参数资料
型号: MAX8730ETI+T
厂商: Maxim Integrated Products
文件页数: 5/29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
DHI Resistance Low
DHI Resistance High
SYMBOL
I DHI = -10mA
I DHI = 10mA
CONDITIONS
MIN
TYP
2
1
MAX
4
2
UNITS
?
?
ERROR AMPLIFIERS
GMV Loop Transconductance
GMI Loop Transconductance
GMS Loop Transconductance
VCTL = 3.6V, V BATT = 16.8V, MODE = LDO
VCTL = 3.6V, V BATT = 12.6V, MODE = FLOAT
ICTL = 3.6V, V CSSP - V CSIN = 75mV
V CLS = 2.048V, V CSSP - V CSSN = 75mV
0.0625
0.0833
0.5
0.5
0.125
0.167
1
1
0.250
0.333
2
2
mA/V
mA/V
mA/V
1.1V < V CCV < 3.0V,
CCI/CCS/CCV Clamp Voltage
1.1V < V CCI < 3.0V,
150
300
600
mV
1.1V < V CCS < 3.0V
LOGIC LEVELS
MODE, REFON Input Low Voltage
0.5
V
MODE Input Middle Voltage
MODE, REFON Input High Voltage
1.9
3.4
2.65
3.3
V
V
MODE, REFON, INPON Input
Bias Current
INPON Threshold
MODE = 0 or 3.6V
V INPON rising
V INPON falling
-2
2.2
+2
0.8
μA
V
V
ADAPTER DETECTION
ACOK Voltage Range
0
28
V
ACOK Sink Current
ACOK Leakage Current
V ACOK = 0.4V, ACIN = 1.5V
V ACOK = 28V, ACIN = 2.5V
1
1
mA
μA
BATTERY DETECTION
V VCTL = V LDO , BATT
V MODE = V LDO
+140
BATT Overvoltage Threshold
rising; result with respect
mV
to battery-set voltage
V MODE = FLOAT
+100
BATT Overvoltage Hysteresis
100
mV
RELTH Operating Voltage Range
0.9
2.6
V
RELTH Input Bias Current
V RELTH = 0.9V to 2.6V
-50
+50
nA
BATT Minimum Voltage Trip
Threshold
V BATT falling
V RELTH = 0.9V
V RELTH = 2.6V
4.42
12.77
4.5
13.0
4.58
13.23
V
PDS, PDL SWITCH CONTROL
Adapter-Absence Detect
Threshold
Adapter-Detect Threshold
PDS Output Low Voltage
PDS/PDL Output High Voltage
PDS/PDL Turn-Off Current
V ASNS - V BATT , V ASNS falling
V ASNS - V BATT
Result with respect to SRC, I PDS = 0
Result with respect to SRC, I PD_ = 0
V PDS = V SRC - 2V, V SRC = 16V
-300
-140
-8
6
-280
-100
-10
-0.2
12
-240
-60
-12
-0.5
mV
mV
V
V
mA
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