SLIS171 December   2015 TPIC2030

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description (continued)
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Electrical Characteristics - Common Part
    6. 7.6  Electrical Characteristics - Charge Pump Part
    7. 7.7  Electrical Characteristics - DC-DC Converter
    8. 7.8  Electrical Characteristics - Spindle Motor Driver Part
    9. 7.9  Electrical Characteristics - Sled Motor Driver Part
    10. 7.10 Electrical Characteristics - Focus/ Tilt/Tracking/Driver Part
    11. 7.11 Electrical Characteristics - Load Driver Part
    12. 7.12 Electrical Characteristics - Current Switch Part
    13. 7.13 Electrical Characteristics - LED Switch Part
    14. 7.14 Electrical Characteristics - Thermometer Part
    15. 7.15 Electrical Characteristics - Actuator Protection
    16. 7.16 Electrical Characteristics - Serial Port Voltage Levels
    17. 7.17 Serial Port I/F Write Timing Requirements
    18. 7.18 Serial I/F Read Timing Requirements
    19. 7.19 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Protection Functions
        1. 8.3.1.1 Undervoltage Lockout (UVLO)
        2. 8.3.1.2 Overvoltage Protection (OVP)
        3. 8.3.1.3 Overcurrent Protection (OCP)
          1. 8.3.1.3.1 OCP for DC-DC Converter
          2. 8.3.1.3.2 OCP for Load Driver
          3. 8.3.1.3.3 OCP for LED Driver
          4. 8.3.1.3.4 OCP for CSW
            1. 8.3.1.3.4.1 Short Circuit Protection (SCP)
        4. 8.3.1.4 Thermal Protection (TSD)
        5. 8.3.1.5 Actuator Temperature Protection (ACTTIMER)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-On Reset (POR)
        1. 8.4.1.1 Power-Up Sequences
        2. 8.4.1.2 XRESET
      2. 8.4.2 XMUTE
    5. 8.5 Programming
      1. 8.5.1 Serial Port Functional Description
      2. 8.5.2 Write Operation
      3. 8.5.3 Read Operation
      4. 8.5.4 Write and Read Operation
    6. 8.6 Register Maps
      1. 8.6.1 Register State Transition
      2. 8.6.2 DAC Register (12-Bit Write Only)
      3. 8.6.3 Control Register
      4. 8.6.4 Detailed Description of Registers
        1. 8.6.4.1  REG01 12-bit DAC for Tilt (VDAC_MAPSW = 0)
        2. 8.6.4.2  REG02 12-bit DAC for Focus (VDAC_MAPSW = 0)
        3. 8.6.4.3  REG03 12-bit DAC for Track (VDAC_MAPSW = 0)
        4. 8.6.4.4  REG04 10bit DAC for Sled1 (VDAC_MAPSW = 0)
        5. 8.6.4.5  REG05 10bit DAC for Sled2 (VDAC_MAPSW = 0)
        6. 8.6.4.6  REG08 12-bit DAC for Spindle (VDAC_MAPSW = 0)
        7. 8.6.4.7  REG09 12-bit DAC for Load (VDAC_MAPSW = 0)
        8. 8.6.4.8  REG65 8bit Control Register for FBSVR
        9. 8.6.4.9  REG6D 8bit Control Register for DCCfg
        10. 8.6.4.10 REG6E 8bit Control Register for UtilCfg
        11. 8.6.4.11 REG6F 8bit Control Register for MonitorSet (REG6F)
        12. 8.6.4.12 REG70 8bit Control Register for DriverEna
        13. 8.6.4.13 REG71 8bit Control Register for FuncEna
        14. 8.6.4.14 REG72 8bit Control Register for ACTCfg
        15. 8.6.4.15 REG73 8bit Control Register for Parm0
        16. 8.6.4.16 REG74 8bit Control Register for OptSet
        17. 8.6.4.17 REG76 8bit Control Register for WriteEna
        18. 8.6.4.18 REG77 8bit Control Register for ClrReg
        19. 8.6.4.19 REG78 8bit Control Register for ActTemp
        20. 8.6.4.20 REG79 8bit Control Register for UVLOMon
        21. 8.6.4.21 REG7A 8bit Control Register for TsdMon
        22. 8.6.4.22 REG7B 8bit Control Register for ProtMon
        23. 8.6.4.23 REG7C 8bit Control Register for TempMon
        24. 8.6.4.24 REG7E 8bit Control Register for Version
        25. 8.6.4.25 REG7F 8bit Control Register for Status
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1  DAC Type
      2. 9.1.2  Example Sampling Rate of 12-Bit DAC for FCS/TRK/TLT
      3. 9.1.3  Digital Input Coding
      4. 9.1.4  Example Timing of Target Control System
      5. 9.1.5  Spindle Motor Driver Part
        1. 9.1.5.1 Spindle PWM Control
        2. 9.1.5.2 Auto Short Brake Function
        3. 9.1.5.3 Spindle Low Speed Mode
        4. 9.1.5.4 Spindle Driver Current Limit Circuit
      6. 9.1.6  Sled Driver Part
        1. 9.1.6.1 Sled Channel Input vs Output PWM Duty
        2. 9.1.6.2 Sled End Detect Function
      7. 9.1.7  Load Driver Part
        1. 9.1.7.1 Load Channel Input vs Output PWM Duty
      8. 9.1.8  Focus/Track/Tilt Driver Part
        1. 9.1.8.1 Differential Tilt Mode
      9. 9.1.9  Step-Down Synchronous DC-DC Converter
        1. 9.1.9.1 Discontinuous Regulation Mode
        2. 9.1.9.2 High Efficiency Mode (in Discontinuous Regulation Mode)
      10. 9.1.10 Monitor Signal on GPOUT
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Community Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7 Specifications

