REJ03F0049_M56750FP HITACHI

Document overview

  • Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 9

Technical content

Features

  • Wide voltage range: From 12V to 24V.
  • High current capability : 1.0A
  • Inclusion of current limit circuit.
  • Inclusion of charge pump circuit.
  • Inclusion of Hall-sensors drive circuit. (This function is linked with a power save function.)
  • Inclusion of power save function.
  • Inclusion FG amplifier.
  • Inclusion of Thermal Shut Down (TSD) circuit. Application Scanner motor of Laser Beam Printer.

Rev.1.0, Sep.19.2003, page 2 of 8 Pin Configuration 18 19 36Vcc CI TES T PS ACC DE C GND RC P CPOU T VCTL FGOU T FG + FG- Hw- Hw+ Hv- Hv+ Hu- Hu + GND HD RS RN F U V W 36pin SSOP package M56750FP Block Diagram + -+ -+ - 7 to 12, 25 to 30 GND 120˚ MATRIX RNFU V W Vcc VCTLHu + Hu- Hv+ Hv- Hw+ Hw- R S CI FG FGOU T FG-FG + ACC DE C RC P CHARG E PUM P CPOU T PS TES T VLIM TSD BIAS HD HALL DRIVER 36 35 34 32 43 1 3 3 3 5 6 24 23 22 21 20 19 2 16 17 18 15 14 13 I / I Converte V / V Converte

Rev.1.0, Sep.19.2003, page 3 of 8 Pin Description Terminal Symbol Function Terminal Symbol Function

1 VCC Power Supply 36 U U phase output

2 CI Phase compensation 35 V V phase output

3 TEST Test terminal 34 W W phase output

4 PS Power save 33 RS Current sensing output

5 ACC Acceleration signal input 32 RNF Current sensing

6 DEC Deceleration signal input 31 HD Hall-elements drive

7 to 12 GND GND 25 to 30 GND GND 13 RCP Setting of charge pump output current. 24 Hu+ Hu+ sensor input 14 CPOUT Charge pump circuit output. 23 Hu- Hu- sensor input 15 VCTL Speed control signal input. 22 Hv+ Hv+ sensor input 16 FGOUT FG amp. output. 21 Hv- Hv- sensor input 17 FG+ FG amp. non-inverted input (+) 20 Hw+ Hw+ sensor input 18 FG- FG amp. inverted input (-) 19 Hw- Hw- sensor input Absolute Maximum Ratings (unless otherwise noted Ta=25°C) Parameter Symbol Limit Unit Condition Power Supply Vcc 28 V Output current Io 1.0 A Hall sensor Amp. differential input range VHA1 4.5 V Input voltage of input terminal Vi 7.0 V ACC, DEC, PS, VCTL terminals. Output current of HD terminal IHD 20 mA Maximum input voltage of HD VHD 28 V Under output Tr. OFF condition. (Open collector output). Output current of FGout terminal IFG out 5.0 mA Maximum input voltage of FG output. V FG out 7.0 V Under output Tr. OFF condition. (Open collector output). Power dissipation Pt 4.5 W With infinite heatsink Thermal derating K θ 27.8 °C/W With infinite heatsink Junction temperature Tj 150 °C Operating temperature Topr −20 to 75 °C Storage temperature Tstg −40 to 150 °C

Rev.1.0, Sep.19.2003, page 4 of 8 Thermal Derating 1.0 2.0 3.0 4.0 5.0 1.2 4.5 02 5 50 75 100 125 150 Ambient temperature (˚C ) Power dissipation Pdp (W) With infinite heatsink Without heatsink Recommended Conditions Limits Parameter Symbol Min. Typ. Max. Unit Power supply Vcc  24  V Motor drive current Io  0.7  A

Electrical characteristics

(Unless otherwise noted Ta=25°C, Vcc=24V) Limits Parameter Symbol Min. Typ. Max. Unit Measurement conditions Supply current (1) ICCL  300 600 µA Under power save function mode (PS=5.0V) condition. Supply current (2) ICC  7.3 14 mA VCTL=CPOUT DEC=Lo, ACC=Hi Under motor stop condition. Saturation voltage VSAT  2.3 3.2 V Top and bottom at load current 500mA. Control Gain GIO 0.30 0.39 0.50 V/V of VCTL at VCTL(L) = 1.6V, VCTL(H) = 2.0 V Differential voltage of RNF / Differential voltage Reference voltage of current limit VLIM 0.329 0.366 0.403 V The voltage that appears on the RNF terminal at VCTL=5.0V condition. Common mode input voltage range of Hall amp. VHA2 1.5  VCC −2 V Differential input voltage of Hall amp. VHA3 50   mVpp Differential voltage of Hu+/Hu-, Hv+/Hv-, Hw+/Hw- Input current of Hall sensor amp. IHA  0.5 4.0 µA Hu+ = Hu- , Hv+ = Hv- , Hw+ = Hw-

