参数资料
型号: ADP172ACBZ-3.0-R7
厂商: Analog Devices Inc
文件页数: 9/20页
文件大小: 0K
描述: IC REG LDO 3V .3A 4WLCSP
产品变化通告: 8mm Carrier Tape Changes 28/Feb/2012
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 3V
输入电压: 最高 3.6V
电压 - 压降(标准): 0.05V @ 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 ~ 85°C
安装类型: 表面贴装
封装/外壳: 4-UFBGA,WLCSP
供应商设备封装: 4-WLCSP
包装: 标准包装
其它名称: ADP172ACBZ-3.0-R7DKR
Data Sheet
–30
–40
70
60
3V
ADP172
50
–50
40
1.8V
–60
300mA
200mA
100mA
30
–70
–80
10mA
1mA
20
10
0.8V
–90
10
100
1k
10k
100k
1M
10M
0
0.001
0.01
0.1
1
10
100
1000
FREQUENCY (Hz)
Figure 15. Power Supply Rejection Ratio vs. Frequency, V OUT = 3.0 V
–30
3V, 1mA
1.8V, 1mA
LOAD CURRENT (mA)
Figure 18. RMS Noise vs. Load Current and Output Voltage
I LOAD
–40
0.8V, 1mA
3V, 300mA
1.8V, 300mA
0.8V, 300mA
1
1mA TO 300mA LOAD STEP,
2.5A/μs
–50
–60
V OUT
2
–70
–80
V IN = 3.6V
V OUT = 1.8V
–90
10
100
1k
10k
100k
1M
10M
CH1 200mA ?
CH2 50.0mV
B
W
M40.00μs A CH1
124mA
FREQUENCY (Hz)
T
160.680μs
Figure 16. Power Supply Rejection Ratio vs. Frequency, Various Output
Voltages and Load Currents
Figure 19. Load Transient Response, C IN and C OUT = 1 μF
10
I LOAD
1mA TO 300mA LOAD STEP,
1
0.1
0.8V
1.8V
3.0V
V IN = 3.6V
I LOAD = 10mA
C OUT = 1μF
1
2
2.5A/μs
V OUT
V IN = 3.6V
V OUT = 1.8V
0.01
10
100
1k
FREQUENCY (Hz)
10k
100k
CH1 200mA ?
CH2 50.0mV
B
W M40.0μs A CH1
T 159.800μs
204mA
Figure 17. Output Noise Spectrum
Rev. D | Page 9 of 20
Figure 20. Load Transient Response, C IN and C OUT = 4.7 μF
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