Datasheet XD9267, XD9268 (Torex) - 7

XD9267/XD9268 Series
■ELECTRICAL CHARACTERISTICS XD9267/XD9268 Series Ta=25℃ PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNIT CIRCUIT VFB=0.72V→0.63V, RPG:100kΩ pull-up to 5V 0.638 0.675 0.712 PG detect voltage (*4) VPGDET VFB Voltage when PG pin voltage V ⑤ changes from"H" level to "L" level -40℃≦Ta≦105℃ 0.630 - 0.720 VFB=0.6V, PG Output voltage (*4) VPG -40℃≦Ta≦105℃ - - 0.3 V ② IPG=1mA Connected to external components, PFM Switch Current IPFM - 400 - mA ① VIN=VEN/SS=12V、IOUT=1mA Connected to external components, Efficiency (*5) EFFI - 88 - % ① VIN=12V, VOUT=5V, IOUT=300mA FB Voltage ΔVFB/ Temperature -40℃≦T (ΔT opr≦105℃ - ±100 - ppm/℃ ② opr・VFBE) Characteristics VIN=VEN/SS=36V, FB "H" Current IFBH -40℃≦Ta≦105℃ -0.1 - 0.1 μA ③ VFB=3.0V VIN=VEN/SS=36V, FB "L" Current IFBL -40℃≦Ta≦105℃ -0.1 - 0.1 μA ④ VFB=0V VEN/SS=0.3V→2.5V, VFB=0.71V VEN/SS Voltage when Lx pin voltage EN/SS "H" Voltage VEN/SSH 2.5 - 36 V ③ changes from "L" level to "H" level -40℃≦Ta≦105℃ VEN/SS=2.5V→0.3V, VFB=0.71V VEN/SS Voltage when Lx pin voltage EN/SS "L" Voltage VEN/SSL - - 0.3 V ② changes from "H" level to "L" level -40℃≦Ta≦105℃ VIN=VEN/SS=36V, EN/SS "H" Current IEN/SSH -40℃≦Ta≦105℃ - 0.1 0.3 μA ④ VFB=0.825V VIN=36V, EN/SS "L" Current IEN/SSL VEN/SS=0V, -40℃≦Ta≦105℃ -0.1 - 0.1 μA ④ VFB=0.825V Thermal Shutdown TTSD Junction Temperature - 150 - ℃ - Temperature Hysteresis Width THYS Junction Temperature - 25 - ℃ - Test Condition: Unless otherwise stated, VIN=12V, VEN/SS=12V, VPG=OPEN(*4) Peripheral parts connection conditions：L=3.3μH,RFB1=680kΩ,RFB2=120kΩ,CFB=12pF,CL=10μF×2,CIN=2.2μF (*4) For the USP-6C Package only. (*5) EFFI = {(output voltage) x (output current)} / {(input voltage) x (input current)} x 100 7/26