MAX17117 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX17117
Maxim Integrated
MAX17117 Datasheet PDF : 22 Pages
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Internal-Switch Boost Regulator with Integrated
7-Channel Scan Driver, Op Amp, and LDO
ELECTRICAL CHARACTERISTICS (continued)
(VIN = +3V, Circuit of Figure 1, VOPAS = +8.5V, VGHON = +24V, VVGL = -6.2V, VST = VCK_ = 0V, TA = -40NC to +85NC, unless oth-
erwise noted.)
PARAMETER
CONDITIONS
Propagation Delay from ST
Falling Edge to STH Falling Edge
CLOAD = 100pF, RLOAD = 0I
MIN TYP MAX UNITS
200
ns
Propagation Delay from CK_
Rising Edge to CKH_ Rising Edge
CLOAD = 100pF, RLOAD = 0I
200
ns
Propagation Delay from CK_
Falling Edge to CKH_ Falling
Edge
CLOAD = 100pF, RLOAD = 0I
200
ns
STH, VGLC, CKH_ Rise Time
CLOAD = 5nF, RLOAD = 0I; VGHON = 30V,
VVGL = -10V; measured from 10% to 90%
STH, VGLC, CKH_ Fall Time
CLOAD = 5nF, RLOAD = 0I; VGHON = 30V,
VVGL = -10V; measured from 10% to 90%
STH, CKH_ Operating Frequency
Range
CLOAD = 5nF, RLOAD = 0I
GATE-SHADING TIMING CONTROL
1
Fs
1
Fs
100
kHz
Gate-Shutdown Detection
Threshold
DTS falling
100 150
mV
Gate-Shutdown Detection Current VDTS = 0.5V
DTS Switch Resistance
VDTS = 1.3V, IDTS = 1mA
DTS Rising Edge Threshold
DTS Falling Edge Threshold
LDO
LDOO Output Voltage Range
Dropout Voltage
VIN = 3.3V, VLDOADJ = 1.1V, ILDOO = 350mA
LDOO Line Regulation
VIN = 2.8V to 5.5V, VLDOO = 2.5V, ILDOO = 100mA
LDOO Load Regulation
VLDOO = 2.5V, ILDOO = 1mA to 300mA
LDOO Current Limit
VLDOADJ = 1.0V
LDOADJ Feedback Voltage
LDOADJ Input-Bias Current
VLDOADJ = 1.3V, TA = +25NC
DIGITAL INPUTS
ST, CK_ Input High Level
1.8V < VLDOO < 5.5V
ST, CK_ Input Low Level
1.8V < VLDOO < 5.5V
ENA Input Logic-High Level
ENA Input Logic-Low Level
ENA Resistor Range
1.8V < VLDOO < 3.0V
VLDOO > 3.0V
1.8V < VLDOO < 3.0V
VLDOO > 3.0V
5
10
15
µA
50
I
1.210
1.265
V
150
mV
1.8
0.4
1.227
VIN
V
500
mV
0.3
%/V
0.5
%/V
0.8
A
1.252
V
200
nA
0.7 x
VLDOO
0.7 x
VLDOO
2.1
0
V
0.3 x
VLDOO
V
V
0.3 x
VLDOO
V
0.8
200
kI
6 _______________________________________________________________________________________
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