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ADP2503ACPZ-4.5-R71 数据表(PDF) 8 Page - Analog Devices

部件名 ADP2503ACPZ-4.5-R71
功能描述  600 mA/1000 mA, 2.5 MHz Buck-Boost DC-to-DC Converter
PDF  16 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2503ACPZ-4.5-R71 数据表(HTML) 8 Page - Analog Devices

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ADP2503/ADP2504
Preliminary Technical Data
VIN = 3.0V TO 3.6V
SW1
VIN
VOUT = 2.8V
SW1
4
4
2
SW2
IOUT
2
3
VOUT
VOUT
VIN = 3.6V
VOUT = 3.3V
1
CH1 50.0mV
B
W CH4 1.00V
B
W
M40.0µs
A CH2
3.40mV
CH1 100mV BW CH2 500mA Ω
M100µs
A CH2
–115mA
B
T
45.40%
CH3 5.00V B
CH4 5.00V B
T
18.20%
CH4 2.00V
W
W
W
Figure 15. Line Transient, PWM Mode (VIN = 3.0 V to 3.6 V, VOUT = 2.8 V)
Figure 18. Mode Change by Load Transients, Load Rise (VOUT = 3.3 V)
VIN = 3.6V
VOUT = 3.3V
SW1
VOUT
1
IOUT
4
2
IOUT
SW1
4
2
VIN = 3.6V
VOUT = 3.3V
SW2
VOUT
1
CH1 100mV
B
W CH2 250mA Ω M100µs
A CH2
60.0mA
CH1 100mV BW CH2 500mA Ω
M100µs
A CH2
410mA
CH3 5.00V B
CH4 5.00V B
T
25.80%
W
W
CH4 2.00V BW
T
45.40%
Figure 16. Load Transient (VIN = 3.6 V VOUT = 3.3 V, IOUT = 100 mA to 350 mA)
Figure 19. Mode Change by Load Transients, Load Fall (VOUT = 3.3 V)
1
IOUT
VOUT
VIN = 3.6V
VOUT = 3.3V
3
SW2
VIN = 4.0V
VOUT = 3.3V
2
4
SW1
SW1
ISW
4
2
SW2
VOUT
1
CH1 100mV
B
W CH2 250mA Ω
M100µs
A CH2
60.0mA
B
CH1 50.0mV
CH2 250mA
Ω
M 400ns
A CH3
2.40V
W
B
CH3 5.00V B
CH4 5.00V
T
23.00%
W
W
B
B
T
50.00%
CH3 5.00V
CH4 5.00V
W
W
Figure 17. Load Transient (VIN = 3.6 V VOUT = 3.3 V, IOUT = 10 mA to 300 mA)
Figure 20. Typical PWM Switching Waveform, Buck Operation (VOUT = 3.3 V)
Rev. PrB | Page 8 of 16
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