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SWCS049F 数据表(PDF) 22 Page - Texas Instruments |
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SWCS049F 数据表(HTML) 22 Page - Texas Instruments |
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22 / 119 page  22 TPS659110, TPS659112, TPS659113 TPS659114, TPS659118, TPS6591133 SWCS049Q – JUNE 2010 – REVISED MARCH 2016 www.ti.com Submit Documentation Feedback Product Folder Links: TPS659110 TPS659112 TPS659113 TPS659114 TPS659118 TPS6591133 Specifications Copyright © 2010–2016, Texas Instruments Incorporated VIO SMPS (continued) over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Conversion efficiency PWM mode, DCRL < 50 mΩ, VOUT = 1.8 V, VIN = 3.6 V: IOUT = 10 mA 40% IOUT = 100 mA 83% IOUT = 400 mA 85% IOUT = 800 mA 80% IOUT = 1200 mA 75% PFM mode, DCRL < 50 mΩ, VOUT = 1.8 V, VIN = 3.6 V: IOUT = 1 mA 68% IOUT = 10 mA 80% IOUT = 400 mA 85% 5.16 VDD1 SMPS over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input voltage (VCC1 and VCC7) VIN VOUT ≤ 2.7 V 2.7 5.5 V VOUT > 2.7 V VOUT 5.5 DC output voltage (VOUT) VGAIN_SEL = 00, IOUT = 0 to IOUTmax max programmable voltage, SEL[6:0] = 1001011 1.5 V SEL[6:0] = 0110011 –3% 1.2 3% min programmable voltage, SEL[6:0] = 0000011 0.6 SEL[6:0] = 000000: power down 0 VGAIN_SEL = 10, SEL = 0101011 = 43, IOUT = 0 to IOUTmax –3% 2.2 3% VGAIN_SEL = 11, SEL = 0101011 = 43, IOUT = 0 to IOUTmax –3% 3.3 3% DC output maximum voltage maximum value 3.3 V DC output voltage programmable step (VOUTSTEP) VGAIN_SEL = 00, 72 steps 12.5 mV Rated output current IOUTmax VDD1 output voltage = (0.6 to 2.2 V) 1500 mA VDD1 output voltage = 3.2 V 1200 VDD1 output voltage = (1.2 V, 1.35 V, 1.5 V) VINmin = 3 V 2000 P-channel MOSFET On-resistance RDS(ON)_PMOS VIN = VINmin 300 m Ω VIN = 3.8 V 250 400 P-channel leakage current ILK_PMOS VIN = VINmax, SW1 = 0 V 2 µA N-channel MOSFET On-resistance RDS(ON)_NMOS VIN = VMIN 300 m Ω VIN = 3.8 V 250 400 N-channel leakage current ILK_NMOS VIN = VINmax, SW1 = VINmax 2 µA PMOS current limit (high-side) VIN = VINmin to VINmax 1800 mA NMOS current limit (low-side) VIN = VINmin to VINmax, source current load 1800 mA VIN = VINmin to VINmax, sink current load 1800 |
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