- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄383329 > MAX1644 (Maxim Integrated Products, Inc.) Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting PDF資料下載
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 |
| 文件頁數(shù)： | 2/32頁 |
| 文件大?。?/td> | 183K |
| 代理商： | MAX1644 |
第1頁當前第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁第31頁第32頁
M
Advanc ed Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
DCIN, CVS, CSSP, CSSN, LX to GND....................-0.3V to +30V
CSSP to CSSN, CSIP to CSIN ...............................-0.3V to +0.3V
PDS, PDL to GND ...................................-0.3V to (V
CSSP
+ 0.3V)
BST to LX..................................................................-0.3V to +6V
DHI to LX...................................................-0.3V to (V
BST
+ 0.3V)
CSIP, CSIN, BATT to GND .....................................-0.3V to +22V
LDO to GND.....................-0.3V to (lower of 6V or V
DCIN
+ 0.3V)
DLO to GND ...........................................-0.3V to (V
DLOV
+ 0.3V)
REF, DAC, CCV, CCI, CCS, CLS to GND.....-0.3V to (V
LDO
+ 0.3V)
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
DD
= +3.3V, V
BATT
= +16.8V, V
DCIN
= +18V,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical values are at
T
A
= +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
V
DD
, SCL, SDA, INT, DLOV to GND.........................-0.3V to +6V
THM to GND...............................................-0.3V to (V
DD
+ 0.3V)
PGND to GND .......................................................-0.3V to +0.3V
LDO Continuous Current.....................................................50mA
Continuous Power Dissipation (T
A
= +70°C)
28-Pin QSOP (derate 10.8mW/°C above +70°C).......860mW
Operating Temperature Range ...........................-40°C to +85°C
Storage Temperature.........................................-60°C to +150°C
Lead Temperature (soldering, 10sec) .............................+300°C
8V < V
DCIN
< 28V
V
CVS
referred to V
BATT
, V
CVS
rising
V
PDS
= V
CSSP
- 2V, V
DCIN
= 16V
PDS = CSSP
I
PDS
= 0
0 < V
DCIN
< 6V, V
DD
= 5V, V
SCL
= 5V,
V
SDA
= 5V
V
CVS
referred to V
BATT
V
CVS
referred to V
BATT
, V
CVS
falling
When the SMB res-
ponds to commands
8V < V
DCIN
< 28V
8V < V
DCIN
< 28V
When AC_PRESENT
switches
When I
CHARGE
drops to 128mA
8V < V
DCIN
< 28V, 0 < I
LDO
< 15mA
0 < I
REF
< 200μA
CONDITIONS
mV
-150
-100
-50
V
PDL-OFF
PDL Load Switch Turn-Off
Threshold
mA
10
50
PDS Turn-Off Current
μA
100
150
300
PDS Turn-On Current
V
8
10
12
PDS Output Low Voltage, PDS
Below CSSP
mV
100
200
300
V
PDS-HYS
PDS Charging Source Switch
Threshold Hysteresis
mV
50
100
150
V
PDS-OFF
PDS Charging Source Switch
Turn-Off Threshold
V
2.4
2.8
BATT Undervoltage Threshold
(Note 2)
V
4.066
4.096
4.126
V
REF
REF Output Voltage
mA
1.7
6
I
DCIN
DCIN Supply Current
V
8
28
V
DCIN
μA
80
150
I
DD
V
DD
Quiescent Current
2.1
2.5
V
2.55
2.8
V
DD
Undervoltage Threshold
V
2.8
5.65
V
DD
Input Voltage Range
(Note 1)
mA
0.7
2
DCIN Supply Current Charging
Inhibited
V
7.5
7.4
5.4
7.85
DCIN Undervoltage Threshold
7
V
5.15
5.65
V
LDO
LDO Output Voltage
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
DCIN rising
DCIN falling
V
DD
rising
V
DD
falling
DCIN Typical Operating Range
GENERAL SPECIFICATIONS
相關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 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1644EAE | 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT |
| MAX1644EAE/GH9 | 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT |
| MAX1644EAE/GH9-T | 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率: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 安裝風格:SMD/SMT |
| MAX1644EAE+ | 功能描述:直流/直流開關轉(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 安裝風格:SMD/SMT |
| MAX1644EAE+T | 功能描述:直流/直流開關轉(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 安裝風格:SMD/SMT |
發(fā)布緊急采購，3分鐘左右您將得到回復。