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参数资料
| 型号： | MAX1667EAP+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/26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 (continued)
(V DCIN = 18V, internal reference, 1μF capacitor at REF, 1μF capacitor at VL, T A = 0°C to +85°C , unless otherwise noted. Typical values
are at T A = +25°C, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN TYP MAX
UNITS
ERROR AMPLIFIERS
GMV Amplifier Transconductance
GMI Amplifier Transconductance
GMV Amplifier Maximum
Output Current
GMI Amplifier Maximum
Output Current
1.4
0.2
±80
±200
mA/V
mA/V
μA
μA
CCV Clamp Voltage with
Respect to CCI
CCI Clamp Voltage with
Respect to CCV
1.1V < V CCI < 3.5V
1.1V < V CCV < 3.5V
25
25
80
80
200
200
mV
mV
TRIP POINTS AND LINEAR CURRENT SOURCES
BATT POWER_FAIL Threshold
BATT rising
93
95
97
% of
V DCIN
BATT POWER_FAIL Threshold
Hysteresis
1
% of
V DCIN
THM THERMISTOR_OR
Overrange Trip Point
THM THERMISTOR_COLD
Trip Point
THM THERMISTOR_HOT
Trip Point
THM THERMISTOR_UR
Underrange Trip Point
THM falling
THM falling
THM falling
THM falling
89
74
22
3
91
75.5
23.5
4.5
93
77
25
6
% of
V REF
% of
V REF
% of
V REF
% of
V REF
THM THERMISTOR_OR, _COLD,
_HOT, _UR Trip Point Hysteresis
0.5
% of
V DCIN
IOUT Output Current
V IOUT = 0
ChargingCurrent() = 0x0001
to 0x007F (127mA)
ChargingCurrent() = 0x0000
5
7
9
10
mA
μA
V IOUT = 17V, ChargingCurrent() = 0x0001
to 0x007F (127mA)
5
mA
IOUT Leakage Current
V DCIN = 0, V IOUT = 20V
10
μA
CURRENT- AND VOLTAGE-SETTING DACs
CDAC Current-Setting DAC Resolution
VDAC Voltage-Setting DAC Resolution
Guaranteed monotonic
Guaranteed monotonic
5
11
Bits
Bits
LOGIC LEVELS
SDA, SCL Input Voltage Low
SDA, SCL Input Voltage High
2.2
0.8
V
V
SDA, SCL Input Bias Current
-1
1
μA
SDA Output Low Sink Current
V SDA = 0.6V
6
mA
Note 1: When DCIN is less than 4V, VL is less than 3.2V, causing the battery current to be typically 2μA (CS plus BATT input
current).
_______________________________________________________________________________________
3
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