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MAX1665SESA-T

更新时间: 2024-02-15 16:59:28
品牌 Logo 应用领域
美信 - MAXIM 电池
页数 文件大小 规格书
12页 165K
描述
Power Supply Support Circuit, Fixed, 2 Channel, PDSO8, 0.150 INCH, MS-012AA, SOIC-8

MAX1665SESA-T 技术参数

是否Rohs认证:符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP,
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.32Is Samacsys:N
模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUITJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.9 mm
湿度敏感等级:1信道数量:2
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.75 mm最大供电电压 (Vsup):20 V
最小供电电压 (Vsup):4 V标称供电电压 (Vsup):16 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:3.9 mm
Base Number Matches:1

MAX1665SESA-T 数据手册

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19-1605; Rev 0; 1/00  
Lithium-Ion Battery Pack Protector  
General Description  
____________________________Features  
Complete Protection Against:  
The MAX1665 provides protection against overvoltage,  
undervoltage, overcharge current, and overdischarge  
current for 2-cell to 4-cell lithium-ion (Li+) battery packs.  
Very low operating current ensures that cells are not  
overdischarged during long storage periods.  
Cell Overvoltage  
Cell Undervoltage  
Pack Protection for Excessive Charge and  
Discharge  
The MAX1665 controls two external N-channel MOSFETs  
to limit the charge and discharge voltages. Charging is  
allowed when the per-cell voltage is below +4.3V. When  
the voltage on any cell rises above +4.3V (overvoltage  
limit), the MAX1665 turns off the charge MOSFET. This  
safety feature prevents overcharge of any cell within the  
battery pack.  
Very Low Supply Current: 16µA typ  
Low Standby Current: 1µA max  
Matched Cell Input Bias Current (<500pA)  
Preserves Cell Balance  
Discharge is allowed when the per-cell voltage is above  
+2.5V (undervoltage limit). If the voltage across any cell  
falls below +2.5V, the MAX1665 turns off the discharge  
MOSFET. This safety feature prevents overdischarge of  
any cell within the battery pack.  
Ordering Information  
Charging and discharging are allowed if the voltage  
between PKN and BN is less than 250mV. This safety fea-  
ture prevents excessive pack current.  
PIN-  
CELL  
PART  
TEMP. RANGE  
PACKAGE COUNT  
MAX1665SESA  
MAX1665VESA  
MAX1665XESA  
-40°C to +85°C  
-40°C to +85°C  
-40°C to +85°C  
8 SO  
8 SO  
8 SO  
2
3
4
Applications  
Lithium-Ion Battery Packs  
Typical Operating Circuit  
Pin Configuration  
TOP VIEW  
(+)  
I.C. (B4P)  
1
2
3
4
8
7
6
5
I.C. [B3P]  
B2P  
DSG  
CHG  
PKN  
B4P  
B3P  
B2P  
MAX1665S  
MAX1665V  
MAX1665X  
B1P  
DSG  
BN  
MAX1665X  
B1P  
BN  
SO  
CHG  
PKN  
NOTES: I.C. = INTERNAL CONNECTION. MAKE NO CONNECTIONS TO THIS PIN.  
( ) ARE FOR THE MAX1665X.  
[ ] ARE FOR THE MAX1665V AND MAX1665X.  
(-)  
________________________________________________________________ Maxim Integrated Products  
1
For free samples and the latest literature visit www.maxim-ic.com or phone 1-800-998-8800.  
For small orders, phone 1-800-835-8769.  

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