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FAN5362UC29X Datasheet(PDF) 4 Page - Fairchild Semiconductor |
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FAN5362UC29X Datasheet(HTML) 4 Page - Fairchild Semiconductor |
4 / 14 page © 2009 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN5362 • Rev. 1.0.1 4 Electrical Characteristics Minimum and maximum values are at VIN = VEN = 2.7V to 5.5V, VMODE = 0V (AUTO Mode), TA = -40°C to +85°C; circuit of Figure 1, unless otherwise noted. Typical values are at TA = 25°C, VIN = VEN = 3.6V, VMODE = 0V, COUT=10µF. Symbol Parameter Conditions Min. Typ. Max. Unit Power Supplies IQ Quiescent Current No Load, Not Switching, VIN > 3V 45 75 µA PWM Mode 5 mA I(SD) Shutdown Supply Current EN = GND 0.05 1.00 µA VUVLO Under-Voltage Lockout Threshold Rising VIN 2.5 2.6 V VUVHYST Under-Voltage Lockout Hysteresis 175 mV V(ENH) Enable HIGH-Level Input Voltage 1.05 V V(ENL) Enable LOW-Level Input Voltage 0.4 V I(EN) Enable Input Leakage Current EN to VIN or GND 0.01 1.00 µA V(MH) MODE HIGH-Level Input Voltage 1.05 V V(ML) MODE LOW-Level Input Voltage 0.4 V I(M) MODE Input Leakage Current MODE to VIN or GND 0.01 1.00 µA Switching and Synchronization fSW Switching Frequency (5) VIN = 3.6V, TA = 25°C 2.7 3.0 3.3 MHz fSYNC MODE Synchronization Range (5) Square Wave at MODE Input 1.3 1.5 1.7 MHz Regulation VO Output Voltage Accuracy 2.10V ILOAD = 0 to 750mA 2.037 (-3%) 2.100 2.163 (+3%) V 2.50V ILOAD = 0 to 400mA, VIN ≥ VOUT + 200mV 2.375 (-5%) 2.500 2.575 (+3%) ILOAD = 0 to 500mA, VIN ≥ VOUT + 300mV 2.425 (-3%) 2.500 2.575 (+3%) 2.70V, 2.90V, 3.30V ILOAD = 0 to 400mA, VIN ≥ VOUT + 150mV -5% +3% ILOAD = 0 to 500mA, VIN ≥ VOUT + 300mV -3% +3% tSS Soft-Start From EN Rising Edge 180 300 µs Output Driver RDS(on) PMOS On Resistance VIN = VGS = 3.6V 330 m Ω NMOS On Resistance VIN = VGS = 3.6V 300 m Ω ILIM(OL) PMOS Peak Current Limit (5) VOUT = 2.1V 1375 mA VOUT = 2.5V, 2.7V, 2.9V, 3.3V 800 1000 1150 mA TTSD Thermal Shutdown 150 °C THYS Thermal Shutdown Hysteresis 15 °C Notes: 5. Limited by the effect of tOFF minimum (see Figure 7 in Typical Performance Characteristics). 6. The Electrical Characteristics table reflects open-loop data. Refer to the Operation Description and Typical Characteristics for closed-loop data. |
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