参数资料
型号: MAX8730ETI+T
厂商: Maxim Integrated Products
文件页数: 3/29页
文件大小: 0K
描述: IC CHARGER BATTERY 28-TQFN
标准包装: 2,500
功能: 充电管理
电池化学: 多化学
电源电压: 8 V ~ 28 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(5x5)
包装: 带卷 (TR)
Low-Cost Battery Charger
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. V SRC = V ASNS = V CSSP = V CSSN = 18V, V BATT = V CSIP = V CSIN = 12V, V VCTL = V ICTL = 1.8V, MODE = float,
ACIN = 0, CLS = REF, REFON = LDO, INPON = LDO, RELTH = 2V. T A = 0°C to +85°C , unless otherwise noted. Typical values are at
T A = +25°C.)
PARAMETER
ICTL Power-Down Mode
Threshold
ICTL Input Bias Current
SYMBOL
CONDITIONS
ICTL falling
ICTL rising
V ICTL = 3V
SRC = BATT, ASNS = GND, V ICTL = 5V
MIN
50
70
-1
-1
TYP
65
90
MAX
80
110
+1
+1
UNITS
mV
μA
CSSP-to-CSSN Full-Scale
Current-Sense Voltage
V CLS = REF (trim point)
72.75
72.75
-4
75.75
75.75
78.75
78.75
+4
mV
mV
%
Input Current-Limit Accuracy
CSSP/CSSN Input Voltage Range
CSSP/CSSN Input Current
CLS Input Range
CLS Input Bias Current
IINP Transconductance
V CLS = REF x 0.7
V CLS = REF x 0.5
V CSSP = V CSSN = V SRC > 8.0V
V SRC = 0V
V CLS = 2.0V
V CSSP - V CSSN = 56mV
50
-5.6
36
-6.6
8.0
1.1
-1
2.66
53
38
400
0.1
2.8
56
+5.6
40.5
+6.6
28
800
1
REF
+1
2.94
mV
%
mV
%
V
μA
V
μA
μA/mV
V CSSP - V CSSN = 100mV, V IINP = 0 to 4.5V
-5
+5
IINP Accuracy
IINP Gain Error
IINP Offset Error
V CSSP - V CSSN = 75mV
V CSSP - V CSSN = 56mV
V CSSP - V CSSN = 20mV
Based on V ICTL = REF x 0.5 and V ICTL = REF
Based on V ICTL = REF x 0.5 and V ICTL = REF
-8
-5
-12.5
-7
-2
+8
+5
+12.5
+7
+2
%
%
mV
IINP Fault threshold
IINP rising
4.1
4.2
4.3
V
SUPPLY AND LINEAR REGULATOR
SRC Input Voltage Range
8.0
28
V
SRC Undervoltage Lockout
Threshold
SRC falling
SRC rising
7
7.4
7.5
8
V
_______________________________________________________________________________________
3
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