MAX17030GTLT 데이터 시트보기 (PDF) - Maxim Integrated
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MAX17030GTLT Datasheet PDF : 40 Pages
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1/2/3-Phase Quick-PWM
IMVP-6.5 VID Controllers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, VIN = 10V, VCC = VDD = V SHDN = VPGD_IN = V PSI = VILIM = 5V, VDPRSLPVR = VGNDS = 0, VCSP_ = VCSN_ =
1.0000V, FB = FBAC, RFBAC = 3.57kΩ from FBAC to CSN_, [D6–D0] = [0101000]; TA = 0°C to +85°C, unless otherwise noted.
Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
On-Time Accuracy
VIN = 10V,
VFB = 1.0V,
RTON = 96.75k (600kHz
per phase), 167ns nominal
-15
tON
measured at RTON = 200k (300kHz
DH1, DH2, per phase), 333ns nominal
-10
and PWM3
(Note 4)
RTON = 303.25k (200kHz -15
per phase), 500ns nominal
+15
+10
%
+15
Minimum Off-Time
TON Shutdown Input Current
BIAS CURRENTS
tOFF(MIN)
ITON,SDN
Measured at DH1, DH2, and PWM3 (Note 4)
SHDN = GND, VIN = 26V, VCC = VDD = 0
or 5V, TA = +25°C
300 375
ns
0.01 0.1
μA
Quiescent Supply Current (VCC)
ICC
Measured at VCC, VDPRSLPVR = 5V, FB
forced above the regulation point
3.5
7
mA
Quiescent Supply Current (VDD)
Shutdown Supply Current (VCC)
Shutdown Supply Current (VDD)
FAULT PROTECTION
IDD
ICC,SDN
IDD,SDN
Measured at VDD, VDPRSLPVR = 0, FB forced
above the regulation point, TA = +25°C
Measured at VCC, SHDN = GND, TA = +25°C
Measured at VDD, SHDN = GND, TA = +25°C
0.02
1
μA
0.01
1
μA
0.01
1
μA
Output Overvoltage-Protection
Threshold
Skip mode after output reaches the
regulation voltage or PWM mode;
measured at FB with respect to the voltage
250
300
350
mV
VOVP
target set by the VID code (see Table 4)
Soft-start, soft-shutdown, skip mode, and
output have not reached the regulation
voltage; measured at FB
1.45 1.50 1.55
V
Minimum OVP threshold; measured at FB
0.8
Output Overvoltage-
Propagation Delay
tOVP FB forced 25mV above trip threshold
10
μs
Output Undervoltage-
Protection Threshold
VUVP
Measured at FB with respect to the voltage -450
target set by the VID code (see Table 4)
-400
-350
mV
Output Undervoltage-
Propagation Delay
tUVP FB forced 25mV below trip threshold
10
μs
CLKEN Startup Delay and
Boot Time Period
tBOOT
Measured from the time when FB reaches
the boot target voltage (Note 3)
20
60
100
μs
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