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FP6733 Datasheet(PDF) 4 Page - Fitipower Integrated Technology Inc.

Part # FP6733
Description  PWM Controlled, Step-up DC/DC Converter in Tiny Package
PDF  11 Pages
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Manufacturer  FITIPOWER [Fitipower Integrated Technology Inc.]
Direct Link  http://www.fitipower.com/en_US/index.asp
Logo FITIPOWER - Fitipower Integrated Technology Inc.

FP6733 Datasheet(HTML) 4 Page - Fitipower Integrated Technology Inc.

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FP6733-1.6-JUN-2013
FP6733
fitipower integrated technology lnc.
Electrical Characteristics
(TA=25C, unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Operation Voltage
VDD
Normal Operation
2.9
5.5
V
Start-Up Voltage
VSTART
VIN : 0→1V, IOUT=1mA
0.9
1.05
V
No-Load Input Current
INO_LOAD
VIN=1.5V, VOUT=3.3V
75
µA
Continuous Switching Current
ISWITCH
VDD=3.3V, VFB=0V
0.2
0.3
0.4
mA
No Switch Current
IQ
VIN=6V
17
25
µA
Shutdown Current
ISD
VDD=4.5V, CE pin=0V
0.1
1.0
µA
Feedback Reference Voltage
VFB
Close loop, VDD=3.3V
1.225
1.25
1.275
V
EXT ON Resistance to VDD
VDD=3.3V
5
8.5
Ω
EXT ON Resistance to GND
VDD=3.3V
5
8.5
Ω
LX ON Resistance (Note 2)
RDS-ON
VDD=3.3V
0.3
Ω
Max. Duty Ratio
DUTY
VDD=3.3V
85
95
%
Oscillator Frequency
fOSC
VDD=3.3V
450
550
650
kHz
LX Leakage Current
ILXL
VLX=6V
0.1
1.0
µA
Line Regulation
ΔVLINE
VIN=1.5 ~2.5V, IL=50mA
3
10
mV/V
Load Regulation
ΔVLOAD
VIN=2.5V, IL=1~100mA
0.15
0.3
mV/mA
Switch Current Limit (Note 2)
ILIMIT
VDD=3.3V
0.75
1
A
CE “High” Voltage
VCEH
VDD=3.3V, switch ON
1.2
V
CE “Low” Voltage
VCEL
VDD=3.3V, switch OFF
0.4
V
CE “High” Current
ICEH
VDD =3.3V, VCE=VDD
0.1
µA
CE “Low” Current
ICEL
VDD =3.3V, VCE=0V
-0.1
µA
Efficiency (Note 2)
η
85
%
Thermal Shutdown Threshold
(Note 2)
TSD
145
ºC
T
SD
Hysteresis
30
ºC
Note 2：Guarantee by design.



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