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FAN4603MM13X 数据表(PDF) 4 Page - Fairchild Semiconductor |
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FAN4603MM13X 数据表(HTML) 4 Page - Fairchild Semiconductor |
4 / 12 page © 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN4603 • Rev. 1.0.1 4 Electrical Specifications Unless otherwise noted, VIN = 2.5 to 5.5V, EN = VIN. TA = -40°C to +85°C, using circuit of Figure 1. Typical values are at 3.6VIN, TA = 25°C. Symbol Parameter Conditions Min. Typ. Max. Units Power Supplies IQ Quiescent Current 35 55 µA ISD Shutdown Supply Current VIN = 3.6V, EN = GND 0.1 2.0 µA VUVLO Under-Voltage Lockout Threshold Rising VIN 2.15 2.25 V VUVHYST Under-Voltage Lockout Hysteresis 150 mV VENH Enable HIGH-Level Input Voltage 1.05 V VENL Enable LOW-Level Input Voltage 0.4 V VEN_HYS Enable Logic Input Hysteresis 100 mV IEN Enable Input Leakage Current EN = VIN or GND 0.01 1.00 µA Oscillator fOSC Oscillator Frequency(3) PWM Mode 5.4 6.0 6.6 MHz Regulation VO Output Voltage Accuracy 1.82V ILOAD = 0 to 600mA 1.784 1.820 1.890 V PWM Mode 1.784 1.820 1.856 1.50V ILOAD = 0 to 600mA 1.470 1.500 1.560 PWM Mode 1.470 1.500 1.530 1.30V ILOAD = 0 to 600mA 1.274 1.300 1.352 PWM Mode 1.274 1.300 1.326 1.23V ILOAD = 0 to 600mA 1.207 1.233 1.283 PWM Mode 1.207 1.233 1.260 1.00V ILOAD = 0 to 600mA 0.975 1.000 1.050 PWM Mode 0.975 1.000 1.025 tSS Soft-Start Time Rising EN to VOUT Regulation 180 300 µs Protection ILIM Peak Input Current Limit 850 1050 1250 mA TTSD Thermal Shutdown +150 °C THYS Thermal Shutdown Hysteresis +15 °C Note: 3. PWM frequency may be lower than specified when limited by tON-min (minimum on-time) or tOFF_min (minimum off-time), at duty cycle extremes, but output regulation is maintained. |
类似零件编号 - FAN4603MM13X |
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类似说明 - FAN4603MM13X |
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