ZHCSGD8A May   2017  – May 2018

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      703A I2C
  4. 4 修订历史记录
  5. 5 说明 （续）
  6. 6 Pin Configuration and Functions
    1.     Pin 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
    6. 7.6 Timing Requirements
    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 Power-Up from Battery Without DC Source
      2. 8.3.2 Power-Up From DC Source
        1. 8.3.2.1 CHRG_OK Indicator
        2. 8.3.2.2 Input Voltage and Current Limit Setup
        3. 8.3.2.3 Battery Cell Configuration
        4. 8.3.2.4 Device Hi-Z State
      3. 8.3.3 USB On-The-Go (OTG)
      4. 8.3.4 Converter Operation
        1. 8.3.4.1 Inductor Setting through IADPT Pin
        2. 8.3.4.2 Continuous Conduction Mode (CCM)
        3. 8.3.4.3 Pulse Frequency Modulation (PFM)
      5. 8.3.5 Current and Power Monitor
        1. 8.3.5.1 High-Accuracy Current Sense Amplifier (IADPT and IBAT)
        2. 8.3.5.2 High-Accuracy Power Sense Amplifier (PSYS)
      6. 8.3.6 Input Source Dynamic Power Manage
      7. 8.3.7 Two-Level Adapter Current Limit (Peak Power Mode)
      8. 8.3.8 Processor Hot Indication
        1. 8.3.8.1 PROCHOT During Low Power Mode
        2. 8.3.8.2 PROCHOT Status
      9. 8.3.9 Device Protection
        1. 8.3.9.1 Watchdog Timer
        2. 8.3.9.2 Input Overvoltage Protection (ACOV)
        3. 8.3.9.3 Input Overcurrent Protection (ACOC)
        4. 8.3.9.4 System Overvoltage Protection (SYSOVP)
        5. 8.3.9.5 Battery Overvoltage Protection (BATOVP)
        6. 8.3.9.6 Battery Short
        7. 8.3.9.7 Thermal Shutdown (TSHUT)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Forward Mode
        1. 8.4.1.1 System Voltage Regulation with Narrow VDC Architecture
        2. 8.4.1.2 Battery Charging
      2. 8.4.2 USB On-The-Go
    5. 8.5 Programming
      1. 8.5.1 I2C Serial Interface
        1. 8.5.1.1 Data Validity
        2. 8.5.1.2 START and STOP Conditions
        3. 8.5.1.3 Byte Format
        4. 8.5.1.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 8.5.1.5 Slave Address and Data Direction Bit
        6. 8.5.1.6 Single Read and Write
        7. 8.5.1.7 Multi-Read and Multi-Write
        8. 8.5.1.8 Write 2-Byte I2C Commands
    6. 8.6 Register Map
      1. 8.6.1  Setting Charge and PROCHOT Options
        1. 8.6.1.1 ChargeOption0 Register (I2C address = 01/00h) [reset = E20Eh]
          1. Table 5. ChargeOption0 Register (I2C address = 01h) Field Descriptions
          2. Table 6. ChargeOption0 Register (I2C address = 00h) Field Descriptions
        2. 8.6.1.2 ChargeOption1 Register (I2C address = 31/30h) [reset = 211h]
          1. Table 7. ChargeOption1 Register (I2C address = 31h) Field Descriptions
          2. Table 8. ChargeOption1 Register (I2C address = 30h) Field Descriptions
        3. 8.6.1.3 ChargeOption2 Register (I2C address = 33/32h) [reset = 2B7]
          1. Table 9.  ChargeOption2 Register (I2C address = 33h) Field Descriptions
          2. Table 10. ChargeOption2 Register (I2C address = 32h) Field Descriptions
        4. 8.6.1.4 ChargeOption3 Register (I2C address = 35/34h) [reset = 0h]
          1. Table 11. ChargeOption3 Register (I2C address = 35h) Field Descriptions
          2. Table 12. ChargeOption3 Register (I2C address = 34h) Field Descriptions
        5. 8.6.1.5 ProchotOption0 Register (I2C address = 37/36h) [reset = 04A54h]
          1. Table 13. ProchotOption0 Register (I2C address = 37h) Field Descriptions
          2. Table 14. ProchotOption0 Register (I2C address = 36h) Field Descriptions
        6. 8.6.1.6 ProchotOption1 Register (I2C address = 39/38h) [reset = 8120h]
          1. Table 15. ProchotOption1 Register (I2C address = 39h) Field Descriptions
          2. Table 16. ProchotOption1 Register (I2C address = 38h) Field Descriptions
        7. 8.6.1.7 ADCOption Register (I2C address = 3B/3Ah) [reset = 2000h]
          1. Table 17. ADCOption Register (I2C address = 3Bh) Field Descriptions
          2. Table 18. ADCOption Register (I2C address = 3Ah) Field Descriptions
      2. 8.6.2  Charge and PROCHOT Status
        1. 8.6.2.1 ChargerStatus Register (I2C address = 21/20h) [reset = 0000h]
          1. Table 19. ChargerStatus Register (I2C address = 21h) Field Descriptions
          2. Table 20. ChargerStatus Register (I2C address = 20h) Field Descriptions
        2. 8.6.2.2 ProchotStatus Register (I2C address = 23/22h) [reset = 0h]
          1. Table 21. ProchotStatus Register (I2C address = 23h) Field Descriptions
