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ST1638 데이터시트(PDF) 5 Page - Stanson Technology

부품명 ST1638
상세설명  Step-Up DC/DC Converter High Efficiency PFM
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제조업체  STANSON [Stanson Technology]
홈페이지  http://www.stansontech.com
Logo STANSON - Stanson Technology

ST1638 데이터시트(HTML) 5 Page - Stanson Technology

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Step-Up DC/DC Converter
ST1638
High Efficiency PFM
ELECTRICAL CHARACTERISTICS (Ta=25℃, Vcc=15V, unless otherwise specified.)
Symbol
Parameter
Conditions
Min.
Typ. Max. Unit
△VOUT
Output Voltage Accuracy
-2.5
2.5
%
IIN
Input Voltage
6
V
VSTART
Start Up Voltage
IOUT = 1 mA, VIN: 0→2V
0.8
0.9
V
VHOLD
Hold On Voltage
IOUT = 1 mA, VIN: 2→0V
0.7
V
IIN
Input Current at No Load
IOUT = 0 mA
15
μA
IS1
Supply Current
VS = VOUT X 0.95
20
70
μA
IS2
Supply Current
VS = VOUT + 0.5V
9
μA
RON
SW Switch-On Resistance
VS = VOUT X 0.95,
VSW = 0.4V
1
1.3
Ω
ILEAKAGE
SW Leakage Current
VSW = 6V
0.5
μA
Fosc
Max Oscillator Freq.
VS = VOUT X 0.95
80
120
160
KHz
DOSC
Oscillator Duty Cycle
VS = VOUT X 0.95
65
75
85
%
Efficiency
85
%
Page 5
STANSON TECHNOLOGY
120 Bentley Square, Mountain View, Ca 94040 USA
TEL: (650) 9389294 FAX: (650) 9389295


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