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TLD5095EL Datasheet(PDF) 10 Page - Infineon Technologies AG |
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TLD5095EL Datasheet(HTML) 10 Page - Infineon Technologies AG |
10 / 31 page Datasheet 10 Rev. 1.1, 2009-12-16 TLD5095EL Boost Regulator 5.2 Electrical Characteristics 1) V IN = 6V to 40V; 4.5V ≤ VFBH ≤ 40V, 4.5V ≤ VFBL ≤ 40V, Tj = -40 °C to +150 °C, all voltages with respect to ground, positive current flowing into pin; (unless otherwise specified) Pos. Parameter Symbol Limit Values Unit Conditions Min. Typ. Max. Boost Regulator: 5.2.1 Feedback Reference Voltage V REF 0.28 0.30 0.32 V V IN = 19 V; V REF= VFBH -VFBL 5.2.2 Voltage Line Regulation ∆V REF / ∆V IN – – 0.15 %/V V IN = 6 to 19 V; V BO= 30 V; I BO = 500 mA Figure 21 5.2.3 Voltage Load Regulation ∆V REF / ∆I BO ––5%/A V IN = 6 V; V BO = 30V; I BO = 100 to 500 mA Figure 21 5.2.4 Switch Peak Over Current Threshold V SWCS 130 150 170 mV V IN = 6 V V FBH = VFBL = 5 V V COMP = 3.5V 5.2.5 Maximum Duty Cycle D MAX,fixed 90 93 95 % Fixed frequency mode 5.2.6 Maximum Duty Cycle D MAX,sync 88 – – % Synchronization mode 5.2.7 Soft Start Ramp t SS 350 1000 1500 µs V FB rising from 5% to 95% of V FB, typ. 5.2.8 Feedback Input Current I FBx -10 -50 -100 µA V FBH - VFBL = 0.3 V 5.2.9 Switch Current Sense Input Current I SWCS 10 50 100 µA V SWCS = 150 mV 5.2.10 Input Undervoltage Shutdown V IN,off 3.75 – – V V IN decreasing 5.2.11 Input Voltage Startup V IN,on ––4.75 V V IN increasing Gate Driver for Boost Switch 5.2.12 Gate Driver Peak Sourcing Current1) I SWO,SRC –380 –mA V SWO = 3.5V 5.2.13 Gate Driver Peak Sinking Current1) I SWO,SNK –550 –mA V SWO = 1.5V 5.2.14 Gate Driver Output Rise Time t R,SWO – 3060ns C L,SWO = 3.3nF; V SWO = 1V to 4V 5.2.15 Gate Driver Output Fall Time t F,SWO – 2040ns C L,SWO = 3.3nF; V SWO = 1V to 4V 5.2.16 Gate Driver Output Voltage1) V SWO 4.5 – 5.5 V C L,SWO = 3.3nF; 1) Not subject to production test, specified by design |
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