NCP4623(2012) Просмотр технического описания (PDF) - ON Semiconductor
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NCP4623 Datasheet PDF : 20 Pages
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NCP4623
ELECTRICAL CHARACTERISTICS NCP4623Hxxxx, CIN = COUT = 0.1 mF, TA = +25°C
Parameter
Test Conditions
Symbol
Min
Typ
Max
Unit
Short Current Limit
VOUT = 0 V
ISC
45
mA
Quiescent Current
VIN = VOUT(NOM) + 2.0 V, VCE = VIN
IQ
5
10
mA
Standby Current
VIN = 24 V, VCE = 0 V
ISTB
0.1
1.0
mA
CE Pin Threshold Voltage
CE Input Voltage “H”
VCEH
2.1
VIN
V
CE Input Voltage “L”
VCEL
0
0.3
Power Supply Rejection Ratio
VOUT = 3.3V V, VIN = 5.3 V, DVIN = 0.2 Vpk−pk,
PSRR
35
dB
IOUT = 30 mA, f = 1 kHz
Output Noise Voltage
f = 10 Hz to 100 kHz, VOUT = 3.3 V, VIN = 5.3 V,
VN
IOUT = 30 mA
90
mVrms
Thermal Shutdown Temperature
Thermal Shutdown Release
Temperature
TSD
150
°C
TSR
125
°C
ELECTRICAL CHARACTERISTICS NCP4623HxxxADJ, VADJ = VOUT, CIN = COUT = 0.1 mF, TA = +25°C
Parameter
Test Conditions
Symbol
Min
Typ
Operating Input Voltage
Output Voltage
Output Voltage Temp. Coeffi-
cient
VIN = VOUT(NOM) + 2.0 V, IOUT = 20 mA
VIN = VOUT(NOM) + 2.0 V, IOUT = 20 mA,
−40°C ≤ TA ≤ 105ºC
VIN
VOUT
DVOUT/DTA
2
2.45
2.50
±100
Line Regulation
VOUT(NOM) + 1 V ≤ VIN ≤ 24 V, IOUT = 20 mA
LineReg
0.05
Load Regulation
Dropout Voltage
Output Current
Short Current Limit
3 Quiescent Current
VIN = VOUT(NOM) + 2.0 V, IOUT = 1 mA to 40 mA LoadReg
20
IOUT = 20 mA
VDO
0.20
VIN = VOUT(NOM) + 2.0 V
IOUT
140
VOUT = 0 V
ISC
45
VIN = VOUT(NOM) + 2.0 V, VCE = VIN
IQ
5
Standby Current
CE Pin Threshold Voltage
VIN = 24 V, VCE = 0 V
CE Input Voltage “H”
ISTB
VCEH
0.1
2.1
CE Input Voltage “L”
VCEL
0
Power Supply Rejection Ratio
VIN = 4.5 V, VOUT = 2.5 V, DVIN = 0.2 Vpk−pk,
PSRR
40
IOUT = 30 mA, f = 1 kHz
Output Noise Voltage
f = 10 Hz to 100 kHz, VOUT = 2.5 V, VIN = 4.5 V,
VN
80
IOUT = 30 mA
Thermal Shutdown Temperature
TSD
150
Thermal Shutdown Release
Temperature
TSR
125
Max Unit
24
V
2.55
V
ppm/°C
0.20
%/V
50
mV
0.40
V
mA
mA
10
mA
1.0
mA
VIN
V
0.3
dB
mVrms
°C
°C
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