MAX8686 Maxim Integrated Products, MAX8686 Datasheet - Page 3

• Manufacturer Part Number: MAX8686
• Description: DC-DC Converter Delivers Up To 25A Per Phase
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(V
C
ERROR AMPLIFIER
Remote-Sense Accuracy
(Including Error Amplifier Offset)
Transconductance
COMP Source Current
COMP Sink Current
COMP Shutdown Resistance
RS+/RS- Input Leakage Current
RS+ Input Common-Mode Range V
RS- Input Common-Mode Range
CURRENT-SENSE AMPLIFIER
Input Offset Voltage
Current-Sense Amplifier Gain
Input Bias Current
CURRENT LIMIT
ILIM Output Current
Current-Limit Threshold
COMP Clamp Voltage High
COMP Clamp Voltage Low
Maximum Peak Positive Current
Threshold
AVL
IN
DC-DC Converter Delivers Up to 25A Per Phase
= V
= 0.22µF, C
INA
PARAMETER
= 12V, VL = AVL, V
FREQ
_______________________________________________________________________________________
= 270pF, T
REFIN
A
= +25°C, unless otherwise noted.) (Note 2)
= 1V, V
Measure as V
(T
T
V
V
V
Measure at CS+ and CS-, V
(T
V
T
V
V
Measure as V
(T
R
V
R
A
A
RS+
RS+
EN/SLOPE
IN
CS-
CS+
ILIM
REFIN
ILIM
ILIM
A
A
A
= -40°C to +85°C
= -40°C to +85°C
= -40°C to +85°C)
= V
= -40°C to +85°C)
= -40°C to +85°C)
= 0 to 5V, V
- V
- V
= V
= 2V, T
= 275kΩ, V
= 275kΩ, no slope compensation
RS+
INA
= 3.3V, V
RS-
RS-
CS-
- V
= 0V
= V
= 1.3V
= 0.7V
Single/Multiphase, Step-Down,
A
RS-
= 5.5V and 0V
RS+
CS+
VL
= -40°C to +85°C
RS+
= 1V, V
CS+
REFIN
= V
- V
- V
RS-
CS-
AVL
- V
- V
CONDITIONS
= 3.3V, V
RS-
RS-
CS-
= 4.5V, V
= 3.35V
= 0V, V
CS+
= 30mV,
= V
RS+
RS-
EN/SLOPE
CS-
V
V
R
R
- V
REFIN
REFIN
= 100mV
ILIM
ILIM
= 0.7V and 5.5V
RS-
= 122kΩ
= 275kΩ
= 2V
= 1.25V, V
= 3.3V
= 0.7V
CS+
= V
3.267
0.693
29.0
0.54
MIN
-100
-1.5
220
220
3.6
1.1
16
38
-4
CS-
9
0
= 1V, R
TYP
30.5
300
300
3.3
0.7
1.7
0.2
3.8
0.6
20
10
20
45
54
ILIM
= 122kΩ, C
3.333
0.707
MAX
+100
+1.5
32.0
0.66
100
2.6
1.5
3.4
4.0
+4
11
23
52
VL
UNITS
mS
mV
mV
V/V
mV
mV
= 1µF,
µA
µA
µA
µA
µA
Ω
V
V
V
V
3