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参数资料
| 型号： | MAX1645BEEI |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting |
| 中文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO28 |
| 封装： | QSOP-28 |
| 文件页数： | 2/32页 |
| 文件大小： | 357K |
| 代理商： | MAX1645BEEI |
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M
Advanced 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 Range.............................-60
°
C to +150
°
C
Lead Temperature (soldering, 10s).................................+300
°
C
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GENERAL SPECIFICATIONS
DCIN Typical Operating Range
DCIN Supply Current
DCIN Supply Current Charging
Inhibited
V
DCIN
I
DCIN
8
28
6
V
8V < V
DCIN
< 28V
1.7
mA
8V < V
DCIN
< 28V
0.7
2
mA
DCIN rising
DCIN falling
7.5
7.4
5.4
7.85
DCIN Undervoltage Threshold
When AC_PRESENT
switches
7
V
LDO Output Voltage
V
DD
Input Voltage Range
V
LDO
8V < V
DCIN
< 28V, 0 < I
LDO
< 15mA
8V < V
DCIN
< 28V (Note 1)
When the S M B
r esp ond s to com m and s
5.15
2.80
5.65
5.65
2.8
V
V
V
DD
rising
V
DD
falling
2.55
2.5
V
DD
Undervoltage Threshold
2.1
V
V
DD
Quiescent Current
I
DD
0 < V
DCIN
< 6V, V
DD
= 5V, V
SCL
= 5V,
V
SDA
= 5V
0 < I
REF
< 200μA
When I
CHARGE
drops to 128mA (Note 2)
80
150
μA
REF Output Voltage
BATT Undervoltage Threshold
V
REF
4.066
2.4
4.096
4.126
2.8
V
V
PDS Charging Source Switch
Turn-Off Threshold
V
PDS-OFF
V
CVS
referred to V
BATT
, V
CVS
falling
50
100
150
mV
PDS Charging Source Switch
Threshold Hysteresis
V
PDS-HYS
V
CVS
referred to V
BATT
100
200
300
mV
PDS Output Low Voltage, PDS
Below CSSP
I
PDS
= 0
8
10
12
V
PDS Turn-On Current
PDS Turn-Off Current
PDS = CSSP
V
PDS
= V
CSSP
- 2V, V
DCIN
= 16V
100
10
150
50
300
μA
mA
PDL Load Switch Turn-Off
Threshold
V
PDL-OFF
V
CVS
referred to V
BATT
, V
CVS
rising
-150
-100
-50
mV
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1647 | Chemistry-Independent Battery Chargers |
| MAX1648 | Chemistry-Independent Battery Chargers |
| MAX1647-MAX1648 | Chemistry-Independent Battery Chargers |
| MAX1648ESE | Chemistry-Independent Battery Chargers |
| MAX1647EAP | Chemistry-Independent Battery Chargers |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1645BEEI+ | 功能描述:电池管理 RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1645BEEI+T | 功能描述:电池管理 RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1645BEEI-T | 功能描述:电池管理 Advanced Chemistry-Independent Level 2 Battery Charger with Input Current Limiting RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX1645BEVKIT | 制造商:Maxim Integrated Products 功能描述:EVALUATION KIT/EVALUATION SYSTEM FOR THE MAX1645B - Bulk |
| MAX1645BEVKIT+ | 制造商:Maxim Integrated Products 功能描述:MAX1645B EVAL KIT+ - Boxed Product (Development Kits) |
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