MAX8566 Просмотр технического описания (PDF) - Maxim Integrated
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MAX8566 Datasheet PDF : 20 Pages
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High-Efficiency, 10A, PWM
Internal-Switch Step-Down Regulator
ELECTRICAL CHARACTERISTICS (continued)
(VIN = VDD = VEN = 3.3V, VFB = 0.5V, VSYNC = 0V, TA = 0°C to +85°C, typical values are at TA = +25°C, unless otherwise noted.)
PARAMETER
FB Input Bias Current
REFIN Input Bias Current
REFIN Common-Mode Range
LX (ALL PINS COMBINED)
On-Resistance, High Side
On-Resistance, Low Side
Current-Limit Threshold
Leakage Current
Switching Frequency
Minimum Off-Time
Maximum Duty Cycle
Minimum Duty Cycle
RMS LX Output Current
ENABLE/SOFT-START
EN Input Logic-Low Threshold
EN Input Logic-High Threshold
MODE Input Threshold
EN, MODE Input Current
Soft-Start Charging Current
SS Discharge Resistance
CONDITIONS
VFB = 0.7V, TA = +25°C
VREFIN = 0.6V, TA = +25°C
VDD = 2.3V to 2.6V
VDD = 2.6V to 3.6V
ILX = -2A
VIN = VBST - VLX = 3.3V
VIN = VBST - VLX = 2.5V
ILX = 2A
VIN = VLSS = 3.3V
VIN = VLSS = 2.5V
VIN = 2.5V or 3.3V, high side
VIN = 3.6V, VEN = 0V,
TA = +25°C
VLX = 3.6V
VLX = 0V
VIN = 2.5V or 3.3V
RFREQ = 50kΩ
RFREQ = 23.3kΩ
VIN = 2.5V or 3.3V
RFREQ = 50kΩ, VIN = 2.5V or 3.3V
RFREQ = 50kΩ, VIN = 2.5V or 3.3V
VDD = 2.3V to 3.6V
Monotonic start
No monotonic start
VEN = VMODE = 0V or 3.6V, VDD = 3.6V, TA = +25°C
VSS = 0.3V
MIN TYP MAX UNITS
40
200
nA
70
250
nA
0
VDD -
1.65
V
0
VDD -
1.7
8
12
8
12
12
15
5
-200
+5
0.8
1
1.7
2
50
87
95
10
16
mΩ
20
16
mΩ
20
20
A
200
µA
1.2
MHz
2.3
75
ns
%
%
10
A
0.4
0.7
V
1.65 1.90
V
30
45
% of
20
VDD
0.01
1
µA
5
8
11
µA
8
kΩ
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