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SI-8005Q 数据表(PDF) 1 Page - Sanken electric |
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SI-8005Q 数据表(HTML) 1 Page - Sanken electric |
1 / 2 page 30 ICs 1-1-3 DC/DC Converter ICs Parameter Reference Voltage Temperature Coefficient of Reference Voltage Efficiency Oscillation Frequency Line Regulation Load Regulation Overcurrent Protection Starting Current Quiescent Circuit Current SS Pin Outflow Current at Low Voltage High Level Voltage EN Pin Low Level Voltage Inflow Current at Low Low Voltage Error Amplifier Voltage Gain Error Amplifier Transformer Conductance Current Sense Amplifier Impedance Maximum ON Duty Minimum ON Time ■Features • Compact surface-mount package (HSOP8) • Introduction of current mode control method • Output current: 3.5 A • High efficiency: 90% (Vo = 5 V) • Built-in reference oscillator (500 kHz) • A ceramic capacitor can be used for output • Built-in drooping-type overcurrent and thermal protection circuits • Built-in soft start circuit • Built-in on/off function (Active Hi) • Low current consumption during off ■Applications • DVD recorder, FPD-TV • Onboard local power supplies • OA equipment Unit V W °C °C °C/W °C/W Symbol VIN PD Tj Tstg θj-c θj-a Parameter Input Voltage Power Dissipation*1 Junction Temperature*2 Storage Temperature Thermal Resistance(junction to case) Thermal Resistance(junction to ambient air) ■Absolute Maximum Ratings Conditions When mounted on glass-epoxy board, 30×30 mm (copper laminate area: 25×25 mm) When mounted on glass-epoxy board, 30×30 mm (copper laminate area: 25×25 mm) ■Recommended Operating Conditions *1: The minimum value of the input voltage range is 4.75 V or Vo +3 V, whichever is higher. Parameter DC Input Voltage Range Output Voltage Range Output Current Range Operating Junction Temperature Range Operating Temperature Range Symbol VIN VO IO Tjop Top Unit V V A °C °C Ratings SI-8005Q Vo+3*1 to 28 0.5 to 24 0 to 3.5 –30 to +125 –30 to +85 *1: Limited by thermal protection circuit *2: Note that the detection temperature for thermal protection is about 140°C. Ratings 30 1.35 –30 to +150 –40 to +150 40 74 Symbol VADJ Conditions ∆VADJ/∆T Conditions η Conditions fo Conditions ∆VOLINE Conditions ∆VOLOAD Conditions IS Conditions Iq Conditions Iq(OFF) Conditions ISSL Conditions Vc/EN Conditions Vc/EL Conditions IC/EH Conditions AEA GEA 1/GCS DMAX DMIN ■Electrical Characteristics Unit V mV/ °C % kHz mV mV A mA µA µA V V µA V/V µA/V V/A % nsec. (R1=4.2kΩ, R2=0.8kΩ when Ta = 25°C and Vo=5V) *: Pin 8 is the SS pin. Soft start at power on can be performed with a capacitor connected to this pin. The SS pin is pulled up to the power supply in the IC, so applying the external voltage is prohibited. Conditions Rating SI-8005Q min. typ. max. 0.485 0.500 0.515 VIN=12V, Io=1A 0.05 VIN=12V, Io=1A, Ta=–40 to +85°C 90 VIN=12V, Io=1A 450 500 550 VIN=16V, Io=1A 30 60 VIN=8 to 28V, Io=1A 30 60 VIN=12V, Io=0.1 to 3.5A 3.6 6.0 VIN=12V 18 VIN=12V, Io=0A, VEN=open 20 VIN=12V, Io=0A, VEN=0V 5 VIN=16V, VSSL=0V 2.8 VIN=12V 2.2 VIN=12V 5 VEN=0V 1000 800 0.35 92 100 SI-8008Q SS 8 C8 Soft start Surface Mount, Current Mode Cntrol Step-down Switching Mode SI-8000Q Series |
类似零件编号 - SI-8005Q |
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类似说明 - SI-8005Q |
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