전자부품 데이터시트 검색엔진 |
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ST1638 데이터시트(PDF) 5 Page - Stanson Technology |
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ST1638 데이터시트(HTML) 5 Page - Stanson Technology |
5 / 7 page 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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