參數(shù)資料
型號: MAX1644
廠商: Maxim Integrated Products, Inc.
英文描述: Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
中文描述: 2A、低電壓、降壓型穩(wěn)壓器,內(nèi)置同步整流與開關(guān)
文件頁數(shù): 15/32頁
文件大?。?/td> 183K
代理商: MAX1644
M
______________________________________________________________________________________
15
Advanc ed Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
Figure 3. SMBus a) Write-Word and b) Read-Word Protocols
Preset to
0b0001001
D7 D0
D15 D8
ChargerMode() = 0x12
ChargingCurrent() = 0x14
ChargerVoltage() = 0x15
AlarmWarning() = 0x16
Preset to
0b0001001
Preset to
0b0001001
D7 D0
D15 D8
ChargerSpecInfo() =
0x11
ChargerStatus() =
0x13
0
1b
ACK
0
MSB LSB
1b
8 bits
ACK
COMMAND
BYTE
0
MSB LSB
1b
7 bits
W
SLAVE
ADDRESS
S
0
MSB LSB
1b
8 bits
ACK
LOW
DATA
BYTE
P
0
MSB LSB
1b
8 bits
ACK
HIGH
DATA
BYTE
a) Write-Word Format
b) Read-Word Format
Legend:
S = Start Condition or Repeated Start Condition
ACK = Acknowledge (logic low)
W = Write Bit (logic low)
P = Stop Condition
NACK = NOT Acknowledge (logic high)
R = Read Bit (logic high)
MASTER TO SLAVE
SLAVE TO MASTER
HIGH
DATA
BYTE
NACK
8 bits
MSB LSB
1b
1
P
LOW
DATA
BYTE
ACK
8 bits
MSB LSB
1b
0
SLAVE
ADDRESS
R
7 bits
MSB LSB
1b
1
ACK
1b
0
COMMAND
BYTE
ACK
8 bits
MSB LSB
1b
0
S
ACK
1b
0
S
SLAVE
ADDRESS
W
7 bits
MSB LSB
1b
0
相關(guān)PDF資料
PDF描述
MAX1645B Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
MAX1645BEEI Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
MAX1647 Chemistry-Independent Battery Chargers
MAX1648 Chemistry-Independent Battery Chargers
MAX1647-MAX1648 Chemistry-Independent Battery Chargers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1644EAE 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1644EAE/GH9 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1644EAE/GH9-T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1644EAE+ 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 2A Step-Dow w/Synch Rectification RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1644EAE+T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 2A Step-Dow w/Synch Rectification RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT