参数资料
型号: MAX8939EWV+T
厂商: Maxim Integrated Products
文件页数: 7/45页
文件大小: 0K
描述: IC PWR MGMT HANDSETS 30WLP
标准包装: 2,500
应用: 充电泵,无线设备
输入电压: 2.9 V ~ 5.5 V
输出数: 7
工作温度: -40°C ~ 85°C
安装类型: *
封装/外壳: *
供应商设备封装: *
包装: *
MAX8939/MAX8939A/MAX8939B
System Power Management
for Mobile Handset
ELECTRICAL CHARACTERISTICS (Note 3) (continued)
(V BATT = 3.7V, V CHG_IN = 5.0V, circu   it of Figure 1, T A = -40 N C to +85 N C, unless otherwise noted. Typical values are at T A = +25 N C.)
PARAMETER
Active Stop
Active Brake on Shutdown
nFET on-resistance
nFET on duration
CONDITIONS
MIN
TYP
1
85
MAX
UNITS
I
ms
LDO1
Output Accuracy
Maximum Output Current
Current Limit
I LOAD = 1mA
V LDO1 = 0V
-3
400
600
+3
%
mA
mA
Dropout Voltage
I LOAD = 200mA
200
400
mV
Line Regulation
Load Regulation
Power-Supply Rejection
D V LDO1 / D V BATT
Output Noise Voltage (RMS)
Ground Current
Shutdown Discharge Time
3.4V P V BATT P 5.5V, I LOAD = 100mA
50 F A < I LOAD < 200mA
f = 10Hz to 10kHz, I LOAD = 30mA
100Hz to 100kHz, I LOAD = 30mA
I LOAD = 500 F A
T OFF 90% to 10%, C = 4.7 F F
2.4
25
60
50
21
1
mV
mV
dB
F V RMS
F A
ms
Shutdown Output Impedance
50
80
I
LDO2, LDO3
Output Accuracy
Maximum Output Current
Current Limit
Dropout Voltage
I LOAD = 1mA
Output = 0V
I LOAD = 135mA
-3
200
400
200
+3
700
400
%
mA
mA
mV
Line Regulation
Load Regulation
Power-Supply Rejection
D V LDO_ / D V BATT
Output Noise Voltage (RMS)
Ground Current
Shutdown Discharge Time
3.4V P V BATT P 5.5V, I LOAD = 100mA
50 F A < I LOAD < 200mA
f = 10Hz to 10kHz, I LOAD = 30mA
100Hz to 100kHz, I LOAD = 30mA
I LOAD = 500 F A
T OFF 90% to 10%, C = 1 F F
2.4
25
60
50
21
1
mV
mV
dB
F V RMS
F A
ms
Shutdown Output Impedance
100
150
I
LDO4
Output Accuracy
Maximum Output Current
Current Limit
Dropout Voltage
I LOAD = 1mA
V LDO4 = 0V
I LOAD = 70mA
-3
100
200
200
+3
400
400
%
mA
mA
mV
Line Regulation
Load Regulation
Power-Supply Rejection
D V LDO4 / D V BATT
Output Noise
Ground Current
Shutdown Discharge Time
3.4V P V BATT P 5.5V, I LOAD = 50mA
50 F A < I LOAD < 100mA
f = 10Hz to 10kHz, I LOAD = 30mA
100Hz to 100kHz, I LOAD = 30mA
I LOAD = 500 F A
T OFF 90% to 10%, C = 1 F F
2.4
25
60
50
25
1
mV
mV
dB
F V RMS
F A
ms
Shutdown Output Impedance
Maxim Integrated
100
150
I
7
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