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TPS62161 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS62161 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 35 page TPS62160 TPS62161, TPS62162, TPS62163 www.ti.com SLVSAM2C – NOVEMBER 2011 – REVISED SEPTEMBER 2013 ELECTRICAL CHARACTERISTICS over free-air temperature range (TA=-40°C to +85°C), typical values at VIN=12V and TA=25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY VIN Input Voltage Range(1) 3 17 V IQ Operating Quiescent Current EN=High, IOUT=0mA, device not switching 17 25 µA ISD Shutdown Current(2) EN=Low 1.5 4 µA Falling Input Voltage 2.6 2.7 2.82 V Undervoltage Lockout VUVLO Threshold Hysteresis 180 mV Thermal Shutdown 160 Temperature TSD °C Thermal Shutdown Hysteresis 20 CONTROL (EN, PG) High Level Input Threshold VEN_H 0.9 V Voltage (EN) VEN_L Low Level Input Threshold 0.3 V Voltage (EN) ILKG_EN Input Leakage Current (EN) EN=VIN or GND 0.01 1 µA Rising (%VOUT) 92 95 98 VTH_PG Power Good Threshold Voltage % Falling (%VOUT) 87 90 93 VOL_PG Power Good Output Low IPG=-2mA 0.07 0.3 V ILKG_PG Input Leakage Current (PG) VPG=1.8V 1 400 nA POWER SWITCH VIN≥6V 300 600 High-Side MOSFET ON- m Ω Resistance VIN=3V 430 RDS(ON) VIN≥6V 120 200 Low-Side MOSFET ON- m Ω Resistance VIN=3V 165 High-Side MOSFET Forward VIN=12V, TA=25°C ILIMF 1.45 1.95 2.45 A Current Limit(3) OUTPUT VREF Internal Reference Voltage(4) 0.8 V ILKG_FB Pin Leakage Current (FB) TPS62160, VFB=1.2V 5 400 nA Output Voltage Range VIN ≥ VOUT 0.9 6.0 V (TPS62160) PWM mode operation, VIN≥VOUT+1V –3 3 Initial Output Voltage % Accuracy(5) Power Save Mode operation, COUT=22µF -3.5 4 VOUT DC Output Voltage Load VIN=12V, VOUT=3.3V, PWM mode operation 0.05 % / A Regulation DC Output Voltage Line 3V ≤ VIN ≤ 17V, VOUT=3.3V, IOUT= 0.5A, PWM mode 0.02 % / V Regulation operation (1) The device is still functional down to Under Voltage Lockout (see parameter VUVLO). (2) Current into VIN pin. (3) This is the static current limit. It can be temporarily higher in applications due to internal propagation delay (see Current Limit And Short Circuit Protection section). (4) This is the voltage regulated at the FB pin. (5) This is the accuracy provided by the device itself (line and load regulation effects are not included). For fixed voltage versions, the (internal) resistive feedback divider is included. Copyright © 2011–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: TPS62160 TPS62161 TPS62162 TPS62163 |
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