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ADP3801AR PDF预览

ADP3801AR

更新时间: 2024-01-08 11:00:34
品牌 Logo 应用领域
亚德诺 - ADI 电池开关
页数 文件大小 规格书
20页 258K
描述
High Frequency Switch Mode Dual Li-Ion Battery Chargers

ADP3801AR 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Active零件包装代码:SOIC
包装说明:SOP,针数:16
Reach Compliance Code:unknown风险等级:5.72
模拟集成电路 - 其他类型:BATTERY CHARGE CONTROLLER控制模式:CURRENT/VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:20 V
最小输入电压:4.1 V标称输入电压:10 V
JESD-30 代码:R-PDSO-G16JESD-609代码:e0
长度:9.9 mm湿度敏感等级:NOT SPECIFIED
功能数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
标称输出电压:3.3 V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):220
认证状态:COMMERCIAL座面最大高度:1.75 mm
表面贴装:YES切换器配置:SINGLE
最大切换频率:250 kHz温度等级:INDUSTRIAL
端子面层:TIN LEAD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:30宽度:3.9 mm
Base Number Matches:1

ADP3801AR 数据手册

 浏览型号ADP3801AR的Datasheet PDF文件第5页浏览型号ADP3801AR的Datasheet PDF文件第6页浏览型号ADP3801AR的Datasheet PDF文件第7页浏览型号ADP3801AR的Datasheet PDF文件第9页浏览型号ADP3801AR的Datasheet PDF文件第10页浏览型号ADP3801AR的Datasheet PDF文件第11页 
ADP3801/ADP3802  
L
R
D2  
CS  
V
I
N
BATA  
RB  
C
I
N
COUT  
D1  
Rf1  
Rf2  
A/B  
CS+  
CS–  
EOC  
DRV  
VCC  
BATA  
BATB  
MUX  
3.3V  
GM1  
VL  
LDO  
(TO C)  
PROG  
V
REF  
VT  
V
GATE  
DRIVE  
FINAL  
VBAT  
PROG  
REF  
UVLO  
RESET  
POWER-  
ON  
RESET  
(TO C)  
V
REF  
(FROM C)  
100k⍀  
Q
FF  
S
ISET  
1F  
GM2  
R
SD  
BIAS  
(FROM C)  
OSCILLATOR  
GM3  
3R  
(FROM C)  
100k⍀  
ADJ  
1F  
ADP3801/ADP3802  
R
2.475V  
V
REF  
GND  
COMP  
Figure 20. Simplified Application Diagram  
Setting the Final Battery Voltage  
V
SETTING R1 (5%) R2 (5%)  
VL  
BAT  
The final battery voltage is determined by the voltage on the  
Battery Programming (PROG) pin. This pin controls the state  
of the PROG multiplexer, which selects the appropriate tap  
from the internal battery voltage resistor divider. The specifica-  
tion table details the PROG voltages for each final battery volt-  
age. A resistor divider from the LDO can be used to set the  
PROG voltage as shown in Figure 21. To provide fail safe op-  
eration, a PROG voltage equal to 0.0 V or 3.3 V results in the  
minimum final battery voltage of 4.2 V. The PROG input is  
high impedance, so the voltage can be set with a high imped-  
ance resistor divider from VL. Alternatively, a PWM output  
from a microcontroller can be used with an RC filter to generate  
the desired threshold voltage.  
R1  
4.2  
V
V
V
= 0.0V  
0*  
T1  
T2  
T3  
PROG  
R2  
8.4  
= 1.1V 200k100k⍀  
= 2.2V 100k200k⍀  
12.6  
* CONNECT PROG TO  
GND FOR V = 4.2V  
BAT  
Figure 21. Resistor Divider Sets the Final Battery Voltage  
–8–  
REV. 0  

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