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TPS65120RGT Datasheet(PDF) 3 Page - Texas Instruments |
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TPS65120RGT Datasheet(HTML) 3 Page - Texas Instruments |
3 / 30 page www.ti.com ELECTRICAL CHARACTERISTICS TPS65120, TPS65121, TPS65123, TPS65124 SLVS531A – JUNE 2004 – REVISED MARCH 2005 V IN = 3.6 V, EN = RUN = VIN, L = 10 µH, TA = -40°C to 85°C, typical values are at TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT CONVERTER STAGE RL_MAIN≥ 330 Ω at VMAIN = 5 V, RL_VGH≥ 12 kΩ at VGH = 12 V, Input voltage for full load operation 2.7 5.5 V RL_VGL≥ 12 kΩ at VGL = -12 V, VLDOIN= GND, TA = -40°C to 85°C VIN RL_MAIN≥ 660 Ω at VMAIN = 5 V, RL_VGH≥ 24 kΩ at VGH = 12 V, Minimum input voltage for start-up 2.5 V RL_VGL≥ 24 kΩ at VGL = -12 V, VLDOIN= GND, TA = -20°C to 85°C RL_MAIN = 250 Ω at VMAIN = 5 V f Switching frequency 4.0 MHz VLDOIN= ENVGH = ENVGL = GND VIN≥ 2.7 V 35 PGH Output power on VGH mW VIN≥ 2.5 V 15 VIN≥ 2.7 V 35 PGL Output power on VGL mW VIN≥ 2.5 V 15 VIN≥ 2.5 V 60 VIN≥ 2.7 V 120 Total output power on PTOT mW VBOOT + VGH + VGL VIN≥ 3 V 150 VIN≥ 4.5 V 250 VMAIN = 5.0 V, IBOOT = 20 mA, η Power efficiency VGH = 15 V, VGL = -10 V, 83% IGH = IGL = 100 µA, VLDOIN = GND ILIM P-MOS1 current limit 2.7 V ≤ V IN≤ 5.5 V 150 200 mA ISTART-UP P-MOS1 start-up current limit 2.7 V ≤ V IN≤ 5.5 V 65 mA VIN = VGS = 3.6 V 2.5 4.3 P-MOS1 switch on-resistance Ω VIN = VGS = 2.5 V 3.8 6.9 VBOOT = VGS = 3.7 V 1.9 3.5 rDS(ON) N-MOS1 switch on-resistance Ω VBOOT = VGS = 5 V 1.4 2.3 P-MOS1 leakage current 0.01 VDS = 6 V, TA = 25°C µA N-MOS1 leakage current 0.01 VGS = VBOOT = 5.5 V, VSWP = 2 V, N-MOS2 + P-MOS2 forward voltage drop 400 600 mV IBOOT = ID = 50 mA VGS = VBOOT = 5.5 V, VSWP = 2 V, N-MOS3 + D1 forward voltage drop 900 1100 mV IGH = ID = 50 mA CONVERTER SUPPLY CURRENT Quiescent current into VIN IMAIN = IGH = IGL = 0 mA, 140 170 VGH = +15 V, VGL = -15 V, Quiescent current into BOOT 30 60 VMAIN = 5 V, VFBH = VFBM = +1.5 V, IQ µA VFBL = -0.2 V, VBOOT = 5.25 V, Quiescent current into VGH 0.1 1 VLDOIN = GND, EN = RUN = VIN, TA = 25°C ISD Shutdown current TA = 25°C 0.1 1 µA 3 |
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