HA13705 Hitachi Semiconductor, HA13705 Datasheet
HA13705
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HA13705 Summary of contents
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Combo (Spindle & VCM) Driver Description This COMBO driver for HDD application consists of sensorless spindle driver and BTL type VCM driver. “PWM soft switching function” for low power dissipation and less commutation acoustic noise at the same time is ...
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HA13614FH Pin Arrangement OP1OUT 1 OP1IN OP2IN(+) 3 Vss 4 OP2OUT TABGND 7 VCMPS 8 VCMN VCMIN 11 VCMP 12 VCMSLC ...
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Pin Description Pin No. Pin Name 1 OP1OUT 2 OP1IN(–) 3 OP2IN(+) 4 Vss 5 OP2OUT VCMPS 8 VCMN VCMIN 11 VCMP 12 VCMSLC 13 RETPOW 14 RETSET 15 BC1 16 BC2 17 Vpsv ...
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HA13614FH Pin Description (cont) Pin No. Pin Name 34 SPNCTL 35 PHASE 36 COMM 37 CLK SCLK 38 SEENAB 39 40 DATA 41 12VGOOD 42 VIPWML 43 VIPWMH 44 VREF 45 DACOUT 46 DELAY 47 LVI1 POR 48 TAB GND ...
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Block Diagram Vss (+5V) C113 Vss 4 1 CLK 37 CLK 128 C101 UFLT 33 B-EMF NFLT Amps 32 C102 COMM 36 PHASE 35 SPN GAIN Input SPNCTL 34 filter (TESTOUT) C103 29 FLTOUT 1.4V ref. OP Amp.1 + OP1IN( ...
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HA13614FH Serial Port Construction SEENAB Note: When POR = Low, internal RESET signal becomes High and when RESET = High, all bit of serial port are set up default value as shown in table 2. Figure 1 Table 1 Truth ...
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Bit Assingnment Table 2 Bit Assingnment of Serial Port Symbol STANDBY D0 D1 VCMENAB D2 SPNENAB D3 BRAKE D4 SENSEN D5 VARCNT D6 EXTCOM D7 SRCTL1 D8 SRCTL2 D9 SRCTL3 D10 OFFTIME1 D11 OFFTIME2 D12 SPNGAIN D13 ...
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HA13614FH Table 3 Truth Table Input STAND BY OTSD 12 VGOOD SPN ENAB Enable Low * Disable Low Disable High Low Disable High High 0 Disable High High 0 Disable High High 1 Disable High High 0 ...
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Table 5 OFF Time at PWM Drive Data Input Timing Vth (= 2.4V Typ) SEENAB t0 SCLK Vth Vth D15 D14 D13 DATA CLK Note: Data input timing ...
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HA13614FH Timing Chart Power on Reset (1) Vhys Vsd Vpss, Vss and Vdd POR 12VGOOD 1.0V *2 Max 0 Note: 1. Please refer to external components table about how to determine the threshold voltage Vsd and delay time t 2. ...
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Power on Reset (3) Vss Vps t por POR 12VGOOD ON Spindle Driver OFF ON VCM Driver OFF ON Retract Driver OFF Figure 6 t por Operation of the Power Monitor (3) HA13614FH 11 ...
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HA13614FH Power Off Retract & Brake Vps GND Vpss GND POR GND ON Power SW OFF Normal U operation GND Normal V, W operation GND Retract off VCMP VCM on GND Retract off VCMN VCM on GND Note: Please see ...
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Start-up of the Spindle motor Not using external commutation mode SPNENAB Low EXTCOM COMM PHASE Using external commutation mode SPNENAB EXTCOM COMM PHASE Note: “Synchronous driving” is defined ...
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HA13614FH Commutation Timing of the Spindle motor B-EMF PHASE (EXTCOM=0) *1 PHASE (EXTCOM=1) OUTPUT tspndly *2 IU Note the case of external commutation mode (EXTCOM=1), the signal PHASE will toggle at every B- EMF zero-crossing, and selected the ...
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Application C116 19 R109 C112 23 C101 33 C102 32 C103 29 Vss R110 MPU C104 R103 C113 ...
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HA13614FH External Components Recommendation Parts No R101 — R102 — R103 5.6 k R104 — R105 — R106 — R107 — R108 — R109 — R110 5 — R3 — Rnf 0.33 R ...
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Notes: 1. The operation threshold voltage of Vps or Vdd is determined by resistor R101, R102 or R107, R108 as follows. POR (for Vdd) 12VGOOD (for Vps) • for Vps Recovery Vup(Vps) = (Vsd1 + Vhys3) voltage Cut off Vdwn(Vps) ...
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HA13614FH 220 0.604 R4 where ...
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The delay time of the power monitor for start follows. tpor = 140 C105 [ms] 9. The cut off frequency fcpwm of the filter for current control input of the spindle motor is as follows. 1 ...
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HA13614FH Absolute Maximum Ratings Power supply Spindle current VCM current Input voltage Power dissipation Junction temperature Storage temperature Notes: 1. Operating voltage range power supply voltage exceed this operating ...
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Electrical Characteristics ( Vss = 5 V, Vpss = Vpsv = 12 V) Item Symbol Supply current Iss0 Iss1 Ips0 Ips1 Power Output on Ron0 switch resistance Output Icer0 leacage current Logic Input low Iil1 input current ...
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HA13614FH Electrical Characteristics ( Vss = 5 V, Vpss = Vpsv = 12 V) (cont) Item Symbol Spindle Output on Ron1 motor resistance driver On resistance Ron2 during braking Output Icer3 leakage current Output clamp Vf diode ...
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Electrical Characteristics ( Vss = 5 V, Vpss = Vpsv = 12 V) (cont) Item Symbol VCM Output on Ron2 driver resistance Output Icer5 leakage current Output Vq quiescent voltage Transfer gain Gvcm Gain band BW1 width ...
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HA13614FH Electrical Characteristics ( Vss = 5 V, Vpss = Vpsv = 12 V) (cont) Item Symbol Power Operating Vsd1 monitor voltage Hysteresis Vhys3 Vhys4 Cut off voltage Vsd2 Recovery Vrec voltage POR delay tpor time OP ...
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Package Dimensions 17 2.425 4.85 0.30 0.27 0.825 2.925 0.10 Dimension including the plating thickness Base material dimension 0 0.08 0.13 M 0.06 2.925 HA13614FH 1.6 0.825 2.925 2.925 0.8 0.3 ...
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... This product is not designed to be radiation resistant one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from Hitachi. 7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor products. Hitachi, Ltd. Semiconductor & Integrated Circuits. ...