ZHCSMX4D September   2020  – March 2022 DRV8300

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings Comm
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Diagrams
    7. 7.7 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 Three BLDC Gate Drivers
        1. 8.3.1.1 Gate Drive Timings
          1. 8.3.1.1.1 Propagation Delay
          2. 8.3.1.1.2 Deadtime and Cross-Conduction Prevention
        2. 8.3.1.2 Mode (Inverting and non inverting INLx)
      2. 8.3.2 Pin Diagrams
      3. 8.3.3 Gate Driver Protective Circuits
        1. 8.3.3.1 VBSTx Undervoltage Lockout (BSTUV)
        2. 8.3.3.2 GVDD Undervoltage Lockout (GVDDUV)
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Bootstrap Capacitor and GVDD Capacitor Selection
      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 接收文档更新通知
    2. 12.2 支持资源
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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订购信息

6 Pin Configuration and Functions

GUID-B2BD101C-5D23-446B-80E7-436715D5E516-low.gif Figure 6-1 DRV8300D, DRV8300N RGE Package24-Pin VQFN With Exposed Thermal PadTop View
Table 6-1 Pin Functions—24-Pin DRV8300 Devices
PIN TYPE(1) DESCRIPTION
NAME NO.
BSTA 20 O Bootstrap output pin. Connect capacitor between BSTA and SHA
BSTB 17 O Bootstrap output pin. Connect capacitor between BSTB and SHB
BSTC 14 O Bootstrap output pin. Connect capacitor between BSTC and SHC
DT 21 I Deadtime input pin. Connect resistor to ground for variable deadtime, fixed deadtime when left it floating
GHA 19 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GHB 16 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GHC 13 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GLA 11 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
GLB 10 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
GLC 9 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
INHA 22 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INHB 23 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INHC 24 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INLA 1 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
INLB 2 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
INLC 3 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
MODE 5 I Mode Input controls polarity of GLx compared to INLx inputs.
Mode pin floating: GLx output polarity same(Non-Inverted) as INLx input
Mode pin to GVDD: GLx output polarity inverted compared to INLx input
NC 7, 8 NC No internal connection. This pin can be left floating or connected to system ground.
GND 6 PWR Device ground.
SHA 18 I High-side source sense input. Connect to the high-side power MOSFET source.
SHB 15 I High-side source sense input. Connect to the high-side power MOSFET source.
SHC 12 I High-side source sense input. Connect to the high-side power MOSFET source.
GVDD 4 PWR Gate driver power supply input. Connect a X5R or X7R, GVDD-rated ceramic and greater then or equal to 10-uF local capacitance between the GVDD and GND pins.
(1) PWR = power, I = input, O = output, NC = no connection
GUID-8E720F46-1AA2-40E0-98B1-F67AE671CEFE-low.gif Figure 6-2 DRV8300D, DRV8300N, DRV8300DI, DRV8300NI PW Package20-Pin TSSOP Top View
Table 6-2 Pin Functions—20-Pin DRV8300 Devices
PIN TYPE1 DESCRIPTION
NAME NO.
BSTA 20 O Bootstrap output pin. Connect capacitor between BSTA and SHA
BSTB 17 O Bootstrap output pin. Connect capacitor between BSTB and SHB
BSTC 14 O Bootstrap output pin. Connect capacitor between BSTC and SHC
GHA 19 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GHB 16 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GHC 13 O High-side gate driver output. Connect to the gate of the high-side power MOSFET.
GLA 11 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
GLB 10 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
GLC 9 O Low-side gate driver output. Connect to the gate of the low-side power MOSFET.
INHA 1 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INHB 2 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INHC 3 I High-side gate driver control input. This pin controls the output of the high-side gate driver.
INLA 4 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
INLB 5 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
INLC 6 I Low-side gate driver control input. This pin controls the output of the low-side gate driver.
GND 8 PWR Device ground.
SHA 18 I High-side source sense input. Connect to the high-side power MOSFET source.
SHB 15 I High-side source sense input. Connect to the high-side power MOSFET source.
SHC 12 I High-side source sense input. Connect to the high-side power MOSFET source.
GVDD 7 PWR Gate driver power supply input. Connect a X5R or X7R, GVDD-rated ceramic and greater then or equal to 10-uF local capacitance between the GVDD and GND pins.
  1. PWR = power, I = input, O = output, NC = no connection