ADP5024 Analog Devices, ADP5024 Datasheet - Page 4

• Manufacturer Part Number: ADP5024
• Description: Dual 3 MHz, 1200 mA Buck Regulators with One 300 mA LDO
• Manufacturer: Analog Devices

ADP5024
BUCK1 AND BUCK2 SPECIFICATIONS
V
specifications, unless otherwise noted.
Table 2.
Parameter
OUTPUT CHARACTERISTICS
VOLTAGE FEEDBACK
OPERATING SUPPLY CURRENT
PSM CURRENT THRESHOLD
SW CHARACTERISTICS
ACTIVE PULL-DOWN
OSCILLATOR FREQUENCY
1
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).
AVIN
Load Regulation
Output Voltage Accuracy
Line Regulation
BUCK1 Only
BUCK2 Only
BUCK1 and BUCK2
SW On Resistance
Current Limit
= V
IN1
= V
IN2
= 2.3 V to 5.5 V; T
Symbol
ΔV
ΔV
(ΔV
(ΔV
(ΔV
(ΔV
V
I
I
I
I
R
R
R
R
I
R
f
IN
IN
IN
PSM
LIMIT1
SW
FB1
NFET
PFET
NFET
PFET
PDWN-B
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
, V
, I
J
FB2
= −40°C to +125°C for minimum/maximum specifications, and T
1
LIMIT2
/V
/V
/V
/V
/V
/V
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
,
)/ΔV
)/ΔV
)/ΔI
)/ΔI
OUT1
OUT2
IN1
IN2
,
,
Test Conditions/Comments
I
PWM mode
I
Models with adjustable outputs
MODE = ground
I
channels disabled
I
channels disabled
I
channels disabled
PSM to PWM operation
V
V
V
V
PFET switch peak current limit
Channel disabled
LOAD1
LOAD
LOAD1
LOAD2
LOAD1
IN1
IN1
IN1
IN1
= V
= V
= V
= V
= 0 mA to 1200 mA, PWM mode
= I
= 0 mA, device not switching, all other
= 0 mA, device not switching, all other
= I
Rev. A | Page 4 of 28
IN2
IN2
IN2
IN2
LOAD2
LOAD2
= 3.6 V
= 3.6 V
= 5.5 V
= 5.5 V
= 0 mA to 1200 mA, PWM mode
= 0 mA, device not switching, LDO
A
= 25°C for typical
Min
−3
0.485
1600
2.5
Typ
−0.05
−0.1
0.5
44
55
67
100
155
205
137
162
1950
75
3.0
Data Sheet
Max
+3
0.515
240
310
204
243
2300
3.5
Unit
%
%/V
%/A
V
μA
μA
μA
mA
mΩ
mΩ
mΩ
mΩ
mA
Ω
MHz