FAN2001 データシートの表示（PDF） - ON Semiconductor
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FAN2001 Datasheet PDF : 13 Pages
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Electrical Characteristics
VIN = VOUT + 0.6V(min. 2.5V) to 5.5V, IOUT = 350mA, VOUT =1.2V, EN = VIN, TA = -40°C to +85°C,
Unless otherwise noted. Typical values are at TA = 25°C.
Symbol
Parameter
Conditions
Min. Typ. Max. Units
VIN
IQ
VENH
VENL
IEN
RDS-ON
ILIM
Ilkg_(N)
Ilkg_(P)
Vref
Input Voltage
Quiescent Current
0 mA ≤ IOUT ≤ 600 mA
0 mA ≤ IOUT ≤ 1000 mA
IOUT = 0mA, Device is not switching
IOUT = 0mA, Device is
switching (Note 5)
R2 =10KΩ
R2 =100KΩ
Shutdown Supply Current EN = GND
Undervoltage
Threshold
Lockout VIN Rising
Hysteresis
Enable High Input Voltage
Enable Low Input Voltage
EN input bias current
PMOS On Resistance
NMOS On Resistance
P-channel current limit
Oscillator frequency
EN = VIN or GND
VIN = VGS = 5.5V
VIN = VGS = 2.5V
VIN = VGS = 5.5V
VIN = VGS = 2.5V
2.5V < VIN < 5.5V
N-channel leakage current
P-channel leakage current
Line regulation
Load regulation
Reference Voltage
VDS = 5.5V
VDS = 5.5V
IOUT ≤ 10 mA
350 mA ≤ IOUT ≤ 1000 mA
Output DC Voltage Accuracy 0 mA ≤ IOUT ≤ 1000 mA
(Note 6)
Over-Temperature Protection PWM Mode Only
Rising
350 mA ≤ IOUT ≤ 1000 mA Temperature
Hysteresis
Start-Up Time
IOUT = 1000 mA, COUT = 20 µF
2.5
2.7
1.9
1.3
1300
1000
-3
20
50
25
0.1
2.1
150
0.01
250
300
200
250
1500
1300
0.1
0.1
0.16
0.15
0.8
150
20
800
5.5
V
5.5
V
35
µA
µA
µA
1
µA
2.3
V
mV
V
0.4
V
0.1
µA
350
mΩ
400
300
mΩ
350
2000
mA
1500
KHz
1
µA
1
µA
%/V
%
V
+3
%
°C
°C
µS
Notes:
5. Refer to the application section for further details.
6. For output voltages ≤ 1.2V a 40µF output capacitor value is required to achieve a maximum output accuracy of 3% while operating in power save
mode (PFM mode).
FAN2001/FAN2002 Rev. 1.0.2
4
www.fairchildsemi.com
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