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ACE77LE9 Datasheet(PDF) 3 Page - ACE Technology Co., LTD.

Part # ACE77LE9
Description  High Efficiency Low Noise PFM Step-Up DC/DC Converter
PDF  8 Pages
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Manufacturer  ACE [ACE Technology Co., LTD.]
Direct Link  http://www.ace-ele.com
Logo ACE - ACE Technology Co., LTD.

ACE77LE9 Datasheet(HTML) 3 Page - ACE Technology Co., LTD.

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ACE77LE9
High Efficiency Low Noise PFM Step-Up DC/DC Converter
VER 1.1
3
Block Diagram
Electrical Characteristics
(VIN=3.0V, VCE=3.0V, TA=25°C, unless otherwise noted)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
V
IN
Input Voltage Range
2.0
6.0
V
V
FB
Feedback Voltage
0.190
0.200
0.210
V
I
FB
FB Pin Bias Current
10
45
100
nA
I
Q
Quiescent Current
V
FB=0.3V
93
120
μA
V
CE=0V
0.4
1.0
F
OSC_MAX
Maximum Switching
Frequency
V
FB=0V
2
MHz
I
Limit
Switching Current Limit
1.6
A
V
CESAT
Switching VCESAT
I
LX=300mA
260
mV
I
LX
Switching Pin Leak
Current
V
LX=5V
0.11
μA
V
CEH
CE Voltage High
CE=0V to 3V
1.5
V
V
CEL
CE Voltage Low
CE=3V to 0V
0.4
V
I
CE
CE pin Bias Current
18
μA
V
OVP
Over Voltage Protection
24
V



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