7.1 Absolute Maximum Ratings

over operating free-air temperature range (unless otherwise noted)(1)
MIN MAX UNIT
+ 5 V supply voltage P5V, P5V_SW, P5V_SPM 6 V
Voltage 7 V
Spindle output current 1.0 A
Spindle output peak current (PW ≦ 2 ms, Duty ≦ 30%) 2.5 A
Current 0.8 A
Focus/tilt/tracking driver output peak current 1.5 A
Current 0.8 A
Input/output voltage –0.3 VCC + 0.3 V V
Power dissipation 1438 mW
Operating temperature –20 75 °C
Tstg Storage temperature –50 150 °C
(1) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, which do not imply functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating Conditions. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

7.2 ESD Ratings

VALUE UNIT
V(ESD) Electrostatic discharge Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) ±2000 V
Charged-device model (CDM), per JEDEC specification JESD22-C101(2) ±500
(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.

7.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
P5V Operating supply voltage(Apply for P5V) 4.5 5.0 5.5 V
VSIOV SIOV voltage 3.0 3.3 3.6 V
VSIFH XMUTE, SIMO, SSZ, SCLK pin H level input voltage range 2.2 SIOV + 0.2 V
VSIFL XMUTE, SIMO, SSZ, SCLK pin L level input voltage range –0.2 0.8 V
VIHB SWR_VSEL1, SWR_VSEL2 pin H level input voltage 2.2 P5V + 0.1 V
VILB SWR_VSEL1, SWR_VSEL2 pin L level input voltage range –0.1 0.8 V
V disRFB REGFB input level for DC-DC converter disable P5V – 0.1 P5V P5V + 0.1 V
ISPMOA Spindle output average current (U, V, W total) 700 mA
ISPMO Spindle output current 700 mA
ISLDOA Sled output average current 400 mA
ILd1Px DC-DC converter load current 1.x V 700 mA
ILd3P3 DC-DC converter load current 3.3 V 500 mA
IACTOA Focus / tracking / tilt / loading output average current 400 mA
ILEDOA LED output average current 50 mA
ICSWOA CSWO output average current 200 mA
Fck SCLK frequency 30 33.8688 35 MHz
TO Operating –20 25 75 ℃

