ZHCSE87A October   2015  – September 2023 DLPA3000

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Revision History
  6. 5 说明（续）
  7. 6 Pin Configuration and Functions
  8. 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
    6. 7.6 SPI Timing Parameters
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 功能方框图
    3. 8.3 Feature Description
      1. 8.3.1 Supply and Monitoring
        1. 8.3.1.1 Supply
        2. 8.3.1.2 Monitoring
          1. 8.3.1.2.1 Block Faults
          2. 8.3.1.2.2 Low Battery and UVLO
          3. 8.3.1.2.3 Auto LED Turn Off Functionality
          4. 8.3.1.2.4 Thermal Protection
      2. 8.3.2 Illumination
        1. 8.3.2.1 Programmable Gain Block
        2. 8.3.2.2 LDO Illum
        3. 8.3.2.3 Illumination Driver A
        4. 8.3.2.4 RGB Strobe Decoder
          1. 8.3.2.4.1 Break Before Make (BBM)
          2. 8.3.2.4.2 Openloop Voltage
          3. 8.3.2.4.3 Transient Current Limit
        5. 8.3.2.5 Illumination Monitoring
          1. 8.3.2.5.1 Power Good
          2. 8.3.2.5.2 Ratio Metric Overvoltage Protection
        6. 8.3.2.6 Load Current and Supply Voltage
        7. 8.3.2.7 Illumination Driver Plus Power FETS Efficiency
      3. 8.3.3 DMD Supplies
        1. 8.3.3.1 LDO DMD
        2. 8.3.3.2 DMD HV Regulator
          1. 8.3.3.2.1 Power-Up and Power-Down Timing
        3. 8.3.3.3 DMD/DLPC Buck Converters
        4. 8.3.3.4 DMD Monitoring
          1. 8.3.3.4.1 Power Good
          2. 8.3.3.4.2 Overvoltage Fault
      4. 8.3.4 Buck Converters
        1. 8.3.4.1 LDO Bucks
        2. 8.3.4.2 General Purpose Buck Converters
        3. 8.3.4.3 Buck Converter Monitoring
          1. 8.3.4.3.1 Power Good
          2. 8.3.4.3.2 Overvoltage Fault
        4. 8.3.4.4 Buck Converter Efficiency
      5. 8.3.5 Auxiliary LDOs
      6. 8.3.6 Measurement System
      7. 8.3.7 Digital Control
        1. 8.3.7.1 SPI
        2. 8.3.7.2 Interrupt
        3. 8.3.7.3 Fast-Shutdown in Case of Fault
    4. 8.4 Device Functional Modes
    5. 8.5 Register Maps
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Typical Application Setup Using DLPA3000
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Typical Application with DLPA3000 Internal Block Diagram
  11. 10Power Supply Recommendations
  12. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 SPI Connections
    4. 11.4 RLIM Routing
    5. 11.5 LED Connection
    6. 11.6 Thermal Considerations
  13. 12Device and Documentation Support
    1. 12.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 Device Support
      1. 12.2.1 Device Nomenclature
    3. 12.3 Related Links
    4. 12.4 接收文档更新通知
    5. 12.5 支持资源
    6. 12.6 Trademarks
    7. 12.7 支持资源
    8. 12.8 静电放电警告
    9. 12.9 术语表
  14. 13Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6 Pin Configuration and Functions

GUID-B514404B-76D7-4240-9F02-FB170C104095-low.gif Figure 6-1 PFD Package100-Pin HTQFPTop View
Table 6-1 Pin Functions
PIN I/O DESCRIPTION
NAME NO.
N/C 1 — No connect
DRST_LS_IND 2 I/O Connection for the DMD SMPS-inductor (low-side switch)
DRST_5P5V 3 O Filter pin for LDO DMD. Power supply for internal DMD reset regulator, typical 5.5 V
DRST_PGND 4 GND Power ground for DMD SMPS. Connect to ground plane.
DRST_VIN 5 POWER Power supply input for LDO DMD. Connect to system power.
DRST_HS_IND 6 I/O Connection for the DMD SMPS-inductor (high-side switch)
ILLUM_5P5 V 7 O Filter pin for LDO ILLUM. Power supply for internal ILLUM block, typical 5.5 V
ILLUM_VIN 8 POWER Supply input of LDO ILLUM. Connect to system power.
