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CE8301 датащи(PDF) 4 Page - List of Unclassifed Manufacturers

номер детали CE8301
подробное описание детали  SMALL PACKAGE PFM CONTROL STEP-UP DC/DC CONVERTER
PDF  11 Pages
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производитель  ETC1 [List of Unclassifed Manufacturers]
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CE8301 датащи(HTML) 4 Page - List of Unclassifed Manufacturers

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SMALL PACKAGE PFM CONTROL STEP-UP DC/DC CONVERTER
CE8301 Series
Pin No.
Pin Name
Functions
1
NC
(N.C.)
2
VDD
IC power supply pin
3
VOUT
(FB)
Output voltage fixed output type;
Output voltage monitoring pin
(Output voltage external setting type;
Feedback pin)
4
EXT
External transistor connection pin
5
VSS
GND pin
Absolute Maximum Ratings
(Unless otherwise specified, Ta=25 C)
　
Parameter
Symbol
Ratings
Unit
VOUT pin voltage
VOUT
VSS－0.3 ~ VSS＋10
V
EN pin voltage
EN
VSS－0.3 ~ VSS＋10
V
LX pin voltage
VLX
VSS－0.3 ~ VSS＋10
V
LX pin current
ILX
1000
mA
SOT-23-3
250
mW
SOT-23-5
250
mW
Power
dissipation
SOT-89-3
PD
500
mW
Operating temperature
Topr
－
40 ~＋85
°C
Storage temperature
Tstg
－
40 ~＋125
°C
Electrical Characteristics
(Unless otherwise specified, Ta =25 C)
　
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Output voltage
VOUT
－
VOUT(S)
×0.98
VOUT
VOUT(S)
×1.02
V
Input voltage
VIN
－
－
－
10
V
Operation start voltage
VST1
IOUT= 1 mA
－
－
0.9
V
Oscillation start voltage
VST2
No external parts, voltage
applied to VOUT LX pulled up
to VOUT via 300Ω resistor
－
－
0.8
V
VOUT：3.0V
－
30
40
µA
Current consumption 1
ISS1
VOUT=0.95
×VOUT
VOUT：5.0V
50
60
µA
Current consumption 2
ISS2
VOUT=VOUT＋0.5 V
－
6
10
µA
Current consumption
during
shutdown
ISSS
VEN = 0 V
－
－
0.5
µA
Switching current
ISW
VLX= 0.4 V
100
200
－
mA
Switching transistor
leakage current
ISWQ
No external parts,
VLX＝VOUT =10 V ,VEN = 0 V
－
－
0.5
µA
Line regulation
∆VOUT1
VIN= 0.4×VOUT～
0.6×VOUT
－
20
50
mV



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