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FAN5361UMP12X View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
View to exact match
FAN5361UMP12X
Fairchild
Fairchild Semiconductor Fairchild
FAN5361UMP12X Datasheet PDF : 17 Pages
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Electrical Characteristics
Minimum and maximum values are at VIN = VEN = 2.3V to 5.5V, AUTO Mode, TA = -40°C to +85°C; circuit of Figure 1, unless
otherwise noted. Typical values are at TA = 25°C, VIN = VEN = 3.6V.
Symbol Parameter
Conditions
Min.
Power Supplies
IQ
Quiescent Current
No load, Not Switching
PWM Mode
I(SD)
VUVLO
Shutdown Supply Current
VIN = 3.6V, EN = GND
Under-Voltage Lockout Threshold Rising VIN
VUVHYST Under-Voltage Lockout hysteresis
V(ENH) Enable HIGH-Level Input Voltage
1.2
V(ENL) Enable LOW-Level Input Voltage
I(EN) Enable Input Leakage Current
EN to VIN or GND
V(MH) MODE HIGH-Level Input Voltage
1.2
V(ML) MODE LOW-Level Input Voltage
I(M)
MODE Input Leakage Current
MODE to VIN or GND
Switching and Synchronization
fSW
Switching Frequency
VIN = 3.6V, TA = 25°C
5.4
fSYNC MODE Synchronization Range(4) Squarewave at MODE Input
1.3
Regulation
1.82V
ILOAD = 0 to 600mA
PWM Mode
1.784
1.784
1.80V
ILOAD = 0 to 600mA
PWM Mode
1.764
1.764
VO
Output Voltage
Accuracy
1.50V
1.30V
ILOAD = 0 to 600mA
PWM Mode
ILOAD = 0 to 600mA
PWM Mode
1.470
1.470
1.274
1.274
1.20V
ILOAD = 0 to 600mA
PWM Mode
1.174
1.174
1.00V
ILOAD = 0 to 600mA
PWM Mode
0.974
0.974
tSS
Soft-Start
Output Driver
From EN Rising Edge
RDS(on)
PMOS On Resistance
NMOS On Resistance
VIN = VGS = 3.6V
VIN = VGS = 3.6V
ILIM PMOS Peak Current Limit
Open-Loop
900
TTSD Thermal Shutdown
CCM Only
THYS Thermal Shutdown Hysteresis
Notes:
4. Limited by the effect of tOFF minimum (see Figure 13 in Typical Performance Characteristics).
Typ.
35
6
0.05
2.15
150
0.01
0.01
6.0
1.5
1.820
1.820
1.800
1.800
1.500
1.500
1.300
1.300
1.200
1.200
1.000
1.000
150
350
225
1000
150
15
Max. Units
55
µA
mA
1.00
µA
2.25
V
mV
V
0.4
V
1.00
µA
V
0.4
V
1.00
µA
6.6 MHz
1.7 MHz
1.875
V
1.856
V
1.854
V
1.836
V
1.545
V
1.530
V
1.339
V
1.326
V
1.239
V
1.226
V
1.039
V
1.026
V
300
µs
mΩ
mΩ
1250 mA
°C
°C
© 2008 Fairchild Semiconductor Corporation
FAN5361 • Rev. 1.0.0
4
www.fairchildsemi.com
 

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