7.4 Thermal Information

THERMAL METRIC(1) TPIC2030 UNIT
DBT (TSSOP)
TBD PINS
RθJA Junction-to-ambient thermal resistance (2) 71.9 °C/W
RθJC(top) Junction-to-case (top) thermal resistance 19.1 °C/W
RθJB Junction-to-board thermal resistance 34.3 °C/W
ψJT Junction-to-top characterization parameter 0.5 °C/W
ψJB Junction-to-board characterization parameter 33.9 °C/W
RθJC(bot) Junction-to-case (bottom) thermal resistance N/A °C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953.
(2) The JEDEC specification low K (1 s) board design used to derive this data

7.5 Electrical Characteristics – Common Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ISTBY Standby supply current REGFB = P5V, XSLEEP = L 0.2 mA
VCV3 CV3P3 output voltage Iload = 25 mA, REGFB < 3.7 V 2.97 3.3 3.63 V
RXM XMUTE pulldown resistor 80 200 320 kΩ
RSW1 SWR_VSEL1 pulldown resistor 80 200 320 kΩ
RSW2 SWR_VSEL2 pulldown resistor 80 200 320 kΩ
RXRST XRESET pullup resistor 13.2 33 52.8 kΩ
VXRSTL XRESET low level output voltage SIOV = 3.3 V, IOL = –100 µA 0.3 V
TPOR Power on reset delay 15 20 25 ms
RXFG XFG output resistor 100 200 300 Ω
VXFGH XFG high level output voltage SIOV = 3.3 V, XSLEEP = 1,
IOH = 100 µA 		SIOV – 0.3 V
VXFGL XFG low level output voltage SIOV = 3.3 V, XSLEEP = 1,
IOL = –100 µA 		0.3 V
RGPO GPOUT output resistor 100 200 300 Ω
VGPOH GPOUT high level output voltage SIOV = 3.3 V, XSLEEP = 1,
GPOUT_ENA = 1, GPOUT_HL = 1, IOH = 100 µA 		SIOV – 0.3 V
VGPOL GPOUT low level output voltage SIOV = 3.3 V, XSLEEP = 1,
GPOUT_ENA = 1,GPOUT_HL = 0, IOH = 100 µA 		0.3 V
tTSD Thermal protect on temperature Design specified value 135 150 165 ºC
hytTSD Thermal protect hys temperature 5 15 25 ºC
Vonvcc P5V Reset on voltage 3.4 3.65 3.9 V
Voffvcc P5V Reset off voltage 3.6 3.85 4.1 V
VonCV3 CV3P3 reset on voltage 2.4 2.6 2.8 V
VoffCV3 CV3P3 reset off voltage 2.5 2.7 2.9 V
VonSIO SIOV reset on voltage 2.3 2.5 2.7 V
VoffSIO SIOV reset off voltage 2.4 2.6 2.8 V
VovpspmOn OVP detection voltage (spindle) (1) 6.0 6.2 6.5 V
VovpspmOff OVP release voltage (spindle) (1) 5.8 6.0 6.3 V
VovpSpmHys OVP voltage hysteresis (spindle) (1) 110 230 350 mV
VovpOn OVP detection voltage (except spindle) (1) 6.3 6.5 6.8 V
VovpOff OVP release voltage (except spindle) (1) 6.1 6.3 6.6 V
VovpHys OVP voltage hysteresis (except Spindle) (1) 120 240 360 mV
(1) Those are value as protection functions only, and stress beyond those listed under Recommended Operating Conditions may cause permanent damage to the device.

7.6 Electrical Characteristics – Charge Pump Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
FCHGP Frequency XSLEEP = 1 132.6 156 179.4 kHz
VCHGP Output Voltage Ccp1 = Ccp3 = 0.1 µF
IO = –1 mA 		7.76 9.7 11.64 V

