ADP1754 查看數據表（PDF） - Analog Devices
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ADP1754 Datasheet PDF : 20 Pages
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ADP1754/ADP1755
100
1.9V
90
2.0V
2.4V
80
2.6V
3.0V
70
3.6V
60
50
40
30
20
10
0
–40
–15
10
35
60
85
TEMPERATURE (°C)
Figure 11. Shutdown Current vs. Temperature at Various Input Voltages
0.14
0.12
0.10
0.08
0.06
0.04
1.6V
0.02
2.5V
0
1
10
100
1k
10k
LOAD CURRENT (mA)
Figure 12. Dropout Voltage vs. Load Current, VOUT = 1.6 V, 2.5 V
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
2.3
LOAD = 10mA
LOAD = 100mA
LOAD = 400mA
LOAD = 800mA
LOAD = 1.2A
2.4
2.5
2.6
2.7
2.8
INPUT VOLTAGE (V)
Figure 13. Output Voltage vs. Input Voltage (in Dropout), VOUT = 2.5 V
Data Sheet
4500
4000
3500
3000
LOAD = 10mA
LOAD = 100mA
LOAD = 400mA
LOAD = 800mA
LOAD = 1.2A
2500
2000
1500
1000
500
0
2.3
2.4
2.5
2.6
2.7
2.8
INPUT VOLTAGE (V)
Figure 14. Ground Current vs. Input Voltage (in Dropout), VOUT = 2.5 V
T
ILOAD
1
1mA TO 1.2A LOAD STEP, 2.5A/µs, 500mA/DIV
VOUT
2
50mV/DIV
VIN = 3.6V
VOUT = 1.5V
CH1 500mA Ω BW CH2 50mV BW M10µs A CH1 380mA
T 10.40%
Figure 15. Load Transient Response, CIN = 4.7 µF, COUT = 4.7 µF
T
ILOAD
1mA TO 1.2A LOAD STEP, 2.5A/µs,
500mA/DIV
1
VOUT
2
20mV/DIV
VIN = 3.6V
VOUT = 1.5V
CH1 500mA Ω BW CH2 20mV BW M10µs A CH1
T 10.20%
340mA
Figure 16. Load Transient Response, CIN = 22 µF, COUT = 22 µF
Rev. F | Page 8 of 20
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