          2. Table 22. ProchotStatus Register (I2C address = 22h) Field Descriptions
      3. 8.6.3  ChargeCurrent Register (I2C address = 03/02h) [reset = 0h]
        1. Table 23. Charge Current Register (14h) With 10-mΩ Sense Resistor (I2C address = 03h) Field Descriptions
        2. Table 24. Charge Current Register (14h) With 10-mΩ Sense Resistor (I2C address = 02h) Field Descriptions
        3. 8.6.3.1   Battery Pre-Charge Current Clamp
      4. 8.6.4  MaxChargeVoltage Register (I2C address = 05/04h) [reset value based on CELL_BATPRESZ pin setting]
        1. Table 25. MaxChargeVoltage Register (I2C address = 05h) Field Descriptions
        2. Table 26. MaxChargeVoltage Register (I2C address = 04h) Field Descriptions
      5. 8.6.5  MinSystemVoltage Register (I2C address = 0D/0Ch) [reset value based on CELL_BATPRESZ pin setting]
        1. Table 27. MinSystemVoltage Register (I2C address = 0Dh) Field Descriptions
        2. Table 28. MinSystemVoltage Register (I2C address = 0Ch) Field Descriptions
        3. 8.6.5.1   System Voltage Regulation
      6. 8.6.6  Input Current and Input Voltage Registers for Dynamic Power Management
        1. 8.6.6.1 Input Current Registers
          1. 8.6.6.1.1 IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0F/0Eh) [reset = 4000h]
            1. Table 29. IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0Fh) Field Descriptions
            2. Table 30. IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0Eh) Field Descriptions
          2. 8.6.6.1.2 IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 25/24h) [reset = 0h]
            1. Table 31. IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 25h) Field Descriptions
            2. Table 32. IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 24h) Field Descriptions
          3. 8.6.6.1.3 InputVoltage Register (I2C address = 0B/0Ah) [reset = VBUS-1.28V]
            1. Table 33. InputVoltage Register (I2C address = 0Bh) Field Descriptions
            2. Table 34. InputVoltage Register (I2C address = 0Ah) Field Descriptions
      7. 8.6.7  OTGVoltage Register (I2C address = 07/06h) [reset = 0h]
        1. Table 35. OTGVoltage Register (I2C address = 07h) Field Descriptions
        2. Table 36. OTGVoltage Register (I2C address = 06h) Field Descriptions
      8. 8.6.8  OTGCurrent Register (I2C address = 09/08h) [reset = 0h]
        1. Table 37. OTGCurrent Register (I2C address = 09h) Field Descriptions
        2. Table 38. OTGCurrent Register (I2C address = 08h) Field Descriptions
      9. 8.6.9  ADCVBUS/PSYS Register (I2C address = 27/26h)
        1. Table 39. ADCVBUS/PSYS Register (I2C address = 27h) Field Descriptions
        2. Table 40. ADCVBUS/PSYS Register (I2C address = 26h) Field Descriptions
      10. 8.6.10 ADCIBAT Register (I2C address = 29/28h)
        1. Table 41. ADCIBAT Register (I2C address = 29h) Field Descriptions
        2. Table 42. ADCIBAT Register (I2C address = 28h) Field Descriptions
      11. 8.6.11 ADCIINCMPIN Register (I2C address = 2B/2Ah)
        1. Table 43. ADCIINCMPIN Register (I2C address = 2Bh) Field Descriptions
        2. Table 44. ADCIINCMPIN Register (I2C address = 2Ah) Field Descriptions
      12. 8.6.12 ADCVSYSVBAT Register (I2C address = 2D/2Ch)
        1. Table 45. ADCVSYSVBAT Register (I2C address = 2Dh) Field Descriptions
        2. Table 46. ADCVSYSVBAT Register (I2C address = 2Ch) Field Descriptions
      13. 8.6.13 ID Registers
        1. 8.6.13.1 ManufactureID Register (I2C address = 2Eh) [reset = 0040h]
          1. Table 47. ManufactureID Register Field Descriptions
        2. 8.6.13.2 Device ID (DeviceAddress) Register (I2C address = 2Fh) [reset = 0h]
          1. Table 48. Device ID (DeviceAddress) Register Field Descriptions
  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 Detailed Design Procedure
        1. 9.2.2.1 ACP-ACN Input Filter
        2. 9.2.2.2 Inductor Selection
        3. 9.2.2.3 Input Capacitor
        4. 9.2.2.4 Output Capacitor
        5. 9.2.2.5 Power MOSFETs Selection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Layout Consideration of Current Path
      2. 11.2.2 Layout Consideration of Short Circuit Protection
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 接收文档更新通知
    4. 12.4 社区资源
    5. 12.5 商标
    6. 12.6 静电放电警告
    7. 12.7 术语表
  13. 13机械、封装和可订购信息
    1. 13.1 Package Option Addendum
      1. 13.1.1 Packaging Information
      2. 13.1.2 Tape and Reel 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

