ADD8754ACPZ-REEL Просмотр технического описания (PDF) - Analog Devices
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ADD8754ACPZ-REEL Datasheet PDF : 28 Pages
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6
5
4
3
750nF
OUTPUT
CAP
2
1
SD PIN
2.2μF OUTPUT
CAP
0
–1
–80 –40
10μF OUTPUT
CAP
0
40 80 120 160 200 240 280
TIME (μs)
Figure 9. LDO Power-Up Response from Shutdown
6
5
4
SD PIN
3
2
750nF
1 OUTPUT
CAP
2.2μF OUTPUT
CAP
0
10μF OUTPUT
CAP
–1
–80 –40 0
40 80 120 160 200 240 280
TIME (μs)
Figure 10. LDO Power-Up Response from Shutdown
2.52
2.50
VOUT (V)
2.48
2.46
ADJ = LDO_OUT
VOUT = 20mV/DIV
300
200
ILOAD (mA)
100
0
IOUT = 100mA/DIV
100μs
Figure 11. LDO Load Transient Response, VOUT = 2.5 V
ADD8754
3.32
3.30
VOUT (V)
3.28
3.26
T LOAD STEP FROM 30kΩ TO 10Ω
ADJ = GND
VOUT = 20mV/DIV
400
ILOAD (mA)
200
0
IOUT = 200mA/DIV
Figure 12. LDO Load Transient Response, VOUT = 3.3 V
VIN (V)
4V
3V
VOUT (V)
2V
1V
T
VIN HIGH = 5.5V
VIN LOW = 3.8V
ADJ = GND
Figure 13. LDO Line Transient Response, VOUT = 3.3 V
VIN (V)
4V
3V
2.5V
2V
VOUT (V)
1V
T
VIN HIGH = 5.5V
VIN LOW = 3.8V
ADJ = LDO_OUT
Figure 14. LDO Line Transient Response, VOUT = 2.5 V
Rev. 0 | Page 10 of 28
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