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FAN5361UC123X Datasheet(PDF) 4 Page - ON Semiconductor |
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FAN5361UC123X Datasheet(HTML) 4 Page - ON Semiconductor |
4 / 18 page www.onsemi.com 4 Electrical Characteristics Minimum and maximum values are at V IN = VEN = 2.3V to 5.5V, VMODE = 0V (AUTO Mode), TA = -40°C to +85°C; circuit of Figure 1, unless otherw ise noted. Typical values are at TA = 25°C, VIN = VEN = 3.6 V. Symbol Parameter Conditions Min. Typ. Max. Unit Pow er Supplies IQ Quiescent Current No Load, Not Sw itching 35 55 µA PWM Mode 6 mA I(SD) Shutdow n Supply Current VIN = 3.6 V, EN = GND 0.05 1.00 µA VUVLO Under-Voltage Lockout Threshold Rising VIN 2.15 2.25 V VUVHYST Under-Voltage Lockout Hysteresis 150 mV Logic Inputs: EN and MODE Pins VIH Enable HIGH-Level Input Voltage 1.2 V VIL Enable LOW-Level Input Voltage 0.4 V VLHYST Logic Input Hysteresis Voltage 100 mV IIN Enable Input Leakage Current Pin to VIN or GND 0.01 1.00 µA Sw itching and Synchronization fSW Sw itching Frequency (3) VIN = 3.6 V, TA = 25°C 5.4 6.0 6.6 MHz fSYNC MODE Synchronization Range (3) Square Wave at MODE Input 1.3 1.5 1.7 MHz Regulation VO Output Voltage Accuracy 1.900 V ILOAD = 0 to 750 mA (4) 1.832 1.900 1.957 V PWM Mode (4) 1.832 1.900 1.938 1.820 V ILOAD = 0 to 600 mA 1.784 1.820 1.875 PWM Mode 1.784 1.820 1.856 1.500 V ILOAD = 0 to 600 mA 1.470 1.500 1.545 PWM Mode 1.470 1.500 1.530 1.233 V ILOAD = 0 to 600 mA 1.207 1.233 1.272 PWM Mode 1.207 1.233 1.259 tSS Soft-Start From EN Rising Edge 180 300 µs Output Driver RDS(on) PMOS On Resistance VIN = VGS = 3.6 V 350 m NMOS On Resistance VIN = VGS = 3.6 V 225 ILIM(OL) PMOS Open-Loop Peak Current Limit (5) VOUT = 1.233 V, 1.5 V, 1.82 V 900 1100 1250 mA VOUT = 1.9 V 1180 1375 1550 TTSD Thermal Shutdow n CCM Only 150 °C THYS Thermal Shutdow n Hysteresis 15 °C Notes: 3. Limited by the effect of tOFF minimum (see Figure 14 and Figure 15 in Typical Performance Characteristics). 4. Output voltage accuracy minimum: 1.862 V for VIN 2.7 to 5.5 V on 1.9 V option. 5. Refer to Operation Description and Typical Characteristics for closed-loop data. |
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