参数资料
型号: MAX8731AETI+T
厂商: Maxim Integrated Products
文件页数: 7/32页
文件大小: 0K
描述: IC SMBUS LVL2 BATT CHRGR 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
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 ~ 26 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)
SMBus Level 2 Battery Charger
with Remote Sense
ELECTRICAL CHARACTERISTICS (continued)
(V DCIN = V LX = V CSSP = V CSSN = 19V, V BST - V LX = 4.5V, V FBSA = V FBSB = V CSIP = V CSIN = 16.8V, BATSEL = GND = PGND = 0,
C LDO = 1μF, V CC = LDO, C REF = 1μF, C DAC = 0.1μF , V DD = 3.3V, ACIN = 2.5V; pins CCI, CCV, and CCS are compensated per
Figure 1; T A = -40°C to +85°C , unless otherwise noted.) (Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT-CURRENT REGULATION
CSSP-to-CSSN Full-Scale
Current-Sense Voltage
Input Current Accuracy
Input Current-Limit Gain Error
Input Current-Limit Offset
CSSP/CSSN Input Voltage Range
IINP Transconductance
IINP Offset
IINP Accuracy
IINP Output Voltage Range
VFBS_ = 19V
RS1, Figure 1 = 10m Ω ;
InputCurrent() = 11004mA or 3584mA
RS1, Figure 1 = 10m Ω ;
InputCurrent() = 2048mA
Based on InputCurrent() = 1024mA and 11004mA
Based on InputCurrent() = 1024mA and 11004mA
V CSSP - CSSN = 110mV
Based on V CSSP - CSSN = 110mV and 20mV
V CSSP - CSSN = 110mV
V CSSP - CSSN = 55mV or 35mV
V CSSP - CSSN = 20mV
103.3
-6
-5
-5
-1
8
2.7
-1.5
-5
-4
-10
0
116.6
+6
+5
+5
+1
26
3.3
+1.5
+5
+4
+10
3.5
mV
%
%
mV
V
mA/V
mV
%
V
SUPPLY AND LINEAR REGULATOR
DCIN, Input Voltage Range
8.0
26.0
V
DCIN Undervoltage-Lockout
Trip Point
POWER_FAIL Threshold
LDO Output Voltage
LDO Load Regulation
LDO Undervoltage-Lockout
Threshold
V DD Range
V DD UVLO Rising
V DD Quiescent Current
DCIN falling
DCIN rising
V CSSP - V CSIN falling
V CSSP - V CSIN rising
8.0V < V DCIN < 28V, no load
0 < I LDO < 30mA
V DCIN = 8.0V, V LDO falling
DCIN < 6V, V DD = 5.5V, SCL = SDA = 5.5V
7
9
160
5.25
3.20
2.7
7.85
21
271
5.55
100
5.15
5.5
2.7
27
mV
V
mV
V
V
V
μA
REFERENCE
REF Output Voltage
REF Undervoltage-Lockout
Trip Point
0 < I REF < 500μA
REF falling
4.053
4.139
3.9
V
V
ACOK
ACOK Sink Current
V ACOK = 0.4V, ACIN = 1.5V
1
mA
_______________________________________________________________________________________
7
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