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参数资料
| 型号： | MAX16948AGTE/V+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/15页 |
| 文件大小： | 0K |
| 描述： | IC LDO/SWITCH ADJ DUAL 16TQFN |
| 标准包装： | 2,500 |
| 应用： | 汽车系统，远程电源 |
| 电流 - 电源： | 2.1mA |
| 电源电压： | 4.5 V ~ 28 V |
| 工作温度： | -40°C ~ 105°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 供应商设备封装： | * |
| 包装： | * |
MAX16948
Automotive Dual Remote Antenna
Current-Sense LDO/Switch
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 14V, T A = T J = -40 N C to +105 N C, unless otherwise noted. Typical values are at T A = T J = +25 N C.) (Note 2)
PARAMETER
Feedback Voltage
Input Bias Current to FB1 and
FB2
Feedback Threshold for
Internal Feedback Resistive
Divider
Adjustable Output Voltage
Range
FB1 and FB2 Load Regulation
FB1 and FB2 Line Regulation
Fixed Output Voltage 8.5V
Power-Supply Rejection Ratio
SYMBOL
V FB
I FB1/FB2
V FB1/FB2,TH
V OUT1/OUT2
D V FB, LOAD
D V FB, LINE
V OUT1/OUT2, 8.5V
PSRR
CONDITIONS
For LDO mode with external resistive
dividers, I OUT1/OUT2_ = 5mA to 150mA
V FB1/FB2 = 1.0V, LDO mode,
T A = +25 N C
Switching to LDO mode with internal
8.5V resistive dividers
LDO mode with external resistive
dividers (Notes 3, 5)
V IN - V OUT1/OUT2 R 2V,
I OUT1/OUT2 = 5mA to 250mA,
LDO mode (Note 3)
V IN - V OUT1/OUT2 R 2V,
I OUT1/OUT2 = 50mA, LDO mode (Note 3)
I OUT1/OUT2 = 70mA, LDO mode with
internal resistive divider, 9V < V IN < 18V
V IN - V OUT1/OUT2 R 2V,
I OUT1/OUT2 = 10mA at f = 100Hz,
LDO mode V OUT1/OUT2 = 8.5V,
V RIPPLE = 0.5V P-P (Note 3)
MIN
0.97
-0.5
V REG -
1.7
1
8.33
TYP
1
-7
100
8.5
73
MAX
1.03
+0.5
V REG -
0.8
12.5
8.67
UNITS
V
F A
V
V
mV
F V/V
V
dB
CURRENT SENSE
I OUT1/OUT2 = 100mA,
V IN = 5V, 19V
50mA P I OUT1/OUT2
P 300mA, V IN R 5V
(Note 3)
0.485
0.45
0.5
0.5
0.515
0.55
SENSE1 to OUT1 and SENSE2
to OUT2 Current Ratio
A I
V SENSE1/SENSE2
< 3V
20mA P I OUT1/OUT2 P
50mA, V IN R 5V
(Note 3)
0.415
0.5
0.585
%
5mA P I OUT1/OUT2 P
20mA, V IN R 5V
(Note 3)
0mA P I OUT1/OUT2 P
5mA, V IN R 5V
(Notes 3, 6)
0.325
0.3
0.5
0.5
0.675
0.7
No-Load Current-Sense Offset
SENSE1, SENSE2, LIM1, LIM2
Leakage Current
I CSO
I LEAK
I OUT1 = I OUT2 = 0mA (Note 3)
SHDN1 = SHDN2 = GND, T A =+ 25 N C
2
10
2
F A
F A
Maxim Integrated
3
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| MAX1694EUB+T | 功能描述:电源开关 IC - USB USB Current-Limited Switch w/Fault Blank RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube |
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