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P1696 Datasheet(PDF) 4 Page - Unisonic Technologies |
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P1696 Datasheet(HTML) 4 Page - Unisonic Technologies |
4 / 7 page P1696 LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 4 of 7 www.unisonic.com.tw QW-R103-035,G ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT Maximum Supply Voltage VCC 28 V Operating Voltage VOPR 4.5 ~ 24 V ON/OFF Pin Input Voltage VON/OFF -0.3 ~ +12 V Feedback Pin Voltage VFB -0.3 ~ +12 V Output Voltage to Ground (Steady State) VOUT -1 V Power Dissipation PD Internally limited mW Junction Temperature TJ +150 °С Operating Temperature TOPR -40 ~ +125 °С Storage Temperature TSTG -40 ~ +150 °С Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS (TJ=25°С, VIN=12V for the 2.5V 3.3V, 5V, and Adjustable version and VIN=24V for the 12V version, ILOAD=500mA.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage 2.5V VOUT 5.0V≦VIN≦24V, 0.2A≦ILOAD≦2A 2.4 2.5 2.6 V 3.3V 6.0V≦VIN≦24V, 0.2A≦ILOAD≦2A 3.168 3.3 3.432 V 5.0V 7.5V≦VIN≦24V, 0.2A≦ILOAD≦2A 4.8 5.0 5.2 V 12V 15V≦VIN≦24V, 0.2A≦ILOAD≦2A 11.52 12.0 12.48 V Efficiency 2.5V η VIN=12V, ILOAD=2A 73 % 3.3V VIN=12V, ILOAD=2A 75 % 5.0V VIN=12V, ILOAD=2A 80 % 12V VIN=24V, ILOAD=2A 80 % UTC P1696-ADJ Feedback Voltage VFB 4.5V≦VIN≦24V, 0.2A≦ILOAD≦2A VOUT programmed for 3V 1.19 1.230 1.267 V Efficiency η VIN=12V, VOUT=3V, ILOAD=2A 75 % ALL OUTPUT VOLTAGE Feedback Bias Current IBIAS Adjustable Version Only, VFB=1.3V 10 50 nA Oscillator Frequency fOSC (Note 1) 170 200 230 kHz Saturation Voltage VSAT IOUT=2A (Note 2, 3) 1.16 1.4 V Max Duty Cycle (ON) Min Duty Cycle (OFF) DC (Note 3) (Note 4) 100 0 % Current Limit ICL Peak Current (Notes 2, 3) 2.5 A Output Leakage Current IL Output=0V (Notes 2, 4) 50 μA Output=-1V (Note 5) 2 30 mA Quiescent Current IQ (Note 4) 5 10 mA Standby Quiescent Current ISTBY ON/OFF Pin=5V (OFF) (Note 5) 80 200 μA ON/OFF CONTROL ON /OFF Pin Logic Input Threshold Voltag VIH Low (Regulator ON) 1.3 V VIL High (Regulator OFF) 1.3 V ON /OFF Pin Input Current IH VLOGIC=2.5V (Regulator OFF) 5 15 μA IL VLOGIC=0.5V (Regulator ON) 0.02 5 μA Note 1: The switching frequency is reduced when the second stage current limit is activated. 2: No diode, inductor or capacitor connected to output pin. 3: Feedback pin removed from output and connected to 0V to force the output transistor switch ON. 4: Feedback pin removed from output and connected to 12V for the 2.5V 3.3V, 5V, and the ADJ. version, and 15V for the 12V version, to force the output transistor switch OFF. 5: VIN = 24V |
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