参数资料
型号: ADP170AUJZ-2.8-R7
厂商: Analog Devices Inc
文件页数: 8/20页
文件大小: 0K
描述: IC REG LDO 2.8V .3A TSOT23-5
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 2.8V
输入电压: 最高 3.6V
电压 - 压降(标准): 0.066V @ 300mA
稳压器数量: 1
电流 - 输出: 300mA(最小值)
电流 - 限制(最小): 400mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-5 细型,TSOT-23-5
供应商设备封装: TSOT-23-5
包装: 标准包装
其它名称: ADP170AUJZ-2.8-R7DKR
ADP170/ADP171
5.0
400
Data Sheet
4.5
4.0
3.5
3.0
2.5
2.0
V IN = 2.1V
V IN = 2.3V
V IN = 2.7V
V IN = 2.9V
V IN = 3.2V
V IN = 3.4V
V IN = 3.5V
V IN = 3.6V
350
300
250
200
150
1.5
1.0
0.5
100
50
I LOAD
I LOAD
I LOAD
I LOAD
I LOAD
= 1mA
= 10mA
= 100mA
= 200mA
= 300mA
0
–50
–25
0
25
50
75
100
125
0
1.5
1.6
1.7
1.8
1.9
2.0
TEMPERATURE (°C)
Figure 11. Shutdown Current vs. Temperature at Various Input Voltages
70
V IN (V)
Figure 14. Ground Current vs. Input Voltage (In Dropout)
–30
300mA
60
T A = 25°C
–40
200mA
100mA
10mA
50
40
30
20
–50
–60
–70
1mA
10
–80
0
0.1
1
10
100
1k
–90
10
100
1k
10k
100k
1M
10M
1.85
LOAD CURRENT (mA)
Figure 12. Dropout Voltage vs. Load Current
FREQUENCY (Hz)
Figure 15. Power Supply Rejection Ratio vs. Frequency, V OUT = 0.8 V
–30
300mA
1.80
1.75
–40
200mA
100mA
10mA
1mA
–50
1.70
1.65
1.60
1.55
I LOAD
I LOAD
I LOAD
I LOAD
I LOAD
= 1mA
= 10mA
= 100mA
= 200mA
= 300mA
–60
–70
–80
1.50
1.55
1.60
1.65
1.70
1.75
1.80
1.85
1.90
–90
10
100
1k
10k
100k
1M
10M
V IN (V)
Figure 13. Output Voltage vs. Input Voltage (in Dropout)
Rev. C | Page 8 of 20
FREQUENCY (Hz)
Figure 16. Power Supply Rejection Ratio vs. Frequency, V OUT = 1.8 V
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