7.7 Electrical Characteristics – DC-DC Converter

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Rds1pxH High Side FET RDSON REGFB = 0 V REGOUT + 100 mA, +300 mA 0.42 0.62 Ω
Rds1pxL Low Side FET RDSON REGFB = 1.2 V REGOUT – 100 mA, –300 mA 0.2 0.4 Ω
VO1p0 Output Voltage(1p0V) [SWR_VSEL2, SWR_VSEL1] = 10 0.95 1.0 1.05 V
VO1p2 Output Voltage(1p2V) [SWR_VSEL2, SWR_VSEL1] = 01 1.14 1.2 1.26 V
VO1p5 Output Voltage(1p5V) [SWR_VSEL2, SWR_VSEL1] = 11 1.425 1.5 1.575 V
VO3p3 Output Voltage(3p3V) [SWR_VSEL2, SWR_VSEL1] = 00 3.13 3.3 3.47 V
Tdly1p2 Soft start time [SWR_VSEL2, SWR_VSEL1] = 01
From P5V reset off to target 90% 		0.66 0.82 0.98 ms
RdsO1p2 Output Pull down transistor Rdson REGFB = 1 V (at DC-DC enable) 616 880 1144 Ω
Fsw1px Switching frequency 2.125 2.5 2.875 MHz
Vrston1px Reset on voltage threshold level 75% 80% 85%
Vrstoff1px Reset off voltage threshold level 85% 90% 95%
VrstHys Reset off voltage threshold Hys 5% 10% 15%
PSRRDCDC PSRR ratio P5V_SW = 5 V + 200 mVpp,
IO = 200 mA,
F ≈ 100 kHz 		26 – – dB
IovcDCDC Overcurrent protective level (1)(2) [SWR_VSEL2, SWR_VSEL1] ≠ 00
SWR_BSTAUTON = 0 		1.3 1.85 2.4 A
[SWR_VSEL2, SWR_VSEL1] = 00
SWR_BSTAUTON = 0 		0.65 1.15 1.65 A
TMskovctpic mask time of over current protection (1) 0.7 1.0 1.3 ms
(1) Those are value as protection functions only, and stress beyond those listed under Recommended Operating Conditions may cause permanent damage to the device.
(2) These value may fall in low temperature at selecting auto discontinuous mode (SWR_BSTAUTON = 1)

7.8 Electrical Characteristics – Spindle Motor Driver Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RttlSPM Total output resistance
High side + low side (IncldRcs)		 IOUT = 0.5 A 0.37 0.7 Ω
ResSPM Resolution 12 bit
GnSPM Gain Magnification to 1.0 input 5.2 6.0 6.8 times
WidDZSPM Spindle dead band Forward 12h 52h 92h
Reverse –92h –52h –12h
WidDZSPMLS Spindle dead band (LS mode) –40h 0h 40h
SPMClim Current limit SPM_RCOM_SEL = 00 801 890 979 mA
SPM_RCOM_SEL = 01 882 980 1078 mA
SPM_RCOM_SEL = 10 652 725 798 mA
SPM_RCOM_SEL = 11 705 784 863 mA

7.9 Electrical Characteristics – Sled Motor Driver Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RttlSLD Total output resistance
High side + low side 		IO = 0.5 A 0.8 1.2 Ω
ResSLD Resolution 10 bit
WidDZSLD input Dead band Forward 2h 1Fh 60h
Reverse –60h –1Fh –2h
GnSLD Sled current gain P5V = 5 V
RL = 10 Ω, 2.2 mH
VSLED = 7FFh 		380 440 500 mA
VthEdetSLD END_DET BEMF threshold voltage SLEDENDTH<1:0> = 00 26 46 66 mV
SLEDENDTH<1:0> = 01 42 82 122 mV
SLEDENDTH<1:0> = 11 9 22 35 mV

7.10 Electrical Characteristics – Focus/ Tilt/Tracking/Driver Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RttlAct Total output resistance
High side + low side 		IO = 0.5 A 0.7 1.1 Ω
ResACT Resolution 12 bit
VOfstACT Each channel output offset voltage DAC_code = 000h –30 0 30 mV
VOfstDACT Output offset voltage focus and tilt DIFF_TLT = 1 –50 0 50 mV
GnDAct Difference gain focus and tilt DIFF_TLT = 1 –1 0 1 db
GnAct Gain magnification to 1.0 input 5.2 6 6.8 times

