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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SIC403 датащи(PDF) 4 Page - Vishay Siliconix |
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SIC403 датащи(HTML) 4 Page - Vishay Siliconix |
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4 / 26 page  www.vishay.com 4 Document Number: 66550 S12-0628-Rev. C, 19-Mar-12 Vishay Siliconix SiC403 This document is subject to change without notice. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 For technical support, please contact: analogswitchtechsupport@vishay.com Notes: a. This device is ESD sensitive. Use of standard ESD handling precautions is required. b. Calculated from package in still air, mounted to 3 x 4.5 (in), 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards. Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters specififed in the Electrical Characteristics section is not recommended. Parameter Symbol Min. Typ. Max. Unit Thermal Resistance, Junction-to-Ambientb High-Side MOSFET Low-Side MOSFET PWM Controller and LDO Thermal Resistance 25 20 50 °C/W Peak IR Reflow Temperature TReflow - 260 °C ELECTRICAL SPECIFICATIONS Parameter Symbol Test Conditions Unless Specified VIN = 12 V, VDD = 5 V, TA = + 25 °C for typ., - 40 °C to + 85 °C for min. and max., TJ = < 125 °C Min. Typ. Max. Unit Input Supplies VIN UVLO Threshold Voltage a VIN_UV+ Sensed at ENL pin, rising edge 2.4 2.6 2.95 V VIN_UV- Sensed at ENL pin, falling edge 2.235 2.4 2.565 VIN UVLO Hysteresis VIN_UV_HY EN/PSV = High 0.2 VDD UVLO Threshold Voltage VDD_UV+ Measured at VDD pin, rising edge 2.5 2.8 3 VDD_UV- Measured at VDD pin, falling edge 2.4 2.6 2.9 VDD UVLO Hysteresis VDD_UV_HY 0.2 VIN Supply Current IIN EN/PSV, ENL = 0 V, VIN = 28 V 8.5 20 µA Standby mode: ENL = VDD, EN/PSV = 0 V 130 VDD Supply Current IVDD EN/PSV, ENL = 0 V 3 7 EN/PSV = VDD, no load (fSW = 25 kHz), VFB > 750 mV 2 mA fSW = 250 kHz, EN/PSV = floating, no load b 25°C bench testing 10 Controller FB On-Time Threshold VFB-TH Static VIN and load, - 40 °C to + 85 °C 0.7425 0.750 0.7599 V Frequency Rangeb FPWM continuous mode, 25°C bench testing 200 1000 kHz Bootstrap Switch Resistance 10 Timing On-Time tON Continuous mode operation VIN = 15 V, VOUT = 5 V, Rton = 300 k 2386 2650 2915 ns Minimum On-Timeb tON 25°C bench testing 80 Minimum Off-Timeb tOFF 25°C bench testing 320 Soft Start Soft Start Currentb ISS IOUT = ILIM/2, 25°C bench testing 2.75 µA Analog Inputs/Outputs VOUT Input Resistance RO-IN 500 k Current Sense Zero-Crossing Detector Threshold Voltage VSense-th LX-PGND - 3.5 0.5 + 3.5 mV Power Good Power Good Threshold Voltage PG_VTH_UPPER VFB > internal reference 750 mV + 20 % Power Good Threshold Voltage PG_VTH_LOWER VFB < internal reference 750 mV - 10 Start-Up Delay Time PG_Td Css = 10 nF 12 ms Fault (noise-immunity) Delay Timeb PG_ICC VEN = 0 V, 25°C bench testing 5 µs Power Good Leakage Current PG_ILK VEN = 0 V 1 µA Power Good On-Resistance PG_RDS-ON VEN = 0 V 10 THERMAL RESISTANCE RATINGS |
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