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参数资料
| 型号： | ADP320ACPZ331815R7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 11/20页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 3.3/1.8/1.5V 16LFCSP |
| 标准包装： | 1 |
| 稳压器拓扑结构： | 正，固定式 |
| 输出电压： | 3.3V，1.8V，1.5V |
| 输入电压： | 1.8 V ~ 5.5 V |
| 电压 - 压降（标准）： | 0.11V @ 200mA，-，- |
| 稳压器数量： | 3 |
| 电流 - 输出： | 200mA（最小值） |
| 电流 - 限制（最小）： | 250mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘，CSP |
| 供应商设备封装： | 16-LFCSP-WQ（3x3） |
| 包装： | 标准包装 |
| 其它名称： | ADP320ACPZ331815R7DKR |
ADP320
160
140
0
V RIPPLE = 50mV
–10 V IN = 2.5V
V OUT = 1.5V
–20 C OUT = 1μF
200mA
100mA
10mA
1mA
120
–30
100
80
60
–40
–50
–60
–70
40
20
LOAD = 1mA
LOAD = 5mA
LOAD = 10mA
LOAD = 50mA
LOAD = 100mA
LOAD = 200mA
–80
–90
0
1.70
1.80
1.90
2.00
2.10
–100
10
100
1k
10k
100k
1M
10M
V IN (V)
Figure 27. Ground Current vs. Input Voltage in Dropout), V OUT2 = 1.8 V
FREQUENCY (Hz)
Figure 30. Power Supply Rejection Ratio vs. Frequency, 1.5 V
0
–10
–20
200mA
100mA
10mA
1mA
V RIPPLE = 50mV
V IN = 2.8V
V OUT = 1.8V
C OUT = 1μF
0
–10
–20
1.8V/200mA
1.8V/100mA
1.8V/10mA
1.2V/200mA
1.2V/100mA
V RIPPLE = 50mV
1V HEADROOM
1.8V PSRR
1.2 XTALK
1.2V/10mA
–30
–40
–50
–60
–70
–80
–90
–100
–30
–40
–50
–60
–70
–80
–90
–100
10
100
1k
10k
100k
1M
10M
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 28. Power Supply Rejection Ratio vs. Frequency, 1.8 V
FREQUENCY (Hz)
Figure 31. Power Supply Rejection Ratio vs. Frequency,
Channel to Channel Crosstalk
0
–10
–20
200mA
100mA
10mA
1mA
V RIPPLE = 50mV
V IN = 4.3V
V OUT = 3.3V
C OUT = 1μF
10
3.3V
1.8V
1.5V
–30
–40
–50
–60
–70
–80
–90
–100
1
0.1
0.01
10
100
1k
10k
100k
1M
10M
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 29. Power Supply Rejection Ratio vs. Frequency, 3.3 V
Rev. A | Page 11 of 20
FREQUENCY (Hz)
Figure 32. Output Noise Spectral Density, V IN = 5 V, I LOAD = 10 mA
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