ZHCS429J March   2012  – November 2021 UCD3138

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用范围
  3. 3 说明
  4. 4 功能方框图
  5. 5 Revision History
  6. 6 Device Comparison Table
    1. 6.1 Product Family Comparison
    2. 6.2 Product Selection Matrix
  7. 7 Pin Configuration and Functions
    1. 7.1 UCD3138RGC 64 QFN Pin Attributes
    2. 7.2 UCD3138RHA, UCD3138RMH and UCD3138RJA Pin Attributes
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Timing and Switching Characteristics
    7. 8.7 Power Supply Sequencing
    8. 8.8 Peripherals
      1. 8.8.1 Digital Power Peripherals (DPPs)
        1. 8.8.1.1 Front End
        2. 8.8.1.2 DPWM Module
        3. 8.8.1.3 DPWM Events
        4. 8.8.1.4 High Resolution DPWM
        5. 8.8.1.5 Oversampling
        6. 8.8.1.6 DPWM Interrupt Generation
        7. 8.8.1.7 DPWM Interrupt Scaling/Range
    9. 8.9 Typical Temperature Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 ARM Processor
    3. 9.3 Memory
      1. 9.3.1 CPU Memory Map and Interrupts
      2. 9.3.2 Boot ROM
      3. 9.3.3 Customer Boot Program
      4. 9.3.4 Flash Management
    4. 9.4 System Module
      1. 9.4.1 Address Decoder (DEC)
      2. 9.4.2 Memory Management Controller (MMC)
      3. 9.4.3 System Management (SYS)
      4. 9.4.4 Central Interrupt Module (CIM)
    5. 9.5 Feature Description
      1. 9.5.1  Sync FET Ramp and IDE Calculation
      2. 9.5.2  Automatic Mode Switching
        1. 9.5.2.1 Phase Shifted Full Bridge Example
        2. 9.5.2.2 LLC Example
        3. 9.5.2.3 Mechanism for Automatic Mode Switching
      3. 9.5.3  DPWMC, Edge Generation, IntraMux
      4. 9.5.4  Filter
        1. 9.5.4.1 Loop Multiplexer
        2. 9.5.4.2 Fault Multiplexer
      5. 9.5.5  Communication Ports
        1. 9.5.5.1 SCI (UART) Serial Communication Interface
        2. 9.5.5.2 PMBUS
        3. 9.5.5.3 General Purpose ADC12
        4. 9.5.5.4 Timers
          1. 9.5.5.4.1 24-bit PWM Timer
          2. 9.5.5.4.2 16-Bit PWM Timers
          3. 9.5.5.4.3 Watchdog Timer
      6. 9.5.6  Miscellaneous Analog
      7. 9.5.7  Package ID Information
      8. 9.5.8  Brownout
      9. 9.5.9  Global I/O
      10. 9.5.10 Temperature Sensor Control
      11. 9.5.11 I/O Mux Control
      12. 9.5.12 Current Sharing Control
      13. 9.5.13 Temperature Reference
    6. 9.6 Device Functional Modes
      1. 9.6.1 Normal Mode
      2. 9.6.2 Phase Shifting
      3. 9.6.3 DPWM Multiple Output Mode
      4. 9.6.4 DPWM Resonant Mode
      5. 9.6.5 Triangular Mode
      6. 9.6.6 Leading Edge Mode
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 PCMC (Peak Current Mode Control) PSFB (Phase Shifted Full Bridge) Hardware Configuration Overview
        2. 10.2.2.2 DPWM Initialization for PSFB
        3. 10.2.2.3 DPWM Synchronization
        4. 10.2.2.4 Fixed Signals to Bridge
        5. 10.2.2.5 Dynamic Signals to Bridge
        6. 10.2.2.6 System Initialization for PCM
          1. 10.2.2.6.1 Use of Front Ends and Filters in PSFB
          2. 10.2.2.6.2 Peak Current Detection
          3. 10.2.2.6.3 Peak Current Mode (PCM)
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
    1. 11.1 Introduction To Power Supply and Layout Recommendations
    2. 11.2 3.3-V Supply Pins
    3. 11.3 Recommendation for V33 Ramp up Slew Rate for UCD3138 and UCD3138064
    4. 11.4 Recommendation for RC Time Constant of RESET Pin for UCD3138 and UCD3138064
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 EMI and EMC Mitigation Guidelines
      2. 12.1.2 BP18 Pin
      3. 12.1.3 Additional Bias Guidelines
      4. 12.1.4 UCD3138 Pin Connection Recommendation
        1. 12.1.4.1 Current Amplifier With EADC Connection
        2. 12.1.4.2 DPWM Synchronization
        3. 12.1.4.3 GPIOS
        4. 12.1.4.4 DPWM PINS
        5. 12.1.4.5 EAP and EAN Pins
        6. 12.1.4.6 ADC Pins
      5. 12.1.5 UART Communication Port
      6. 12.1.6 Special Considerations
    2. 12.2 Layout Example
      1. 12.2.1 UCD3138 and UCD3138064 40 Pin
      2. 12.2.2 UCD3138 and UCD3138064 64 Pin
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Code Composer Studio
      2. 13.1.2 Tools and Documentation
    2. 13.2 Documentation Support
      1. 13.2.1 References
    3. 13.3 接收文档更新通知
    4. 13.4 支持资源
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 术语表
  14. 14Mechanical Packaging and Orderable Information
    1. 14.1 Packaging 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

