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ADP5024ACPZ-1-R7 数据表(PDF) 4 Page - Analog Devices

部件名 ADP5024ACPZ-1-R7
功能描述  Dual 3 MHz, 1200 mA Buck
PDF  28 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP5024ACPZ-1-R7 数据表(HTML) 4 Page - Analog Devices

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ADP5024
Data Sheet
Rev. A | Page 4 of 28
BUCK1 AND BUCK2 SPECIFICATIONS
VAVIN = VIN1 = VIN2 = 2.3 V to 5.5 V; TJ = −40°C to +125°C for minimum/maximum specifications, and TA = 25°C for typical
specifications, unless otherwise noted.1
Table 2.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
OUTPUT CHARACTERISTICS
Output Voltage Accuracy
ΔVOUT1/VOUT1,
ΔVOUT2/VOUT2
ILOAD1 = ILOAD2 = 0 mA to 1200 mA, PWM mode
−3
+3
%
Line Regulation
(ΔVOUT1/VOUT1)/ΔVIN1,
(ΔVOUT2/VOUT2)/ΔVIN2
PWM mode
−0.05
%/V
Load Regulation
(ΔVOUT1/VOUT1)/ΔIOUT1,
(ΔVOUT2/VOUT2)/ΔIOUT2
ILOAD = 0 mA to 1200 mA, PWM mode
−0.1
%/A
VOLTAGE FEEDBACK
VFB1, VFB2
Models with adjustable outputs
0.485
0.5
0.515
V
OPERATING SUPPLY CURRENT
MODE = ground
BUCK1 Only
IIN
ILOAD1 = 0 mA, device not switching, all other
channels disabled
44
μA
BUCK2 Only
IIN
ILOAD2 = 0 mA, device not switching, all other
channels disabled
55
μA
BUCK1 and BUCK2
IIN
ILOAD1 = ILOAD2 = 0 mA, device not switching, LDO
channels disabled
67
μA
PSM CURRENT THRESHOLD
IPSM
PSM to PWM operation
100
mA
SW CHARACTERISTICS
SW On Resistance
RNFET
VIN1 = VIN2 = 3.6 V
155
240
mΩ
RPFET
VIN1 = VIN2 = 3.6 V
205
310
mΩ
RNFET
VIN1 = VIN2 = 5.5 V
137
204
mΩ
RPFET
VIN1 = VIN2 = 5.5 V
162
243
mΩ
Current Limit
ILIMIT1, ILIMIT2
PFET switch peak current limit
1600
1950
2300
mA
ACTIVE PULL-DOWN
RPDWN-B
Channel disabled
75
Ω
OSCILLATOR FREQUENCY
fSW
2.5
3.0
3.5
MHz
1
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).



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