参数资料
型号: MAX8730ETI+T
厂商: Maxim Integrated Products
文件页数: 6/29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
PDS Turn-On Current
PDL Turn-On Resistance
SYMBOL
PDS = SRC
PDL = GND
CONDITIONS
MIN
6
50
TYP
12
100
MAX
200
UNITS
mA
k ?
PDS/PDL Delay Time
5.0
μs
ELECTRICAL CHARACTERISTICS
(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 = -40°C to +85°C , unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CHARGE-VOLTAGE REGULATION
VCTL Range
0
3.6
V
Battery-Regulation-Voltage
Accuracy
V VCTL = 3.6V
or 0V
Not including resistor
tolerances
Including 1% resistor
tolerances
-1.2
-1.25
+1.2
+1.25
%
V VCTL = VLDO (3 or 4 cells)
-0.8
+0.8
V VCTL Default Threshold
V VCTL rising
4.4
V
VCTL Input Bias Current
SRC = BATT, ASNS = GND INPON =
REFON = 0, V VCTL = 5V
0
16
μA
CHARGE-CURRENT REGULATION
ICTL Range
0
3.6
V
Full-Charge-Current Accuracy
(CSIP to CSIN)
Trickle-Charge-Current Accuracy
Charge-Current Gain Error
Charge-Current Offset Error
BATT/CSIP/CSIN Input Voltage
Range
V ICTL = 3.6V
V ICTL = 2.0V
V ICTL = 120mV
Based on V ICTL = 3.6V and V ICTL = 0.12V
Based on V ICTL = 3.6V and V ICTL = 0.12V
128.25
-5
70
-6.7
2
-1.9
-2
0
141.75
+5
80
+6.7
10
+1.9
+2
19
mV
%
mV
%
mV
%
mV
V
Charging enabled
1000
CSIP/CSIN Input Current
Charging disabled, SRC = BATT,
ASNS = GND, or V ICTL = 0V
16
μA
ICTL Power-Down Mode
Threshold
ICTL falling
ICTL rising
50
70
80
110
mV
6
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