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FAN2013 Datasheet(PDF) 4 Page - Fairchild Semiconductor

Part No. FAN2013
Description  2A Low-Voltage Current-Mode Synchronous PWM Buck Regulator
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
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FAN2013 Datasheet(HTML) 4 Page - Fairchild Semiconductor

   
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© 2006 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN2013 Rev. 1.0.0
4
Electrical Characteristics
VIN = 4.5V to 5.5V, VOUT = 1.2V, IOUT = 200mA, CIN = 10µF, COUT = 40µF, L = 2.2µH, TA = -40°C to +85°C, unless
otherwise noted. Typical values are at TA = 25°C.
Notes:
4. Refer to the load transient response test waveform in Figure 3.
Figure 3. Load Transient Response Test Waveform
Parameter
Conditions
Min.
Typ.
Max.
Units
Input Voltage
4.5
5.5
V
Quiescent Current
IOUT = 0mA
5
10
mA
UVLO Threshold
VIN rising
3.5
3.7
4.0
V
Hysteresis
150
mV
PMOS On Resistance
VIN = VGS = 5V
90
m
Ω
NMOS On Resistance
VIN = VGS = 5V
90
m
Ω
P-Channel Current Limit
4.5V < VIN < 5.5V
2.8
3.5
4.2
A
Over-Temperature Protection
Rising temperature
150
°C
Hysteresis
20
°C
Switching Frequency
1000
1300
1600
kHz
Line Regulation
VIN = 4.5 to 5.5V
IOUT = 100mA
0.16
%/V
Load Regulation
0mA
≤ I
OUT ≤ 2000mA
0.2
0.6
%
Output Voltage During Load Transition(4)
IOUT from 1500mA to 100mA
COUT = 60µF
5%
Output Voltage During Load Transition(4)
IOUT from 100mA to 1500mA
COUT = 60µF
-5
%
Reverse Leakage Current into Pin SW
VIN = Open, EN = GND,
Vsw = 5.5V
0.1
1
µA
Reference Voltage, VREF
0.8
V
Output Voltage Accuracy
VIN = 4.5 to 5.5V
0mA
≤ I
OUT ≤ 2000mA
TA = 0C to +85C
-2
2
%
VIN = 4.5 to 5.5V
0mA
≤ I
OUT ≤ 2000mA
TA = -40C to +85C
-3
3
%
Power Good Output Threshold and Hysteresis
FB voltage rising
0.95 x VOUT
V
Hysteresis
2
%
Power Good Output Delay
100
µs
Power Good Output Voltage Low
Isink=6mA, open drain output
0.4
V
Over-Voltage Protection (OVP) Threshold and
Hysteresis
FB voltage rising
1.07 x VOUT
V
Hysteresis
2
%
0.6
Time (msec)
ss
0
4.6
100
1500
tr = 100nsec
tf = 100nsec
ss
ss
ss


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