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SI9139DG-2820 датащи(PDF) 3 Page - Vishay Siliconix |
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SI9139DG-2820 датащи(HTML) 3 Page - Vishay Siliconix |
3 / 17 page Si9139 Vishay Siliconix New Product Document Number: 71841 S-22317—Rev. A, 16-Dec-02 www.vishay.com 3 SPECIFICATIONS Limits Test Conditions Parameter Unit Maxa Typb Mina VIN = 15 V , IVL = IREF = 0 mA TA = -40_C to 85_C, All Controllers ON Internal 5-V Regulator VL Output Current (Internal and External) 30 60 mA VL Output All Controllers OFF, VIN >5.5 V, 0 <IL <30 mA 4.7 5.5 VL Fault Lockout Voltage VL Falling Edge 3.6 4.2 V VL Fault Lockout Hysteresis 75 mV Reference REF Output 3.24 3.3 3.36 V REF Load Regulation 0 to 1 mA 25 60 mV Auxiliary Feedback Voltage FBC Pin 1.20 1.24 1.28 V Supply Current Supply Current *Shutdown All Converters OFF, No Load 25 60 m Supply Current *Operation All Controllers ON, No Load, fOSC = 300 kHz 1100 1800 mA Oscillator Oscillator Frequency 270 300 330 kHz Maximum Duty Cycle 92 95 % Fault Detection SMPSA and SMPSB Outputs Overvoltage Trip Threshold With Respect To Unloaded Output Voltage 6 10 14 % Overvoltage-Fault Propagation Delay CSA or CSB Driven 2% Above Overvoltage Trip Threshold 1.5 ms Output Undervoltage Threshold With Respect to Unloaded Output Voltage -40 -30 -20 % Output Undervoltage Lockout Time From each SMPS Enabled 16 20 24 ms RESET RESET Start Threshold With Respect To Unloaded Output Voltage Rising Edge -5.5 % RESET Propagation Delay (Falling) Falling Edge, FBA or FBB Driven 2% Above Overvol- tage or 2% Below Undervoltage Lockout Thresholds 1.5 ms RESET Delay Time (Rising) With Respect to 2nd SMPS Lockout Time Done 92 107 122 ms Inputs and Outputs Feedback Input Leakage Current FBC = 1.24 V 1 m Input Leakage Current ONA, ONB, VIN = 0 V or VL "1 mA Gate Driver Sink/Source Current (Buck) DLA, DHA, DLB, DHB Forced to 2 V 1 A Gate Driver On-Resistance (Buck) High or Low 2 7 W Gate Driver Sink/Source Current (Auxiliary) DHC, DLC Forced to 2 V 0.2 A Gate Driver On-Resistance (Auxiliary) High or Low 15 W RESET Output Low Voltage RESET, ISINK = 4 mA 0.4 V RESET Output High Leakage RESET = 5 V 1 mA ONA, ONB Logic Low VIL 0.8 Logic High VIH 2.4 V Notes a. The algebraic convention is used whereby the most negative value is a minimum and the most positive a maximum. b. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing, and are measured at TA = 25_C. |
Аналогичный номер детали - SI9139DG-2820 |
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Аналогичное описание - SI9139DG-2820 |
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