參數(shù)資料
型號(hào)： 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(kāi)關(guān)
文件頁(yè)數(shù)： 10/32頁(yè)
文件大小： 183K
代理商： MAX1644
M
Advanc ed Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
10
______________________________________________________________________________________
Pin Desc ription
Battery Voltage Output
BATT
9
DAC Voltage Output
DAC
10
Logic Circuitry Supply Voltage Input (2.8V to 5.65V)
V
DD
11
Thermistor Voltage Input
THM
12
SMB Clock Input
SCL
13
Charging Source Compensation Capacitor Connection. Connect a 0.01μF capacitor from CCS to GND.
CCS
5
Battery Current-Loop Compensation Capacitor Connection. Connect a 0.01μF capacitor from CCI to GND.
CCI
6
Battery Voltage-Loop Compensation Capacitor Connection. Connect a 10k
resistor in series with a 0.01μF
capacitor to GND.
CCV
7
Ground
GND
8
4.096V Reference Voltage Output
REF
4
Source Current Limit Input
CLS
3
PIN
5.4V Linear-Regulator Voltage Output. Bypass with a 1μF capacitor to GND.
LDO
2
DC Supply Voltage Input
DCIN
1
FUNCTION
NAME
Inductor Voltage Sense Input
LX
22
High-Side NMOS Driver Output
DHI
23
High-Side Driver Bootstrap Voltage Input. Bypass with 0.1μF capacitor to LX.
BST
24
Charging Source Current-Sense Negative Input
CSSN
25
Charging Source Current-Sense Positive Input
CSSP
26
Battery Current-Sense Positive Input
CSIP
18
Power Ground
PGND
19
Low-Side NMOS Driver Output
DLO
20
Low-Side NMOS Driver Supply Voltage. Bypass with 0.1μF capacitor to GND.
DLOV
21
Battery Current-Sense Negative Input
CSIN
17
PMOS Load Switch Driver Output
PDL
16
Interrupt Output. Open-drain output. Needs external pull-up.
INT
15
SMB Data Input/Output. Open-drain output. Needs external pull-up.
SDA
14
Charging Source PMOS Switch Driver Output
PDS
27
Charging Source Voltage Input
CVS
28
相關(guān)PDF資料
PDF描述
MAX1645B Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
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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(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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(kāi)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(kāi)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(kāi)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(kāi)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
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