7.1 UCD3138RGC 64 QFN Pin Attributes

Table 7-1 UCD3138RGC 64 QFN Pin Attributes
PIN NO.NAMEPRIMARY ASSIGNMENTALTERNATE ASSIGNMENTCONFIGURABLE
AS A GPIO?
NO. 1NO. 2NO. 3
1AGNDAnalog ground
2AD1312-bit ADC, Ch 13, comparator E, I-shareDAC output
3AD1212-bit ADC, Ch 12
4AD1012-bit ADC, Ch 10
5AD0712-bit ADC, Ch 7, Connected to comparator F and reference to comparator GDAC output
6AD0612-bit ADC, Ch 6, Connected to comparator FDAC output
7AD0412-bit ADC, Ch 4, Connected to comparator DDAC output
8AD0312-bit ADC, Ch 3, Connected to comparator B and C
9V33DIODigital I/O 3.3V core supply
10DGNDDigital ground
11RESETDevice Reset Input, active low
12ADC_EXT_TRIGADC conversion external trigger inputTCAPSYNCPWM0Yes
13SCI_RX0SCI RX 0Yes
14SCI_TX0SCI TX 0Yes
15PMBUS_CLKPMBUS Clock (Open Drain)SCI TX 0Yes
16PMBUS_DATAPMBus data (Open Drain)SCI RX 0Yes
17DPWM0ADPWM 0A outputYes
18DPWM0BDPWM 0B outputYes
19DPWM1ADPWM 1A outputYes
20DPWM1BDPWM 1B outputYes
21DPWM2ADPWM 2A outputYes
22DPWM2BDPWM 2B outputYes
23DPWM3ADPWM 3A outputYes
24DPWM3BDPWM 3B outputYes
25DGNDDigital ground
26SYNCDPWM Synchronize pinTCAPADC_EXT_TRIGPWM0Yes
27PMBUS_ALERTPMBus Alert (Open Drain)Yes
28PMBUS_CTRLPMBus Control (Open Drain)Yes
29SCI_TX1SCI TX 1PMBUS_ALERTYes
30SCI_RX1SCI RX 1PMBUS_CTRLYes
31PWM0General purpose PWM 0Yes
32PWM1General purpose PWM 1Yes
33DGNDDigital ground
34INT_EXTExternal InterruptYes
35FAULT0External fault input 0Yes
36FAULT1External fault input 1Yes
37TCKJTAG TCK (For debugging or manufacturer test only)TCAPSYNCPWM0Yes
38TDOJTAG TDO (For debugging or manufacturer test only)SCI_TX0PMBUS_ALERTFAULT0Yes
39TDIJTAG TDI (For debugging or manufacturer test only)SCI_RX0PMBUS_CTRLFAULT1Yes
40TMSJTAG TMS (For debugging or manufacturer test only)Yes
41TCAPTimer capture inputYes
42FAULT2External fault input 2Yes
43FAULT3External fault input 3Yes
44DGNDDigital ground
45V33DIODigital I/O 3.3V core supply
46BP181.8V Bypass
47V33DDigital 3.3V core supply
48AGNDSubstrate analog ground
49AGNDAnalog ground
50EAP0Channel 0, differential analog voltage, positive input
51EAN0Channel 0, differential analog voltage, negative input
52EAP1Channel 1, differential analog voltage, positive input
53EAN1Channel 1, differential analog voltage, negative input
54EAP2Channel 2, differential analog voltage, positive input
(Recommended for peak currrent mode control)
55EAN2Channel #2, differential analog voltage, negative input
56AGNDAnalog ground
57V33AAnalog 3.3-V supply
58AD0012-bit ADC, Ch 0, Connected to current source
59AD0112-bit ADC, Ch 1, Connected to current source
60AD0212-bit ADC, Ch 2, Connected to comparator A, I-share
61AD0512-bit ADC, Ch 5
62AD0812-bit ADC, Ch 8
63AD0912-bit ADC, Ch 9
64AD1112-bit ADC, Ch 11
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