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STR3A153 bảng dữ liệu(PDF) 4 Page - Sanken electric |
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STR3A153 bảng dữ liệu(HTML) 4 Page - Sanken electric |
4 / 14 page 4 SANKEN ELECTRIC CO., LTD. STR3A150-DS July 20, 2012 PWM Off-Line Switching Regulator ICs STR3A151, STR3A152, STR3A153, STR3A154, STR3A155 Electrical Characteristics of Control Part Unless specifically noted, TA is 25°C, VCC = 18 V Characteristic Symbol Test Conditions Pins Min. Typ. Max. Unit Operation Start Voltage VCC(ON) 2 – 3 13.8 15.3 16.8 V Operation Stop Voltage* VCC(OFF) 2 – 3 7.3 8.1 8.9 V Circuit Current in Operation ICC(ON) VCC = 12 V 2 – 3 −− 2.5 mA Minimum Start Voltage VST(ON) 8 – 3 − 40 − V Startup Current ISTARTUP VCC = 13.5 V 2 – 3 −3.9 −2.5 −1.1 mA Startup Current Threshold Biasing Voltage* VCC(BIAS) 2 – 3 8.5 9.5 10.5 V Average Operation Frequency fOSC(AVG) 8 – 3 60 67 74 kHz Frequency Modulation Deviation Δf 8 – 3 − 5 − kHz Maximum Duty Cycle DMAX 8 – 3 65 74 83 % Leading Edge Blanking Time tBW – − 350 − ns OCP Compensation Coefficient DPC – − 17 − mV/μs OCP Compensation Duty Cycle Limit DDPC −− 36 − % OCP Threshold Voltage at Zero Duty Cycle VOCP(L) 1 – 3 0.69 0.78 0.87 V OCP Threshold Voltage at 36% Duty Cycle VOCP(H) 1 – 3 0.79 0.88 0.97 V Maximum Feedback Current IFB(MAX) 4 – 3 −110 −70 −35 μA Minimum Feedback Current IFB(MIN) 4 – 3 −30 −15 −7 μA FB/OLP Oscillation Stop Threshold Voltage VFB(OFF) STR3A151 STR3A152 STR3A153 VCC = 32 V 4 – 3 1.09 1.21 1.33 V STR3A154 STR3A155 VCC = 32 V 4 – 3 0.85 0.98 1.09 V OLP Threshold Voltage VFB(OLP) VCC = 32 V 4 – 3 7.3 8.1 8.9 V OLP Operation Current ICC(OLP) VCC = 12 V 2 – 3 − 230 −μA OLP Delay Time tOLP – 547086 ms FB/OLP Clamp Voltage VFB(CLAMP) 4 – 3 11.0 12.8 14.0 V OVP Threshold Voltage VCC(OVP) 2 – 3 27.5 29.5 31.5 V Thermal Shutdown Activating Temperature TJ(TSD) − 135 −− °C *VCC(BIAS) > VCC(OFF) always. |
Số phần tương tự - STR3A153 |
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Mô tả tương tự - STR3A153 |
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