参数资料
型号: ADP121-ACBZ12R7
厂商: Analog Devices Inc
文件页数: 9/20页
文件大小: 0K
描述: IC REG LDO 1.2V .15A 4WLCSP
产品培训模块: Low Drop Out (LDO) Regulators
产品变化通告: 8mm Carrier Tape Changes 28/Feb/2012
设计资源: Low power, Long Range, ISM Wireless Measuring Node (CN0164)
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 1.2V
输入电压: 2.3 V ~ 5.5 V
稳压器数量: 1
电流 - 输出: 150mA(最小值)
电流 - 限制(最小): 160mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 4-WFBGA,WLCSP
供应商设备封装: 4-WLCSP(0.82x0.82)
包装: 标准包装
其它名称: ADP121-ACBZ12R7DKR
Data Sheet
0
0
ADP121
–10
–20
–30
V RIPPLE = 50mV
V IN = 5V
V OUT = 1.2V
C OUT = 1μF
150mA
100mA
–20
–40
3.3V/150mA
3.3V/100μA
1.2V/150mA
1.2V/100μA
1.8V/150mA
1.8V/100μA
–40
10mA
1mA
–50
–60
–70
–80
–90
–100
100μA
0μA
–60
–80
–100
–120
10
100
1k
10k 100k
1M
10M
10
100
1k
10k 100k
1M
10M
0
FREQUENCY (Hz)
Figure 17. Power Supply Rejection Ratio vs. Frequency
FREQUENCY (Hz)
Figure 20. Power Supply Rejection Ratio vs. Frequency at Various Output
Voltages and Load Currents
10
–10
–20
–30
V RIPPLE = 50mV
V IN = 5V
V OUT = 1.8V
C OUT = 1μF
150mA
100mA
10mA
1mA
100μA
0μA
1
1.2V
1.8V
3.3V
–40
–50
–60
–70
–80
–90
–100
0.1
0
10
100
1k
10k 100k
1M
10M
10
100
1k
10k
100k
0
FREQUENCY (Hz)
Figure 18. Power Supply Rejection Ratio vs. Frequency
FREQUENCY (Hz)
Figure 21. Output Noise Spectrum, V IN = 5 V, I LOAD = 10 mA, C OUT = 1 μF
70
–10
–20
–30
–40
V RIPPLE = 50mV
V IN = 5V
V OUT = 3.3V
C OUT = 1μF
150mA
100mA
10mA
1mA
100μA
0μA
60
50
40
–50
–60
30
–70
–80
–90
20
10
3.3V
2.5V
1.8V
1.5V
1.2V
–100
10
100
1k
10k 100k
1M
10M
0
0.001
0.01
0.1
1
10
100
1000
FREQUENCY (Hz)
Figure 19. Power Supply Rejection Ratio vs. Frequency
I LOAD (mA)
Figure 22. Output Noise vs. Load Current and Output Voltage, V IN = 5 V, C OUT = 1 μF
Rev. G | Page 9 of 20
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