Rev.1.0, Sep.19.2003, page 5 of 8 (Unless otherwise noted Ta=25°C, Vcc=24V) Limits Parameter Symbol Min. Typ. Max. Unit Measurement conditions Acceleration current ISS −240 −200 −160 µA ACC=LO, DEC=HI RCP=13 Kohm at CPOUT=1.6V Deceleration current ISD +160 +200 +240 µA ACC=HI, DEC=LO RCP=13 Kohm at CPOUT=1.6V Charge pump output current IZ −50 0 +50 nA ACC=DEC=HI or LO at CPOUT=1.6V Charge pump output voltage range VCPOUT 1.2  2.8 V RCP=13 K Ω Input current of ACC (1) IACCH −1 0 1 µA ACC =5.0V Input current of ACC (1) IACCL −50 −10  µA ACC =0V ACC Threshold voltage VTACC 0.8 1.4 2.0 V Input current of DEC (1) IDECH  250 500 µA ACC =5.0V Input current of DEC (1) IDECL −50 −10  µA ACC =0V ACC Threshold voltage VTDEC 0.8 1.4 2.0 V Input current of VCTL ICTL −60 −10 +40 nA VCTL = 1.6 V Saturation voltage of HD terminal VSHD 0.6 0.9 1.2 V Under PS terminal Open or Low and load current 20mA condition. Shut off current of HD terminal IBVHD  0 +10 µA Under PS terminal High and 2.4V input condition. Saturation voltage of FGOUT terminal VFGL   0.5 V (FG-) - (FG+) =100mV and load current 5.0mA. Shut off current of FGOUT terminal IBVFG  0 +10 µA (FG-) - (FG+) =100mV and load current 5.0mA and 5.0V input condition. Input current of PS terminal (H) IPSH  170 300 µA 5.0V input to PS terminal Input current of PS terminal (L) IPSL −10 0 +10 µA 0V input to PS terminal PS Threshold voltage VTPS 0.8 1.4 2.0 V Parameter Symbol Min. Typ. Max. Unit Remark Operational temperature of thermal shut down. TON 150 165 180 °C Hysteresis of thermal TSD (shut down function). THYS 20 35 50 °C Differential temperature of TSD function-comeback.

Rev.1.0, Sep.19.2003, page 6 of 8 Application Circuit MATRIX GND 120˚ VLIM U V W Hu Hv Hw Hu+ Hu- Hv+ Hv- Hw+ Hw- PS Rs CI TSD I / I BIAS ACC DEC FGOUT FG+ FG- FG CHARGE PUMP [HI : Power save] Power save [Lo or Open : ON] VCTLRCP CPOUT 0.5 24v HD HALL DRIVE ICP 171816151413 7~12,25~30 Power Supply Vcc Converter I / I Converter RNF

Rev.1.0, Sep.19.2003, page 7 of 8 The timing chart of motor output current / Hall-sensor signal input Hu+ Hu- Hv- Hv+ Hw+ Hw- Hall sensors input U V W Output current Source Sink Source Sink Source Sink 0 180 360 540 720 Motor rotation angle (˚C) * Above waveforms show a timing of Hall sensors and output currents. And, this waveforms do not show the actual waveforms of a motor function.

Rev.1.0, Sep.19.2003, page 8 of 8 Package Dimensions SSOP36-P-450-0.80 W eight(g) JEDEC Code 0.53 EIAJ P a c kage Code Lead Mater ial Cu Allo y 36P2R-D Plastic 36pin 450mil SSOP Symbol Min Nom Max A b c D E L y Dimension in Millimeters H E .30 .180 .814 .28 .6311 .30 .271 .10 .052 .350 .20 .015 .48 .80 .9311 .50 .7651 .4311 .20 .352 .450 .250 .215 .68 .2312 .70 .150 —b2 — 0˚ 8˚ — e 36 19 181 HE E D e y F A A2 A1 L c e b2 Recommended Mount Pad Detail F —Z1 0.7 0.5 0.85 z b G z Z1 Detail G MMP

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