CH1_SWITCH 9 I Low-side MOSFET switch for LED Cathode. Connect to RGB LED assembly.
CH1_SWITCH 10 I Low-side MOSFET switch for LED Cathode. Connect to RGB LED assembly.
RLIM_1 11 O Connection to LED current sense resistor for CH1 and CH2
RLIM_BOT_K_2 12 I Kelvin sense connection to ground side of LED current sense resistor
RLIM_K_2 13 I Kelvin sense connection to top side of current sense resistor
RLIM_BOT_K_1 14 I Kelvin sense connection to ground side of LED current sense resistor
RLIM_K_1 15 I Kelvin sense connection to top side of current sense resistor
RLIM_1 16 O Connection to LED current sense resistor for CH1 and CH2
CH2_SWITCH 17 I Low-side MOSFET switch for LED cathode. Connect to RGB LED assembly.
CH2_SWITCH 18 I Low-side MOSFET switch for LED cathode. Connect to RGB LED assembly.
CH1_GATE_CTRL 19 O Gate control of CH1 external MOSFET switch for LED cathode
CH2_GATE_CTRL 20 O Gate control of CH2 external MOSFET switch for LED cathode
CH3_GATE_CTRL 21 O Gate control of CH3 external MOSFET switch for LED cathode
RLIM_2 22 O Connection to LED current sense resistor for CH3
RLIM_2 23 O Connection to LED current sense resistor for CH3
CH3_SWITCH 24 I Low-side MOSFET switch for LED Cathode. Connect to RGB LED assembly.
CH3_SWITCH 25 I Low-side MOSFET switch for LED Cathode. Connect to RGB LED assembly.
ILLUM_HSIDE_DRIVE 26 O Gate control for external high-side MOSFET for ILLUM Buck converter
ILLUM_LSIDE_DRIVE 27 O Gate control for external low-side MOSFET for ILLUM Buck converter
ILLUM_A_BOOST 28 I Supply voltage for high-side N-channel MOSFET gate driver. A-100 nF capacitor (typical) must be connected between this pin and ILLUM_A_SW.
ILLUM_A_FB 29 I Input to the buck converter loop controlling ILED
ILLUM_A_VIN 30 POWER Power input to the ILLUM Driver A
ILLUM_A_SW 31 I/O Switch node connection between high-side NFET and low-side NFET. Serves as common connection for the flying high side FET driver
ILLUM_A_PGND 32 GND Ground connection to the ILLUM Driver A
ILLUM_B_BOOST 33 I Supply voltage for high-side N-channel MOSFET gate driver
ILLUM_B_VIN 34 POWER Power input to the ILLUM driver B
ILLUM_B_FB 35 I Input to the buck converter loop controlling ILED
ILLUM_B_SW 36 I/O Switch node connection between high-side NFET and low-side NFET
ILLUM_B_PGND 37 GND Ground connection to the ILLUM driver B
ILLUM_A_COMP1 38 I/O Connection node for feedback loop components
ILLUM_A_COMP2 39 I/O Connection node for feedback loop components
ILLUM_B_COMP1 40 I/O Connection node for feedback loop components
ILLUM_B_COMP2 41 I/O Connection node for feedback loop components
THERMAL_PAD 42 GND Thermal pad. Connect to clean system ground.
CLK_OUT 43 O No connect. Reserved for color wheel clock output
CW_SPEED_PWM_OUT 44 O No connect. Reserved for color wheel PWM output
SPI_VIN 45 I Supply for SPI interface
SPI_CLK 46 I SPI clock input
SPI_MISO 47 O SPI data output
SPI_SS_Z 48 I SPI chip select (active low)
SPI_MOSI 49 I SPI data input
PWR7_BOOST 50 I Reserved for general purpose buck converter. Charge-pump-supply input for the high-side FET gate drive circuit. Connect a 100 nF-capacitor between PWR7_BOOST and PWR7_SWITCH pins.
PWR7_FB 51 I Reserved for general purpose buck converter. Converter feedback input. Connect to converter output voltage.
PWR7_VIN 52 POWER Reserved for general purpose buck converter. Power supply input for converter
PWR7_SWITCH 53 I/O Reserved for general purpose buck converter. Switch node connection between high-side NFET and low-side NFET
PWR7_PGND 54 GND Reserved for general purpose buck converter. Ground pin. Power ground return for switching circuit
ACMPR_LABB_SAMPLE 55 I Control signal to sample voltage at ACMPR_IN_LABB
PROJ_ON 56 I Input signal to enable/disable the IC and DLP projector
RESET_Z 57 O Reset output to the DLP system (active low). Pin is held low to reset DLP system.
