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STR-A6053M Datasheet(PDF) 3 Page - Sanken electric |
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STR-A6053M Datasheet(HTML) 3 Page - Sanken electric |
3 / 13 page 3 SANKEN ELECTRIC CO., LTD. STR-A6000M-DS PWM Off-Line Switching Regulator ICs STR-A6000M Series January 8, 2013 Electrical Characteristics of Control Part Unless otherwise specified, TA = 25°C, VCC = 18 V Characteristic Symbol Test Conditions Pins Min. Typ. Max. Unit Operation Start Voltage VCC(ON) 5 − 3 13.8 15.3 16.8 V Operation Stop Voltage1 VCC(OFF) 5 − 3 7.3 8.1 8.9 V Circuit Current in Operation ICC(ON) VCC = 12 V 5 − 3 – – 2.5 mA Minimum Start Voltage VST(ON) 5 − 3 – 38 – V Startup Current ISTARTUP VCC = 13.5 V 5 − 3 −3.7 −2.5 −1.5 mA Startup Current Threshold Biasing Voltage1 VCC(BIAS) ICC = −100 μA5 − 3 8.5 9.5 10.5 V Average Operation Frequency fOSC(AVG) 8 − 3 60 67 74 kHz Frequency Modulation Deviation Δf8 − 3 – 5 – kHz Maximum Duty Cycle DMAX 8 − 377 83 89 % Minimum On-Time tON(MIN) – – 540 – ns Leading Edge Blanking Time tBW – – 340 – ns OCP Compensation Coefficient DPC – – 20 – mV/μs OCP Compensation Duty Cycle Limit DDPC –– 36 – % OCP Threshold Voltage at Zero Duty Cycle VOCP(L) 1 − 3 0.70 0.78 0.86 V OCP Threshold Voltage at 36% Duty Cycle VOCP(H) VCC = 32 V 1 − 3 0.81 0.9 0.99 V Maximum Feedback Current IFB(MAX) VCC = 12 V 4 − 3 −340 −230 −150 μA Minimum Feedback Current IFB(MIN) 4 − 3 −30 −15 −7 μA FB/OLP Pin Oscillation Stop Threshold Voltage VFB(STB) 4 − 3 0.85 0.95 1.05 V OLP Threshold Voltage VFB(OLP) 4 − 3 7.3 8.1 8.9 V OLP Delay Time tOLP 4 − 354 68 82 ms OLP Operation Current ICC(OLP) VCC = 12 V 5 − 3 – 300 600 μA FB/OLP Pin Clamp Voltage VFB(CLAMP) 4 − 3 11 12.8 14 V Brown-In Threshold Voltage VBR(IN) VCC = 32 V 2 − 3 5.2 5.6 6 V Brown-Out Threshold Voltage VBR(OUT) VCC = 32 V 2 − 3 4.45 4.8 5.15 V BR Pin Clamp Voltage VBR(CLAMP) VCC = 32 V 2 − 3 6 6.4 7 V BR Function Disabling Threshold Voltage VBR(DIS) VCC = 32 V 2 − 3 0.3 0.48 0.7 V VCC Pin OVP Threshold Voltage VCC(OVP) 5 − 326 29 32 V Latch Circuits Holding Current2 ICC(LATCH) VCC = 9.5 V 5 − 3 – 700 – μA Thermal Shutdown Temperature Tj(TSD) – 135 – – °C 1 VCC(BIAS) > VCC(OFF) always. 2 A latch circuit is a circuit operated with Overvoltage Protection (OVP) and/or Thermal Shutdown Protection (TSD) in operation. |
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