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C2012X5R1E106K Datasheet(PDF) 5 Page - Torex Semiconductor |
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C2012X5R1E106K Datasheet(HTML) 5 Page - Torex Semiconductor |
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5 / 21 page  5/21 XC9248 Series ■ELECTRICAL CHARACTERISTICS XC9248 Series Ta=25℃ PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNITS CIRCUIT Operating Voltage Range VIN When connected to external components VIN ≦7V: Setup VOUT=3.3V VIN >7V: Setup VOUT=5V 4.5 - 18 V ① FB Voltage VFB VFB=Sweep (0.812V→0.788V), VSS=OPEN 0.788 0.800 0.812 V ② FB Voltage Temperature Characteristics VFB/ (VFB・ΔTopr) -40℃≦Topr≦105℃ ±40 ppm/℃ ② Maximum Output Current IOUTMAX When connected to external components 2.2 (*1) - - A ① Supply Current Iq VIN=VEN=18V, VFB=0.9V - 0.76 1.10 mA ③ Stand-by Current ISTB VIN=18V, VEN=0V, VFB=OPEN - 38 51 μA ③ Oscillation Frequency fOSC VFB=0.7V, VSS=OPEN 450 500 550 kHz ② Maximum Duty Cycle Dmax VFB=0.7V, VSS=OPEN 74 79 - % ② UVLO Detection Voltage VUVLOD VIN=Sweep (4.5V→3.5V) , VEN=2V, VFB=0.9V Voltage when VL pin changes from “H” level to “L” level (*2) 3.50 3.80 4.45 V ④ UVLO Release Voltage VUVLOR VIN=Sweep (3.5V→4.5V), VEN=2V, VFB=0.9V Voltage when VL pin changes from “L” level to “H” level (*2) 3.55 3.90 4.50 V ④ Low side Current Limit ILIMLS VOUT=4.5V (Forced), Bottom point of LX pin current 2.1 - - A ⑦ Integral Latch Time (Type A) tLAT VFB=0.9V, ILX = ILIMLS Time until SS pin changes from “H” level to “L” level (*2) 0.4 1.1 1.8 ms ⑤ Internal Soft-start Time tSS VIN=12V, VEN=2V, VFB=0.72V, VSS=OPEN Time until LX pin oscillates - 2.8 - ms ② SS Terminal Current ISS VSS=0V, VLX=VFB=OPEN 2 4 6 μA ⑥ SS Threshold Voltage VSSTH VFB=0.72V, VSS=OPEN Voltage when LX pin oscillates 1.2 1.8 2.4 V ② OVP Detection Voltage VOVPD VFB=Sweep (0.788V→1.2V), VSS=OPEN - 0.9 1.2 V ② Efficiency EFFI (*3) Setup VOUT=5V, IOUT=0.7A When connected to external components - 93.8 - % ⑧ Lx SW ”H” ON Resistance RLXH - 0.12 (*4) - Ω - Lx SW ”L” ON Resistance RLXL - 0.12 (*4) - Ω - EN ”H” Voltage VENH VIN=12V, VFB=0.9V, VEN=Sweep (0.2V→1.4V) Voltage when VL pin changes from “L” level to “H” level (*2) 1.4 - - V ④ EN ”L” Voltage VENL VIN=12V, VFB=0.9V, VEN=Sweep (1.4V→0.2V) Voltage when VL pin changes from “H” level to “L” level (*2) - - 0.2 V ④ LX ”L” Current ILXL VIN=18V , VEN=VLX=0V , VFB=VSS=OPEN -1 0 - μA ⑥ EN ”H” Current IENH VIN=VEN=18V , VLX=VFB=VSS=OPEN - 16 21 μA ⑥ EN ”L” Current IENL VIN=18V , VEN=0V , VLX=VFB=VSS=OPEN -0.1 - 0.1 μA ⑥ FB ”H” Current IFBH VIN=18V , VEN=0V , VFB=5V , VLX=VSS=OPEN -0.1 - 0.1 μA ⑥ FB ”L” Current IFBL VIN=18V , VEN=VFB=0V , VLX=VSS=OPEN -0.1 - 0.1 μA ⑥ Thermal Shutdown Temperature TTSD - 150 - °C - Hysteresis Width THYS - 25 - °C - CL Discharge Resistance RDCHG VIN=12V , VEN=0V , VLX=2V , VFB=VSS=OPEN - 300 - Ω ⑥ CL Discharge Current IDCHG VIN=12V , VEN=0V , VLX=12V , VFB=VSS=OPEN - 9 - mA ⑥ Unless otherwise stated, VIN=VEN=12V (*1) Mount conditions affect heat dissipation. Maximum output current is not guaranteed when Thermal Shutdown starts to operate earlier. (*2) “H”=4.3V～5V, “L”=－0.1V～0.1V (*3) EFFI = {[(output voltage)×(output current)]÷[(input voltage)×(input current)]}×100 (*4) Design value |
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