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RT7207 Datasheet(PDF) 10 Page - Richtek Technology Corporation |
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RT7207 Datasheet(HTML) 10 Page - Richtek Technology Corporation |
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10 / 25 page  RT7207 10 DS7207-00 January 2017 www.richtek.com © Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Parameter Symbol Test Conditions Min Typ Max Unit Rise Time/Fall Time tR_CC, tF_CC CLOAD = 600pF 200 -- -- ns Register-Programmable Sourcing Current ICC_SRC 01 72 80 88 A 10 166 180 194 11 304 330 356 USBP Section Maximum USBP Sinking Current IUSBP_MAX 2 -- 20 mA Pull-Low Impedance RL_USBP (Note 5) -- -- 150 SR Driver Section Rise Time tR_VG CL = 6nF, V9 = 9V, from 20% to 80% -- 75 125 ns Fall Time tF_VG CL = 6nF, V9 = 9V, from 80% to 20% -- 35 85 ns OTP-Programmable Turn-On Delay tDELAY Delay and debounce time of V_TR falling tDELAY = tV_TR_FALLING + tP 00 180 280 380 ns 01 130 230 330 10 80 180 280 11 30 130 230 Propagation Delay tP -- 100 -- ns Internal Pull-Low Resistor (Note 5) -- 20 -- k V_TR Section OTP-Programmable V_TR Under Voltage Threshold VTH_VTR_UV If VV_TR_SH – (VOUT x KVDS_SR) > VTH_VTR_UV, SR driver is active 000 0.35 0.45 0.55 V 001 0.3 0.4 0.5 010 0.25 0.35 0.45 011 0.2 0.3 0.4 100 0.15 0.25 0.35 101 0.1 0.2 0.3 110 0.05 0.15 0.25 111 0 0.1 0.2 V_TR Falling Edge Threshold Voltage VTH_VTR_F SR turn-on trip point 0.025 0.125 0.2 V Dead Time Comparator Threshold VTH_VTR_DT -- 0.1 -- V Dead Time Comparator Delay (Note 5) -- -- 40 ns V_TR Over-Voltage Threshold VTH_VTR_OV 3.8 4 4.2 V |
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