参数资料
型号: ADP225CP-EVALZ
厂商: Analog Devices Inc
文件页数: 15/24页
文件大小: 0K
描述: BOARD EVAL FOR ADP225
标准包装: 1
系列: *
Data Sheet
0
V RIPPLE = 50mV
ADP222/ADP223/ADP224/ADP225
–10
V IN = 2.5V
V OUT = 1.8V
–20
–30
–40
–50
–60
–70
C OUT = 1μF
2
V IN
V OUT1
V OUT2
3
–80
–90
LOAD = 1mA
LOAD = 10mA
LOAD = 100mA
1
–100
10
100
1k
10k
100k
LOAD = 300mA
1M 10M
CH1 1V
B
W
CH2 10mV
B
W
M1μs
A CH4
200mV
FREQUENCY (Hz)
CH3 10mV
B
W
T 9.8%
Figure 53. Power Supply Rejection Ratio vs. Frequency,
V IN = 2.5 V, V OUTx = 1.8 V
V IN
Figure 56. Transient Line Response, V OUTx = 3.3 V and 2.8 V, V IN = 4 V to 5 V,
I LOAD = 300 mA
V IN
2
V OUT1
2
V OUT1
3
1
V OUT2
3
1
V OUT2
CH1 1V
B
W
CH2 10mV
B
W
M1μs
A CH4
200mV
CH1 1V
B
W
CH2 10mV
B
W
M1μs
A CH4
200mV
CH3 10mV
B
W
T 10.40%
CH3 10mV
B
W
T 10.00%
Figure 54. Transient Line Response, V OUTx = 3.3 V and 2.8 V, V IN = 4 V to 5 V,
I LOAD = 10 mA
Figure 57. Transient Line Response, V OUTx = 1.2 V and 1.8 V, V IN = 4 V to 5 V,
I LOAD = 300 mA
LOAD CURRENT
ON V OUT1
V IN
1
2
V OUT1
2
V OUT1
V OUT2
3
V OUT2
1
3
CH1 1V
B
W
CH2 10mV
B
W
M4μs
A CH4
200mV
CH1 200mA ?
B
W
CH2 50mV
B
W
M10μs A CH1
200mA
CH3 10mV
B
W
T 9.8%
CH3 10mV
B
W
T 10.20%
Figure 55. Transient Line Response, V OUTx = 1.2 V and 1.8 V, V IN = 4 V to 5 V,
I LOAD = 10 mA
Figure 58. Transient Load Response, V OUTx = 3.3 V, I LOAD = 1 mA to 300 mA;
V OUTx = 2.8 V, I LOAD = 1 mA
Rev. D | Page 15 of 24
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