗ υϥΠόch1ෛग़ྗ υϥΠόch1ਖ਼ग़ྗ Pin No.ççೳ V O4 (+) VO4 (−) VO3 (+) VO3 (−) PowVCC2 STBY2 GND OPOUT3 OPIN3 (−) OPIN3 (+) OPOUT4 OPIN4 (−) OPIN4 (+) PreV CC υϥΠόch4ਖ਼ग़ྗ υϥΠόch4ෛग़ྗ υϥΠόch3ਖ਼ग़ྗ υϥΠόch3ෛग़ྗ PowVCC (ch3, 4) ch4ࢠ GND ch3ࢠ ch3ࢠ ch3ࢠ ch4ࢠ ch4ࢠ ch4ࢠ PreV CC çççççʢྫ͑લஈOPͷ14pin͕ಉ૬ग़ྗͰ13pin૬ग़ྗʣ
σΟεΫ IC 3, 6, 23, 26pin2, 5, 24, 27pin 9, 20pin 50k 50k 50k 50k 10k 4, 7, 22, 25pin 30k 60k 1pin ͷ୯Ґ[Ω] 10k 10k ෛग़ྗ 11, 13, 16, 18pin ਖ਼ग़ྗ 12, 14, 15, 17pin 10k
σΟεΫ IC !!!!Γ Ta=25°C, PreVCC=12V, PowVCC1=5V, PowVCC2=5V, BIAS=1.65V, RL=8Ωʣ Parameter Symbol Min. Typ. Max. Unit Conditions ճ࿏ిྲྀ ch1, 2, 3࣌ IQST ch4࣌IQST શch࣌IQST <υϥΠό> ग़ྗΦϑηοτిѹ େग़ྗৼ෯1 େग़ྗৼ෯2 ిѹརಘ1 ిѹརಘ2 εϧʔϨʔτ ελϯόΠONిѹ ελϯόΠOFFిѹ Լϛϡʔτ ONిѹ Լϛϡʔτ OFFిѹ <લஈΦϖΞϯϓ> ೖྗൣғ ೖྗΦϑηοτిѹ ೖྗόΠΞεిྲྀ ϋΠϨϕϧग़ྗిѹ ϩʔϨϕϧग़ྗిѹ ಈిྲྀγϯΫ ಈిྲྀιʔε εϧʔϨʔτ IQ IQST1 IQST2 IQST3 VOOF VOM1 VOM2 GVC1 GVC2 SRDRV VSTON VSTOFF VBMON VBMOFF VICM VOFOP IBOP VOHOP VOLOP ISI ISO SROP −70 3.6 7.5 2.0 1.3 400 6.2 4.0 9.0 800 0.5 0.7 300 0.3 mA mA mA µA mV V V dB dB V/µs V V V V V mV nA V V mA µA V/µs ʢPreͷΈͷIQʣ ʢPreͷΈͷIQʣ ʢPreͷΈͷIQʣ ch1, 2 V IN=VBIAS±2.0V ch3, 4 VIN=VBIAS±2.0Vˎ ch1, 2 VIN=VBIAS±0.5V ch3, 4 VIN=VBIAS±0.5Vˎ VBIAS=6V VBIAS=6V ∗ PowVCC1ʹPowVCC2ʹ12V
σΟεΫ IC OPOUT OPN− OPN+ OPOUT OPN− OPN+ OPN+ OPN− OPOUT IQ 2.5V 0.1µF RL NF OPB OPRL VST2 VST1 0.1µF RL A OPOUT OPN− OPN+ OPOUT OPN− OPN+ RL 5V0.1µF RL VN VOOP VBOP−VIOF VV V V VV V V VBOP+ 2.5V Fig.1
σΟεΫ IC LEVEL SHIFT LEVEL SHIFT − LEVEL SHIFT LEVEL SHIFT STBY CH4 STBY CH1 / 2 / 3 H=ENABLE L=STANDBY H=ENABLE L=STANDBY VCC VCC VCC 10k10k 10k 10k 10k10k 10k 10k 10k 10k10k10k 10k 10k10k10k 20k 10k 10k 10k 20k 10k 10k 10k focus coil tracking coil Tray motor Sled motor 0.1µF0.1µF Rev Fwd 0.1µF TRACKING FOCUS BIAS SLED DIGITAL SERVO Fig.2
σΟεΫ IC νοϓԹ͕175°CʢTyp.ͼνοϓԹ͕150°CʢTyp.ʣʹͳΔͱɺυϥΠ (2) ʢ1pinʣɺ1VʢTyp.ʣ ҎԼʹͳΔͱϛϡʔτ͕͔͔Γ·͢ɻ (4) ిѹͷԼͰɺશͯͷνϟϯωϧͷճ࿏ʹϛϡʔ ɺ෦όΠΞεిѹʢVCC / 2ʣʹͳΓ·͢ɻ (5) ిѹΛΦʔϓϯɺ·ͨɺ0.5VҎԼʹ͢Δͱɺͦͷରͷνϟϯωϧͷճ࿏શ͕ͯελϯόΠঢ়ଶ ʹͳΓ·͢ɻ ΘΓͷεϨογϣϧυɺ1.4VͰ͢ɻ (7) ϓϦ෦ͷV !!!!ઢ STN1 : H STN2 : H STN1 : H STN2 : L STN1 : L STN2 : H CIRCUIT CURRENT : ICC (mA) POWER SUPPLY VOLTAGE :çVCC (V) OUTPUT VOLTAGE : VO (V) INPUT VOLTAGE : VIN (V) Fig.4 ೖग़ྗಛੑ (ch1, 2) −1−2−31 2 3 20Ω 12Ω RL: 16Ω OUTPUT VOLTAGE : VO (V) INPUT VOLTAGE : VIN (V) Fig.5 ೖग़ྗಛੑ (ch3, 4) −10 −1−2−31 2 3 20Ω 12Ω RL: 16Ω
σΟεΫ IC HSOP28 BA5983FP 18.5±0.2 7.5±0.2 9.9±0.3 28 15 11 4 2.2±0.1 0.35±0.1 5.15±0.1 0.5±0.2 0.8 0.25±0.1 16.0±0.2 0.11 0.1 S0.08 M HSOP28-M BA5983FM 18.5±0.2 7.5±0.2 9.9±0.3 28 15 11 4 2.2±0.1 0.35±0.1 5.15±0.1 0.5±0.2 0.8 0.25±0.1 16.0±0.2 0.11 0.1 S0.08 M