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SI-8405NH Folha de dados(PDF) 1 Page - Sanken electric |
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SI-8405NH Folha de dados(HTML) 1 Page - Sanken electric |
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1 / 2 page  84 ICs 1-1-2 Switching Mode Regulator ICs ■Features • Input voltage (Vin): 3.0 to 5.5 V • Synchronous rectification • Output voltage precision ±1.2% • Oscillation Frequency: 750 kHz • Overcurrent protection (Overcurrent value can be set by the external resistor.) • Output can be disabled • Undervoltage Lock Out • Soft start function • High-speed load response ■Absolute Maximum Ratings Unit V V °C °C Ratings 6 –0.3 to VIN +125 –40 to +150 Symbol VIN VEN Tj Tstg Parameter Input Voltage (VIN pin) EN/SS Pin Input Voltage Junction Temperature Storage Temperature ■Applications • Power supply for LCD modules • Power supply for notebook PC • Onboard local power supplies • Power supply for LBP/PPC Unit V V °C Ratings 3 to 5.5 0.5 to 4 –30 to +85 Symbol VIN Vo Top Parameter Input Voltage Range Output Voltage Range Operating Temperature Range ■Recommended Operating Conditions ■Electrical Characteristics Unit V mA µA µS Ω Ω Ω Ω mV µA V V V V V Parameter Reference Voltage Circuit Current (VIN Pin) Standby Current (VIN Pin) On Time High Side Drive Block ON Resistance (Pulled Up) High Side Drive Block ON Resistance (Pulled Down) Low Side Drive Block ON Resistance (Pulled Up) Low Side Drive Block ON Resistance (Pulled Down) Overcurrent detection voltage EN/SS Pin Current EN/SS Low Level Voltage EN/SS Threshold Voltage Undervoltage Lock Out (VIN) Symbol Vref Conditions Iop Conditions Istd Conditions Ton Conditions RonHH Conditions RonHL Conditions RonLH Conditions RonLL Conditions Vlim Conditions Iss Conditions Vcelo Conditions Vth (SS Start) Conditions Vth (ON) Conditions Vuvloh Vuvlol (Ta=25 °C) Ratings min. typ. max. 0.494 0.500 0.506 VIN=5V, VEN=5V 5 VIN=5V, VEN=H 400 600 VIN=5V, VEN=L 0.65 VIN=5V, Vo=2.5V 3.5 VIN=5V, ID=0.1A 3.5 VIN=5V, ID=0.1A 3.5 VIN=5V, ID=0.1A 3.5 VIN=5V, ID=0.1A 40 50 60 VIN=5V 710 13 VIN=5V 0 0.8 VIN=5V 0.8 0.9 1.0 VIN=5V 2.4 VIN=5V 2.9 2.4 Surface-Mount, Synchronous Rectifier Step-down Switching Mode Regulator Control ICs SI-8405NH |
Nº de peça semelhante - SI-8405NH |
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Descrição semelhante - SI-8405NH |
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