7.11 Electrical Characteristics – Load Driver Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RttlLOD Total output resistance
High side + low side 		IO = 0.5 A 0.7 1.1 Ω
ResLOD Resolution 12 bit
GnLOD Gain Magnification to 1.0 input 5.2 6 6.8 times
WidDZLOD Dead band Forward 20h
Reverse –21h
TocpLOD Output 100% limit time LOAD_05CH = 0 0.64 0.8 0.96 s
IocpLOD Overcurrent protective Level LOAD_05CH = 1 at Load_OCP_IUP = 0 120 240 360 mA
LOAD_05CH = 1 at Load_OCP_IUP = 1 215 430 645 mA
DlyocpLOD Overcurrent protection delay time LOAD_05CH = 1 0.64 0.8 0.96 s

7.12 Electrical Characteristics – Current Switch Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RdsCSW Rds(on) IO = 0.2 A 200 500 mΩ
IlmtCSW Current limit threshold level 0.25 0.5 0.75 A
ThlCSW Protection hold time 1.47 1.6 2.0 ms

7.13 Electrical Characteristics – LED Switch Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RdsLED Rds(on) IO = 10 mA 4.4 10 Ω
IlmtLED Current limit threshold level P5V = 5 V 0.055 0.1 0.145 A
ThlLED Protection hold time 0.35 0.4 0.66 ms

7.14 Electrical Characteristics – Thermometer Part

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ResTEMP Resolution 7 bit
TEMPrng Temperature range CHIPTEMP[6:0] = 00 8 15 22 °C
CHIPTEMP[6:0] = 7Fh 155 165 175
FTEMP Update cycle 8 10 12 KHz

7.15 Electrical Characteristics – Actuator Protection

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
TintACTTEMP Update cycle 21 26 31 ms

7.16 Electrical Characteristics – Serial Port Voltage Levels

over recommended operating free-air temperature range; (P5V ≈ 4.5 to 5.5 V, TA ≈ –20℃ to 75℃, unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SOMI High-level output voltage, VOH IOH = 1 mA 80 %
SIOV 		V
SOMI Low-level output voltage, VOL IOL = 1 mA 20%
SIOV 		V
SIMO High-level input voltage, VIH 70%
SIOV 		V
SIMO Low level input voltage, VIL 20%
SIOV 		V
SIMO Input rise/fall time 10% → 90% SIOV 3.5 ns
SOMI Output rise/fall time(1) Cload = 30 pF,10% 90% SIOV 10 ns
SCLK Internal pulldown resistance 80 200 320 kΩ
SSZ Internal pullup resistance 80 200 320 kΩ
(1) Specified by design

7.17 Serial Port I/F Write Timing Requirements

MIN NOM MAX UNIT
Fck SCLK clock frequency SIOV = 3.3 V 35 MHz
tckl SCLK low time 11 ns
tckh SCLK high time 11 ns
tsens SSZ setup time 7 ns
tsenh SSZ hold time 7 ns
tsl SSZ disable high time 11 ns
tds SIMO setup time (Write) 7 ns
tdh SIMO hold time (Write) 7 ns

7.18 Serial I/F Read Timing Requirements

MIN NOM MAX UNIT
Fck SCLK clock frequency SIOV = 3.3 V 35 MHz
tckl SCLK low time   11 ns
tckh SCLK high time   11 ns
tsens SSZ setup time   7 ns
tsenh SSZ hold time   7 ns
tsl SSZ disable high time   11 ns
tds SIMO setup time (Write)   7 ns
tdh SIMO hold time (Write)   7 ns
trdly SOMI delay time (Read) CLOAD = 10 pF, SIOV = 3.3 V 2 9 ns
tsendl SOMI hold time (Read) CLOAD = 10 pF, SIOV = 3.3 V 2 9 ns
trls SOMI release time (Read) CLOAD = 10 pF, SIOV = 3.3 V
From SSZ rise to SOMI HIZ 		0 9 ns
TPIC2030 serial_port_write_timing_lis171.gif Figure 1. Serial Port Write Timing
TPIC2030 serial_port_read_timing_lis171.gif Figure 2. Serial Port Read Timings

7.19 Typical Characteristics

TPIC2030 D001_SLIS171.gif
Figure 3. DAC Code vs Duty Cycle for FCS Outputs
TPIC2030 D002_SLIS171.gif
Figure 4. DAC Code vs Duty Cycle for TLT Outputs