8.6.1.3 ChargeOption2 Register (I2C address = 33/32h) [reset = 2B7]

Figure 25. ChargeOption2 Register (I2C address = 33/32h) [reset = 2B7]
7 6 5 4 3 2 1 0
PKPWR_TOVLD_DEG EN_PKPWR_
IDPM 		EN_PKPWR_
VSYS 		PKPWR_
OVLD_STAT		 PKPWR_
RELAX_STAT		 PKPWR_TMAX[1:0]
R/W R/W R/W R/W R/W R/W
7 6 5 4 3 2 1 0
EN_EXTILIM EN_ICHG
_IDCHG		 Q2_OCP ACX_OCP EN_ACOC ACOC_VTH EN_BATOC BATOC_VTH
R/W R/W R/W R/W R/W R/W R/W R/W
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset

Table 9. ChargeOption2 Register (I2C address = 33h) Field Descriptions

I2C
33h		 FIELD TYPE RESET DESCRIPTION
7-6 PKPWR_
TOVLD_DEG		 R/W 00b

Input Overload time in Peak Power Mode

00b: 1 ms <default at POR>

01b: 2 ms

10b: 10 ms

11b: 20 ms
5 EN_PKPWR_IDPM R/W 0b

Enable Peak Power Mode triggered by input current overshoot

If REG0x33[5:4] are 00b, peak power mode is disabled. Upon adapter removal, the bits are reset to 00b.

0b: Disable peak power mode triggered by input current overshoot <default at POR>

1b: Enable peak power mode triggered by input current overshoot.

4 EN_PKPWR_VSYS R/W 0b

Enable Peak Power Mode triggered by system voltage under-shoot

If REG0x33[5:4] are 00b, peak power mode is disabled. Upon adapter removal, the bits are reset to 00b.

0b: Disable peak power mode triggered by system voltage under-shoot <default at POR>

1b: Enable peak power mode triggered by system voltage under-shoot.

3 PKPWR_
OVLD_STAT		 R/W 0b

Indicator that the device is in overloading cycle. Write 0 to get out of overloading cycle.

0b: Not in peak power mode. <default at POR>

1b: In peak power mode.

2 PKPWR_
RELAX_STAT		 R/W 0b

Indicator that the device is in relaxation cycle. Write 0 to get out of relaxation cycle.

0b: Not in relaxation cycle. <default at POR>

1b: In relaxation mode.

1-0 PKPWR_
TMAX[1:0]		 R/W 10b

Peak power mode overload and relax cycle time.

When REG0x33[7:6] is programmed longer than REG0x33[1:0], there is no relax time.

00b: 5 ms

01b: 10 ms

10b: 20 ms <default at POR>

11b: 40 ms

Table 10. ChargeOption2 Register (I2C address = 32h) Field Descriptions

I2C
32h		 FIELD TYPE RESET DESCRIPTION
7 EN_EXTILIM R/W 1b

Enable ILIM_HIZ pin to set input current limit

0b: Input current limit is set by REG0x0F/0E.

1b: Input current limit is set by the lower value of ILIM_HIZ pin and REG0x0F/0E. <default at POR>
6 EN_ICHG
_IDCHG		 R/W 0b

0b: IBAT pin as discharge current. <default at POR>

1b: IBAT pin as charge current.

5 Q2_OCP R/W 1b

Q2 OCP threshold by sensing Q2 VDS

0b: 210 mV

1b: 150 mV <default at POR>
4 ACX_OCP R/W 1b

Input current OCP threshold by sensing ACP-ACN.

0b: 280 mV

1b: 150 mV <default at POR>
3 EN_ACOC R/W 0b

ACOC Enable

Input overcurrent (ACOC) protection by sensing the voltage across ACP and ACN. Upon ACOC (after 100-µs blank-out time), converter is disabled.

0b: Disable ACOC <default at POR>

1b: ACOC threshold 125% or 200% ICRIT
2 ACOC_VTH R/W 1b

ACOC Limit

Set MOSFET OCP threshold as percentage of IDPM with current sensed from RAC.

0b: 125% of ICRIT

1b: 210% of ICRIT <default at POR>
1 EN_BATOC R/W 1b

BATOC Enable

Battery discharge overcurrent (BATOC) protection by sensing the voltage across SRN and SRP. Upon BATOC, converter is disabled.

0b: Disable BATOC

1b: BATOC threshold 125% or 200% PROCHOT IDCHG <default at POR>
0 BATOC_VTH R/W 1b

Set battery discharge overcurrent threshold as percentage of PROCHOT battery discharge current limit.

0b: 125% of PROCHOT IDCHG

1b: 200% of PROCHOT IDCHG <default at POR>
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