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NCP1501DMR2G Datasheet(PDF) 3 Page - ON Semiconductor

Part # NCP1501DMR2G
Description  Dual Mode PWM/Linear Buck Converter
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1501DMR2G Datasheet(HTML) 3 Page - ON Semiconductor

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NCP1501
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ELECTRICAL CHARACTERISTICS (continued) (Vin = 3.6 V, VO = 1.57 V, TA = 25°C, Fsyn = 600 kHz 50% Duty Cycle square wave for
PWM mode; TA = −30 to 85°C for Min/Max values, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Output Level Selection Pins
Input Voltage
VCB
−0.3
VCC+0.3
V
CB0,1 “H” Voltage Threshold
VCB(H)
910
1200
mV
CB0,1 “L” Voltage Threshold
VCB(L)
400
850
mV
CB0,1 “H” Input Current, CBx = 3.6 V
ICB(H)
1.8
mA
CB0,1 “L” Input Current, CBx = 0 V
ICB(L)
−0.5
0
mA
Shutdown Pin
Input Voltage
VSHD
−0.3
VCC+0.3
V
SHD “H” Voltage Threshold
VSHD(H)
920
1200
mV
SHD “L” Voltage Threshold
VSHD(L)
400
850
mV
SHD “H” Input Current, SHD = 3.6 V
ISHD(H)
1.8
mA
SHD “L” Input Current, SHD = 0 V
ISHD(L)
−0.5
0
mA
Feedback Pin
Input Voltage
Vfb
−0.3
VCC+0.3
V
Input Current, Vfb = 1.8 V
Ifb
8.5
mA
PWM Mode Characteristics
Switching P−FET Current Limit
Ilim
800
mA
Duty Cycle
DC
100
%
Minimum On Time
Ton(min)
100
nsec
RDS(on) Switching
N−FET
P−FET
RDS(on)
0.7
0.6
Ohms
Switching P−FET and N−FET Leakage Current
Ileak
0.01
10
mA
Output Over Voltage Threshold
VO
3.0
%
Output Voltage Accuracy, Vout(set) = 1.05 V CB0 = L, CB1 = L
Output Voltage Accuracy, Vout(set) = 1.35 V CB0 = L, CB1 = H
Output Voltage Accuracy, Vout(set) = 1.57 V CB0 = H, CB1 = H
Output Voltage Accuracy, Vout(set) = 1.80 V CB0 = H CB1 = L
Vout
1.018
1.309
1.523
1.740
1.050
1.350
1.570
1.800
1.082
1.391
1.617
1.860
V
Load Transient Response, 10 to 100 mA Load Step
Vout
40
mV
Line Transient Response, Iout = 100 mA, 3.0 to 3.6 Vin Line Step
Vout
±5
mVpp
LDO Mode Characteristics
RDS(on) LDO FET (Inductor Switch), LX to Vout
RDS(on)
7.0
Ohms
Dropout Voltage (Limited by Vin(min) = 2.5 V and Vout(max) = 1.8 V)
Vin − Vout
0.7
V
Output Voltage Accuracy, Vout(set) = 1.05 V CB0 = L, CB1 = L
Output Voltage Accuracy, Vout(set) = 1.35 V CB0 = L, CB1 = H
Output Voltage Accuracy, Vout(set) = 1.57 V CB0 = H, CB1 = H
Output Voltage Accuracy, Vout(set) = 1.80 V CB0 = H CB1 = L
Vout
1.018
1.309
1.523
1.740
1.050
1.350
1.570
1.800
1.082
1.391
1.617
1.860
V
Thermal Shutdown
Thermal Shutdown
TSD
160
°C
Hysteresis
TSDhys
25
°C


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