参数资料
型号: MCP73X23EV-LFP
厂商: Microchip Technology
文件页数: 10/34页
文件大小: 0K
描述: BOARD EVAL BATT CHARGER MCP73X23
标准包装: 1
主要目的: 电源管理,电池充电器
嵌入式:
已用 IC / 零件: MCP73123,MCP73223
主要属性: 1 芯或 2 芯 LiFePO4(磷酸铁锂),500mA 时为 3.6V 和 7.2V
次要属性: 安全计时器,热保护,自动终止充电和再充电
已供物品:
产品目录页面: 669 (CN2011-ZH PDF)
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MCP73123T-22SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73223-C2SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73123-22SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73123/223
TYPICAL PERFORMANCE CURVES (CONTINUED)
Note: Unless otherwise indicated, V DD = [V REG (Typical) + 1V], I OUT = 10 mA and T A = +25°C, Constant Voltage mode.
950
930
910
890
870
850
830
150
144
138
132
126
120
114
810
790
770
750
4.5
R PROG = 1.33 k ?
T A = +25°C
4.8 5.1 5.4
Supply Voltage (V)
5.7
6.0
108
102
96
90
4.5
R PROG = 10 k ?
T A = +25°C
4.8 5.1 5.4
Supply Voltage (V)
5.7
6.0
FIGURE 2-7:
Charge Current (I OUT ) vs.
FIGURE 2-10:
Charge Current (I OUT ) vs.
Programming Resistor (R PROG ).
675
655
635
615
Programming Resistor (R PROG ).
950
930
910
890
595
575
555
535
515
495
475
R PROG = 2 k ?
T A = +25°C
4.5 4.8
5.1
5.4
5.7
6.0
870
850
830
810
790
770
750
-5
R PROG = 1.33 k ?
V DD = 5.2V
5
15
25
35
45
55
Supply Voltage (V)
Ambient Temperature (°C)
FIGURE 2-8:
Charge Current (I OUT ) vs.
FIGURE 2-11:
Charge Current (I OUT ) vs.
Programming Resistor (R PROG ).
350
330
310
290
Ambient Temperature (T A ).
9.0
8.0
7.0
6.0
270
250
230
5.0
4.0
3.0
End of Charge
1.0
0.0
210
190
170
150
4.5
R PROG = 5 k ?
T A = +25°C
4.8
5.1
5.4
5.7
6.0
2.0
V DD < V BAT
V DD < V STOP
-1.0
-5.0 5.0 15.0
25.0
35.0
45.0
55.0
Supply Voltage (V)
Ambient Temperature (°C)
FIGURE 2-9:
Charge Current (I OUT ) vs.
FIGURE 2-12:
Output Leakage Current
Programming Resistor (R PROG ).
DS22191D-page 10
(I DISCHARGE ) vs. Ambient Temperature (T A ).
? 2009-2011 Microchip Technology Inc.
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