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LP8733 Datasheet(PDF) 10 Page - Texas Instruments |
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LP8733 Datasheet(HTML) 10 Page - Texas Instruments |
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10 / 82 page  10 LP8733 SNVSBK2 – SEPTEMBER 2019 www.ti.com Product Folder Links: LP8733 Submit Documentation Feedback Copyright © 2019, Texas Instruments Incorporated Electrical Characteristics (continued) Limits apply over the junction temperature range –40°C ≤ TJ ≤ +140°C, specified VVANA, VVIN_Bx, VVIN_LDOx, VVOUT_Bx, VVOUT_LDOx and IOUT range, unless otherwise noted. Typical values are at TJ = 25°C, VVANA = VVIN_Bx = VVIN_LDOx = 3.7 V, and VOUT = 1 V, unless otherwise noted. (1)(2). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Standby current consumption, regulators disabled 9 µA Active current consumption, one buck regulator enabled in auto mode, internal RC oscillator, PGOOD monitoring enabled Single-phase output: IOUT_Bx = 0 mA, not switching 58 µA Active current consumption, two buck regulators enabled in auto mode, internal RC oscillator, PGOOD monitoring enabled Single-phase output: IOUT_Bx = 0 mA, not switching 100 µA Active current consumption, one buck regulator enabled in auto mode, internal RC oscillator, PGOOD monitoring enabled Dual-phase output: IOUT_Bx = 0 mA, not switching 72 µA Active current consumption during PWM operation, one buck regulator enabled Single-phase output: IOUT_Bx = 0 mA 15 mA Active current consumption during PWM operation, two buck regulators enabled Single-phase output: IOUT_Bx = 0 mA 30 mA Active current consumption during PWM operation, buck regulator enabled Dual-phase output: IOUT_Bx = 0 mA 15 mA LDO regulator enabled Additional current consumption per LDO, IOUT_LDOx = 0 mA 86 µA PLL and clock detector current consumption fEXT_CLK = 1 MHz, Additional current consumption when enabled 2 mA DIGITAL INPUT SIGNALS EN, SCL, SDA, CLKIN VIL Input low level 0.4 V VIH Input high level 1.2 VHYS Hysteresis of Schmitt Trigger inputs 10 80 200 mV EN/CLKIN pulldown resistance EN_PD/CLKIN_PD = 1 500 kΩ DIGITAL OUTPUT SIGNALS nINT, SDA VOL Output low level nINT: ISOURCE = 2 mA 0.4 V SDA: ISOURCE = 20 mA 0.4 V RP External pullup resistor for nINT To VIO Supply 10 k Ω DIGITAL OUTPUT SIGNALS PGOOD, GPO, GPO2 VOL Output low level ISOURCE = 2 mA 0.4 V VOH Output high level, configured to push-pull ISINK = 2 mA VVANA – 0.4 VVANA V |
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