參數(shù)資料
型號： FAN5362UC33X
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： 1.15 A SWITCHING REGULATOR, 3300 kHz SWITCHING FREQ-MAX, PBGA6
封裝： 0.4 MM PITCH, WLCSP-6
文件頁數(shù)： 9/14頁
文件大小： 1165K
代理商： FAN5362UC33X
2009 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN5362 Rev. 1.0.2
4
FAN5362
—
3MHz,
5
00mA
/
750mA
Synchronous
Buck
Regul
ator
Electrical Characteristics
Minimum and maximum values are at VIN = VEN = 2.7V to 5.5V, VMODE = 0V (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, VMODE = 0V, COUT=10F.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Power Supplies
IQ
Quiescent Current
No Load, Not Switching, VIN > 3V
45
75
A
PWM Mode
5
mA
I(SD)
Shutdown Supply Current
EN = GND
0.05
1.00
A
VUVLO
Under-Voltage Lockout
Threshold
Rising VIN
2.5
2.6
V
VUVHYST
Under-Voltage Lockout
Hysteresis
175
mV
V(ENH)
Enable HIGH-Level Input Voltage
1.05
V
V(ENL)
Enable LOW-Level Input Voltage
0.4
V
I(EN)
Enable Input Leakage Current
EN to VIN or GND
0.01
1.00
A
V(MH)
MODE HIGH-Level Input Voltage
1.05
V
V(ML)
MODE LOW-Level Input Voltage
0.4
V
I(M)
MODE Input Leakage Current
MODE to VIN or GND
0.01
1.00
A
Switching and Synchronization
fSW
Switching Frequency
(5)
VIN = 3.6V, TA = 25°C
2.7
3.0
3.3
MHz
fSYNC
MODE Synchronization Range
(5)
Square Wave at MODE Input
1.3
1.5
1.7
MHz
Regulation
VO
Output Voltage
Accuracy
2.10V
ILOAD = 0 to 750mA
2.037
(-3%)
2.100
2.163
(+3%)
V
2.50V
ILOAD = 0 to 400mA, VIN ≥ VOUT +
200mV
2.375
(-5%)
2.500
2.575
(+3%)
ILOAD = 0 to 500mA, VIN ≥ VOUT +
300mV
2.425
(-3%)
2.500
2.575
(+3%)
2.70V, 2.90V,
3.30V
ILOAD = 0 to 400mA, VIN ≥ VOUT +
150mV
-5%
+3%
ILOAD = 0 to 500mA, VIN ≥ VOUT +
300mV
-3%
+3%
tSS
Soft-Start
From EN Rising Edge
180
300
s
Output Driver
RDS(on)
PMOS On Resistance
VIN = VGS = 3.6V
330
m
NMOS On Resistance
VIN = VGS = 3.6V
300
m
ILIM(OL)
PMOS Peak Current Limit
(5)
VOUT = 2.1V
1375
mA
VOUT = 2.5V, 2.7V, 2.9V, 3.3V
800
1000
1150
mA
TTSD
Thermal Shutdown
150
°C
THYS
Thermal Shutdown Hysteresis
15
°C
Notes:
5.
Limited by the effect of tOFF minimum (see Figure 7 in Typical Performance Characteristics).
6.
The Electrical Characteristics table reflects open-loop data. Refer to the Operation Description and Typical Characteristics
for closed-loop data.
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