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| 型号： | MAX8671XETL+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 6/44页 |
| 文件大小： | 0K |
| 描述： | IC PMIC W/CHARGER 40-TQFN-EP |
| 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： | 锂离子（Li-Ion）、锂聚合物（Li-Pol） |
| 电源电压： | 4.1 V ~ 6.6 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 40-WFQFN 裸露焊盘 |
| 供应商设备封装： | 40-TQFN-EP（5x5） |
| 包装： | 带卷 (TR) |
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PMIC with Integrated Charger and
Smart Power Selector for Handheld Devices
ELECTRICAL CHARACTERISTICS (continued)
(DC, USB, BVSET, UOK , DOK , LX_ unconnected; V THM = V L /2, V PG_ = V AGND = 0V, V BAT = 4V, CEN = low, USUS = low, EN = high,
V PEN1 = V PEN2 = 3.3V, V PWM = 0V, C OUT4 = 1μF, C OUT5 = 1μF, C SYS = 10μF, PV1 = PV2 = PV3 = PV4 = PV5 = SYS, R DISET = 3k Ω ,
R CISET = 3k Ω , C VL = 0.1μF, C CT = 0.15μF, C BP = 0.01μF, V FB1 = 1.1V, V FB2 = 1.1V, V FB3 = 1.1V, T A = -40°C to +85°C, unless other-
wise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
BAT-to-SYS Reverse Regulation
Voltage
V BSREG
DC or USB and BAT
are sourcing current
BAT is sourcing
105mA
BAT is sourcing
905mA
65
82
130
115
mV
I PV1 +
DC and USB unconnected, EN = low,
V BAT = 4V
V DC = V USB = 5V, USUS = high,
PEN1 = low, EN = low, V BAT = 4V
DC and USB unconnected, EN = high,
0
0
10
10
Quiescent Current
I PV2 +
I PV3 +
I PV4 +
I PV5 +
V BAT = 4V (step-down converters are not in
dropout), PWM = low (Note 4)
DC and USB unconnected, EN = high,
V BAT = 2.8V (at least one step-down
155
425
285
550
μA
I SYS
converter is in dropout), PWM = low (Note 4)
BATTERY CHARGER (V DC = 5.0V , EN = low)
V DC = V USB = 5V, USUS = high, EN = high,
V BAT = 4V, PWM = low (Note 4)
DC and USB unconnected, EN = high,
V BAT = 4.0V, PWM = high
180
9
320
mA
BAT-to-SYS On-Resistance
R BS
V USB = 0V, V BAT = 4.2V, I SYS = 1A
T A = +25°C
BVSET = VL or
BVSET unconnected
T A = -40°C to +85°C
4.174
4.145
0.08
4.200
4.200
0.16
4.221
4.242
Ω
BAT Regulation Voltage
(Figure 6)
V BATREG
BVSET = AGND
T A = +25°C
T A = -40°C to +85°C
4.073
4.047
4.100
4.100
4.121
4.141
V
R BVSET = 49.9k Ω to
AGND
T A = +25°C
T A = -40°C to +85°C
4.325
4.297
4.350
4.350
4.376
4.398
BAT Recharge Threshold
V BATRCHG (Note 5)
-170
-120
-70
mV
BAT Prequalification Threshold
R CISET Resistance Range
CISET Voltage
V BATPRQ
V CISET
V BAT rising, 180mV hysteresis, Figure 6
Guaranteed by BAT fast-charge current
limit
R CISET = 7.5k Ω , I BAT = 267mA, Figure 9
2.9
3
0.9
3.0
1.0
3.1
15
1.1
V
k Ω
V
6
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