MAX15040 Maxim Integrated Products, MAX15040 Datasheet - Page 3

• Manufacturer Part Number: MAX15040
• Description: Step-Down Regulator
• Manufacturer: Maxim Integrated Products

ELECTRICAL CHARACTERISTICS (continued)
(V
ERROR AMPLIFIER
FB Regulation Accuracy
Open-Loop Voltage Gain
Error-Amplifier Unity-Gain
Bandwidth
Error-Amplifier Common-Mode
Input Range
Error-Amplifier Minimum Output
Current
FB Input Bias Current
REFIN/SS
REFIN/SS Charging Current
REFIN/SS Discharge Resistance
REFIN/SS Common-Mode Range
REFIN/SS Offset Voltage
LX (ALL BUMPS COMBINED)
LX On-Resistance, High Side
LX On-Resistance, Low Side
LX Peak Current-Limit Threshold
LX Leakage Current
LX Switching Frequency
LX Maximum Duty Cycle
LX Minimum On-Time
RMS LX Output Current
ENABLE
EN Input Logic-Low Threshold
EN Input Logic-High Threshold
EN Input Current
IN
= V
High-Efficiency, 4A, Step-Down Regulator with
DD
Integrated Switches in 2mm x 2mm Package
= 3.3V, T
PARAMETER
A
_______________________________________________________________________________________
= -40°C to +85°C. Typical values are at T
Using internal reference
1kΩ from COMP to GND (Note 4)
Series 5kΩ, 100nF from COMP to GND (Note 4)
V
V
V
V
V
V
V
V
Error amplifier offset
I
I
V
V
V
V
V
V
LX
LX
DD
DD
COMP
COMP
FB
REFIN/SS
DD
DD
IN
IN
IN
IN
EN
IN
= -0.4A
= 0.4A
= 2.5V
= 3.6V, V
= 2.5V to 3.3V, T
= 2.5V to 3.3V, T
= V
= 0.7V, using internal reference, T
= 0 or 3.6V,
= 2.4V to 2.6V
= 2.6V to 3.6V
= 2.4V to 2.6V
= 2.6V to 3.6V
DD
= 1.2V, sinking
= 1.0V, sourcing
= 0.45V
= 3.6V
EN
= 0V
A
A
CONDITIONS
= +25°C
= +25°C
A
= +25°C, circuit of Figure 1, unless otherwise noted.) (Note 3)
T
V
V
V
V
High-side sourcing
Low-side sinking
T
T
T
T
A
A
A
A
A
IN
IN
IN
IN
= +25°C
= +85°C
= +25°C
= +25°C
= +85°C
= V
= V
= 2.5V
= 3.3V
A
= +25°C
BST
BST
- V
- V
V
V
LX
LX
LX
LX
= 2.5V
= 3.3V
= 0V
= 3.6V
0.594
1000
-200
MIN
0.92
-4.5
500
5.5
5.5
1.7
92
-2
0
0
7
0
0
4
0.600
TYP
-100
115
520
0.2
0.3
26
30
21
19
16
15
96
80
8
7
7
1
V
V
V
V
DD
DD
DD
DD
+4.5
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0.606
MAX
1.03
- 1.80
- 1.85
- 1.80
- 1.85
0.7
+2
9
1
UNITS
MHz
MHz
mΩ
mΩ
mV
µA
dB
µA
nA
µV
µA
µA
ns
%
Ω
V
V
V
A
A
V
V
3