FAN53611 View Datasheet(PDF) -
| FAN53611 Datasheet PDF : 0 Pages | |||
Electrical Characteristics
Minimum and maximum values are at VIN = VEN = 2.3 V to 5.5 V, VMODE = 0 V (AUTO Mode), TA = -40°C to +85°C; circuit of
Figure 1, unless otherwise noted. Typical values are at TA = 25°C, VIN = VEN = 3.6 V.
Symbol Parameter
Conditions
Min.
Typ.
Max. Units
Power Supplies
IQ Quiescent Current
No Load, Not Switching
PWM Mode
24
50
µA
8
mA
I(SD) Shutdown Supply Current
EN = GND
VUVLO Under-Voltage Lockout Threshold Rising VIN
VUVHYST Under-Voltage Lockout Hysteresis
Logic Inputs: EN and MODE Pins
0.25
1.00
µA
2.15
2.27
V
200
mV
VIH Enable HIGH-Level Input Voltage
VIL Enable LOW-Level Input Voltage
VLHYST Logic Input Hysteresis Voltage
IIN Enable Input Leakage Current
Switching and Synchronization
fSW
fSYNC
Switching Frequency(4)
MODE Synchronization Range(4)
Regulation
Pin to VIN or GND
VIN = 3.6 V, TA = 25°C
Square Wave at MODE Input
1.2
V
0.4
V
100
mV
0.01
1.00
µA
5.4
6.0
6.6
MHz
1.3
1.5
1.7
MHz
1.233 V
ILOAD = 0 to 1 A
PWM Mode
1.207
1.207
1.233
1.233
1.272
1.259
VO
Output Voltage
Accuracy
1.820 V
ILOAD = 0 to 1 A
PWM Mode
1.784
1.820
1.875
V
1.784
1.820
1.856
1.100 V
ILOAD = 0 to 1 A
PWM Mode
1.075
1.075
1.100
1.100
1.136
1.125
tSS Soft-Start
Output Driver
From EN Rising Edge
180
300
µs
PMOS On Resistance
RDS(on)
NMOS On Resistance
ILIM(OL) PMOS Peak Current Limit
VIN = VGS = 3.6 V
VIN = VGS = 3.6 V
Open-Loop for FAN53601
Open-Loop for FAN53611
900
1500
175
165
1100
1750
m
m
1250
mA
2000
mA
RDIS Output Discharge Resistance
EN = GND
230
TTSD Thermal Shutdown
150
°C
THYS Thermal Shutdown Hysteresis
15
°C
Notes:
4. Limited by the effect of tOFF minimum (see Operation Description section).
5. The Electrical Characteristics table reflects open-loop data. Refer to the Operation Description and Typical Characteristics
Sections for closed-loop data.
© 2010 Fairchild Semiconductor Corporation
FAN53601 / FAN53611 • Rev. 1.0.1
4
www.fairchildsemi.com
|
|
Share Link: 