FAN5355 データシートの表示（PDF） - Fairchild Semiconductor
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FAN5355 Datasheet PDF : 27 Pages
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Electrical Specifications
VIN = 3.6V, EN = VIN, VSEL = VIN, SYNC = GND, VSEL0(6) bit = 1, CONTROL2[4:3] = 00. TA = -40°C to +85°C, unless otherwise
noted. Typical values are at TA = 25°C. Circuit and components according to Figure 1.
Symbol Parameter
Power Supplies
VIN
Input Voltage Range
IQ
Quiescent Current
I SD
Shutdown Supply Current
VUVLO Under-Voltage Lockout Threshold
VUVHYST Under-Voltage Lockout Hysteresis
ENABLE, VSEL, SDA, SCL, SYNC
VIH
HIGH-Level Input Voltage
VIL
LOW-Level Input Voltage
IIN
Input Bias Current
Power Switch and Protection
RDS(ON)P P-channel MOSFET On Resistance
ILKGP
P-channel Leakage Current
RDS(ON)N N-channel MOSFET On Resistance
ILKGN
RDIS
N-channel Leakage Current
Discharge Resistor for Power-down
Sequence
ILIMPK
P-MOS Current Limit
TLIMIT
Thermal Shutdown
THYST
Thermal Shutdown Hysteresis
Frequency Control
fSW
fSYNC
DSYNC
fSYNCVAL
fPFM(MIN)
Oscillator Frequency
Synchronization Range
Synchronization Duty Cycle
SYNC Frequency Rejection
Minimum PFM Frequency
Conditions
IO = 0mA, EPFM Mode, FPFM = 25kHz
IO = 0mA, NPFM Mode
IO = 0mA, 3MHz PWM Mode
EN = GND
EN = VIN, EN_DCDC bit = 0,
SDA = SCL = VIN
VIN Rising
VIN Falling
Input tied to GND or VIN
VIN = 3.6V, CSP Package
VIN = 3.6V, MLP Package
VIN = 2.7V, MLP Package
VDS = 6V
VIN = 3.6V, CSP Package
VIN = 3.6V, MLP Package
VIN = 2.7V, MLP Package
VDS = 6V
Options 03, 06, 07
2.7V ≤ VIN ≤ 4.2V, All Options Except 06
and 07
2.7V ≤ VIN ≤ 5.5V, All Options Except 06
and 07
2.7V ≤ VIN ≤ 4.2V, 06 and 07 Option
EPFM Mode, ILOAD = 0
Min. Typ. Max. Units
2.7
5.5
V
110
150
μA
37
50
μA
4.8
mA
0.1
2.0
μA
0.1
2.0
2.40 2.60
V
2.00
2.15 2.30
V
200
250
300
mV
1.2
V
0.4
V
0.01 1.00
μA
145
165
mΩ
200
1
μA
75
95
mΩ
101
1
μA
15
50
Ω
1150
1350 1600
1050
1350 1600
mA
1300
1550 1800
150
°C
20
°C
2.65
3.00 3.35
2.7
3.0
3.3
20
80
1.6
4.3
25
MHz
MHz
%
MHz
kHz
Continued on the following page…
© 2008 Fairchild Semiconductor Corporation
5
FAN5355 • Rev. 1.0.4
www.fairchildsemi.com
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