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ILC6377SOADJ Datasheet(PDF) 4 Page - Fairchild Semiconductor |
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ILC6377SOADJ Datasheet(HTML) 4 Page - Fairchild Semiconductor |
4 / 12 page Parameter Symbol Conditions Min. Typ. Max. Units Output Voltage VOUT 4.875 5.000 5.125 V Input Voltage VIN 10 V Output Maximum Current IOUT(MAX) 500 600 mA Input Supply Current IIN VIN 5.25V, No Load ILC6376 2540 3740 µA ILC6377 71 110 Shutdown Current IS/D VS/D = 0V 1.5 2.5 µA LX Switch On-Resistance Rds(on) Open Loop Measurement, VS/D = VIN, VLX =VIN - 0.2V, VOUT = 4.5V 0.44 0.58 Ω LX Switch Leakage Current ILXL Open Loop Measurement, VOUT = VIN, VLX = 0V 2.0 µA Oscillator Frequency FOSC Measure Waveform at EXT pin VIN = 5.3V IOUT = 20mA 255 300 345 kHz Max Duty Cycle MAXDTY 100 % PFM Duty Cycle PFMDTY No Load (ILC6377) 15 25 35 % Efficiency EFFI 95 % Undervoltage Lockout VUVLO Minimum VIN when VREF does not start up 0.9 1.8 V Soft-Start Time TSS VREF rises to 0V from 0.9V 6.0 10.0 16 msec Shutdown Input Voltage VS/D High = Regulator “ON” Low = Regulator “OFF” 0.65 0.2 V EXT1, EXT2 Hi On- Resistance REXtHI Open Loop Measurement 24 32 Ω EXT1, EXT2 Low On- Resistance REXtLOW Open Loop Measurement 20 26 Ω Electrical Characteristics ILC6376/77SO50 Unless Otherwise specified all limits are at VOUT = 5.0V, VIN = 6V, FOSC=300kHz, IOUT = 200mA, TA = 25°C. Circuit config- uration figure 1. ILC6376/77 4 ©2001 Fairchild Semiconductor Corporation |
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