INT_Z 58 O Interrupt output signal (open drain, active low). Connect to pullup resistor.
DGND 59 GND Digital ground. Connect to ground plane.
CH_SEL_0 60 I Control signal to enable either of CH1,2,3
CH_SEL_1 61 I Control signal to enable either of CH1,2,3
PWR6_PGND 62 GND Ground pin. Power ground return for switching circuit
PWR6_SWITCH 63 I/O Switch node connection between high-side NFET and low-side NFET
PWR6_VIN 64 POWER Power supply input for converter
PWR6_BOOST 65 I Charge-pump-supply input for the high-side FET gate drive circuit. Connect 100-nF capacitor between PWR6_BOOST and PWR6_SWITCH pins.
PWR6_FB 66 I Converter feedback input. Connect to output voltage.
PWR5_VIN 67 POWER Reserved for general purpose buck converter. Power supply input for converter
PWR5_SWITCH 68 I/O Reserved for general purpose buck converter. Switch node connection between high-side NFET and low-side NFET
PWR5_BOOST 69 I Reserved for general purpose buck converter. Charge-pump-supply input for the high-side FET gate drive circuit. Connect 100-nF capacitor between PWR5_BOOST and PWR5_SWITCH pins.
PWR5_PGND 70 GND Reserved for general purpose buck converter. Ground pin. Power ground return for switching circuit
PWR5_FB 71 I Reserved for general purpose buck converter. Converter feedback input. Connect to output voltage.
PWR2_FB 72 I Converter feedback input. Connect to output voltage.
PWR2_PGND 73 GND Ground pin. Power ground return for switching circuit
PWR2_SWITCH 74 I/O Switch node connection between high-side NFET and low-side NFET
PWR2_VIN 75 POWER Power supply input for converter
PWR2_BOOST 76 I Charge-pump-supply input for the high-side FET gate drive circuit. Connect 100-nF capacitor between PWR2_BOOST and PWR2_SWITCH pins.
ACMPR_IN_1 77 I Reserved. Input for analog sensor signal
ACMPR_IN_2 78 I Input for analog sensor signal
ACMPR_IN_3 79 I Input for analog sensor signal
ACMPR_IN_LABB 80 I Input for ambient light sensor, sampled input
ACMPR_OUT 81 O Analog comparator out
ACMPR_REF 82 I Reference voltage input for analog comparator
PWR_VIN 83 POWER Power supply input for LDO_Bucks. Connect to system power.
PWR_5P5V 84 O Filter pin for LDO_BUCKS. Internal analog supply for buck converters, typical 5.5 V
VINA 85 POWER Input voltage supply pin for reference system
AGND 86 GND Analog ground pin
PWR3_OUT 87 O Filter pin for LDO_2 DMD/DLPC/AUX, typical 2.5 V
PWR3_VIN 88 POWER Power supply input for LDO_2. Connect to system power.
PWR4_OUT 89 O Filter pin for LDO_1 DMD/DLPC/AUX, typical 3.3 V
PWR4_VIN 90 POWER Power supply input for LDO_1. Connect to system power.
SUP_2P5V 91 O Filter pin for LDO_V2V5. Internal supply voltage, typical 2.5 V
SUP_5P0V 92 O Filter pin for LDO_V5V. Internal supply voltage, typical 5 V
PWR1_PGND 93 GND Ground pin. Power ground return for switching circuit
PWR1_FB 94 I Converter feedback input. Connect to output voltage.
PWR1_SWITCH 95 I/O Switch node connection between high-side NFET and low-side NFET
PWR1_VIN 96 POWER Power supply input for converter
PWR1_BOOST 97 I Charge-pump-supply input for the high-side FET gate drive circuit. Connect 100-nF capacitor between PWR1_BOOST and PWR1_SWITCH pins.
DMD_VOFFSET 98 O VOFS output rail. Connect to ceramic capacitor.
DMD_VBIAS 99 O VBIAS output rail. Connect to ceramic capacitor.
DMD_VRESET 100 O VRESET output rail. Connect to ceramic capacitor.
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