参数资料
型号: MAX1667EAP+T
厂商: Maxim Integrated Products
文件页数: 4/26页
文件大小: 0K
描述: IC SMART BATT CHGR LEVEL2 20SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
功能: 充电管理
电池化学: 所有电池类型
电源电压: 7.5 V ~ 28 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
Chemistry-Independent,
Level 2 Smart Battery Charger
ELECTRICAL CHARACTERISTICS
(V DCIN = 18V, internal reference, 1μF capacitor at REF, 1μF capacitor at VL, T A = -40°C to +85°C , unless otherwise noted. Typical values
are at T A = +25°C. Limits over this temperature range are guaranteed by design.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY AND REFERENCE
DCIN Quiescent Current
7.5V < V DCIN < 28V, logic inputs = VL
4
6
mA
VL Output Voltage
REF Output Voltage
7.5V < V DCIN < 28V, no load
0 < I SOURCE < 500μA
5.15
4.055
5.4
5.65
4.137
V
V
SWITCHING REGULATOR
Oscillator Frequency
DHI Maximum Duty Cycle
DHI On-Resistance
DLO On-Resistance
BATT Input Current (Note 1)
CS Input Current (Note 1)
CS to BATT Full-Scale
Current-Sense Voltage
Voltage Accuracy
Not in dropout
In dropout
High or low
High or low
VL < 3.2V, V BATT = 12V
VL < 3.2V, V CS = 12V
V SEL = VL,
ChargingCurrent() = 0x0F80 (128mA)
ChargingVoltage() = 0x3130 (12,592mV),
ChargingVoltage() = 0x41A0 (16,800mV)
ChargingVoltage() = 0x1060 (4192mV),
ChargingVoltage() = 0x20D0 (8400mV)
200
96.5
145
-1.0
-3.0
250
4
5
160
310
7
8
5
5
175
1.0
3.0
kHz
%
?
?
μA
μA
mV
%
TRIP POINTS AND LINEAR CURRENT SOURCES
THM THERMISTOR_OR
Overrange Trip Point
THM THERMISTOR_COLD
Trip Point
THM THERMISTOR_HOT
Trip Point
THM THERMISTOR_UR
Underrange Trip Point
THM THERMISTOR_OR, _COLD,
_HOT, _UR Trip Point Hysteresis
THM falling
THM falling
THM falling
THM falling
88.5
73.5
21.5
2.5
1
93.5
77.5
25.5
6.5
% of
V REF
% of
V REF
% of
V REF
% of
V REF
%
LOGIC LEVELS
SDA, SCL Input Voltage Low
SDA, SCL Input Voltage High
2.2
0.5
V
V
SDA, SCL Input Bias Current
-1
1
μA
SDA Output Low Sink Current
V SDA = 0.6V
6
mA
4
_______________________________________________________________________________________
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