MAX15034BAUI 查看數據表（PDF） - Maxim Integrated
零件编号
产品描述 (功能)
生产厂家
MAX15034BAUI
Maxim Integrated
MAX15034BAUI Datasheet PDF : 26 Pages
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Configurable, Single-/Dual-Output, Synchronous
Buck Controller for High-Current Applications
ELECTRICAL CHARACTERISTICS (continued)
(VIN = VREG = VDD = VEN_ = +5V, TA = TJ = TMIN to TMAX, unless otherwise noted, circuit of Figure 6. Typical values are at TA = +25°C.)
(Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX UNITS
n-Channel Output Driver
Impedance
RON_N
0.45 1.35
Ω
Output Driver Source Current
Output Driver Sink Current
Nonoverlap Time (Dead Time)
RT/CLKIN Output Voltage
IDH_, IDL_
IDH_, IDL_
tNO
VRT/CLKIN
CDH_ or CDL_ = 5nF
fSW = 1MHz nominal, RRT = 12.4kΩ
2.5
A
5
A
-7.5
+7.5
%
-10
+10
1.225
V
RT/CLKIN Current Sourcing
Capability
IRT/CLKIN
0.5
mA
RT/CLKIN Logic-High Threshold
RT/CLKIN Logic-Low Threshold
RT/CLKIN High Pulse Width
VRT/CLKIN_H
VRT/CLKIN_L
tRT/CLKIN
2.4
V
0.8
V
30
ns
RT/CLKIN Synchronization
Frequency Range
fRT/CLKIN
200
2000 kHz
CURRENT LIMIT
Internal Average Current-Limit
Threshold
VCL_
VCSP_ - VCSN_
20.4
22.5 24.75 mV
Reverse Average Current-Limit
Threshold
VRCL_
VCSP_ - VCSN_
-3.0
-1.53 -0.1
mV
External Average Current-Limit
Threshold Adjustment
VCL_ADJ
Resistor-divider connected from REG
to AVGLIMIT to AGND
VAVGLIMIT -
0.6/36
V
AVGLIMIT Ground Threshold
Voltage
VAVGLIMIT_GND
550
mV
Leakage Current at AVGLIMIT
IAVGLIMIT VAVGLIMIT = 3V
100
nA
DIGITAL FAULT INTEGRATION (DF_)
Number of Switching Cycles to
Shutdown in Current Limit
NSDF_
Number of Switching Cycles to
Recover from Shutdown
NRDF_
CURRENT-SENSE AMPLIFIER
CSP_ to CSN_ Input Resistance
RCS_
Common-Mode Range
VCMR(CS)
Input Offset Voltage
Amplifier Gain
VOS(CS)
AV(CS)
VIN = VREG = 4.75V to 5.5V or
VIN = 5V to 10V
VIN = 7V to 28V
32,768
524,288
Clock
cycles
Clock
cycles
3.8
kΩ
-0.3
+3.6
V
-0.3
+5.5
V
100
µV
36
V/V
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