FAN5353 データシートの表示（PDF） - ON Semiconductor
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FAN5353 Datasheet PDF : 15 Pages
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Electrical Characteristics
Minimum and maximum values are at VIN = 2.7 V to 5.5 V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at
TA = 25°C, VIN =5 V.
Symbol Parameter
Power Supplies
IQ
Quiescent Current
I SD Shutdown Supply Current
VUVLO Under-Voltage Lockout Threshold
VUVHYST Under-Voltage Lockout Hysteresis
Logic Pins
VIH HIGH-Level Input Voltage
VIL LOW-Level Input Voltage
VLHYST Logic Input Hysteresis Voltage
IIN
Input Bias Current
IOUTL PGOOD Pull-Down Current
IOUTH PGOOD HIGH Leakage Current
VOUT Regulation
VREF
Output Reference DC Accuracy
Measured at FB Pin
VREG VOUT DC Accuracy
∆VOUT
∆ILOAD
∆VOUT
∆VIN
Load Regulation
Line Regulation
Transient Response
Power Switch and Protection
RDS(ON)P P-channel MOSFET On Resistance
RDS(ON)N N-channel MOSFET On Resistance
ILIMPK
TLIMIT
P-MOS Peak Current Limit
Thermal Shutdown
THYST Thermal Shutdown Hysteresis
VSDWN Input OVP Shutdown
Frequency Control
fSW Oscillator Frequency
Soft-Start
tSS Regulator Enable to Regulated VOUT
VSLEW Soft-Start VOUT Slew Rate
Conditions
Min. Typ. Max. Unit
ILOAD = 0, VOUT=1.2 V
EN = GND
VIN Rising
VIN Falling
14
mA
0.1
3.0
µA
2.83 2.95
V
2.10 2.30 2.40
V
530
mV
Input tied to GND or VIN
VPGOOD = 0.4 V
VPGOOD = VIN
1.05
V
0.4
V
100
mV
0.01 1.00
µA
1
mA
0.01 1.00
µA
TA = 25°C
0.792 0.800 0.808
V
0.788 0.800 0.812
V
At VOUT pin W.R.T. Calculated
Value, ILOAD = 500 mA
1.6%
+1.6
%
IOUT(DC) = 0 to 3 A
–0.03
%/A
2.7 V ≤ VIN ≤ 5.5 V,
IOUT(DC) = 1.5 A
ILOAD step 0.1 A to 1.5 A,
tr = tf = 100 ns, VOUT=1.2 V
0.01
%/V
±20
mV
Rising Threshold
Falling Threshold
60
mΩ
40
mΩ
3.75 4.55 5.50
A
150
°C
20
°C
6.2
V
5.50 5.85
V
2.7
3.0
3.3
MHz
RLOAD > 5 Ω, to VOUT = 1.2 V
RLOAD > 5 Ω, to VOUT = 1.8 V
210 250
µs
340 420
µs
10
V/ms
© 2009 Fairchild Semiconductor Corporation
FAN5353 • Rev. 1.0.3
4
www.fairchildsemi.com
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