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LM5166 Datasheet(PDF) 5 Page - Texas Instruments |
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LM5166 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 53 page  5 LM5166 www.ti.com SNVSA67A – DECEMBER 2016 – REVISED DECEMBER 2016 Product Folder Links: LM5166 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 6.4 Thermal Information THERMAL METRIC(1) LM5166 UNIT VSON 10 PINS RθJA Junction-to-ambient thermal resistance 49.1 °C/W RθJC(top) Junction-to-case (top) thermal resistance 57.2 °C/W RθJB Junction-to-board thermal resistance 26.6 °C/W ψJT Junction-to-top characterization parameter 0.8 °C/W ψJB Junction-to-board characterization parameter 23.8 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance 4.8 °C/W 6.5 Electrical Characteristics Typical values correspond to TJ = 25°C. Minimum and maximum limits are based on TJ = –40°C to +125°C. VIN = 12 V (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT IQ-SD VIN DC supply current, shutdown VEN = 0 V, TJ = 25°C 4 6 µA IQ-SLEEP VIN DC supply current, no load VFB = 1.5 V, TJ = 25°C 9.7 15 IQ-SLEEP-VINMAX VIN DC supply current, no load, VVIN = 65 V VFB = 1.5 V, VVIN = 65 V, TJ = 25°C 10 15 IQ-ACTIVE-PFM VIN DC supply current, active, max load PFM mode, RRT = 0 Ω, RSS = 100 kΩ 205 IQ-ACTIVE-COT VIN DC supply current, active, max load COT mode, RRT = RSS = 100 kΩ 320 POWER SWITCHES RDSON1 High-side MOSFET RDS(on) ISW = –100 mA 0.93 Ω RDSON2 Low-side MOSFET RDS(on) ISW = 100 mA 0.48 CURRENT LIMITING IHS_LIM1 High-side peak current limit thresholds See Table 3 1125 1250 1375 mA IHS_LIM2 675 750 825 IHS_LIM3 440 500 560 ILS_LIM1 Low-side valley current limit thresholds See Table 3 415 mA ILS_LIM2 315 REGULATION COMPARATOR VVOUT5 VOUT 5-V DC setpoint LM5166X 4.9 5.0 5.1 V VVOUT3.3 VOUT 3.3-V DC setpoint LM5166Y 3.23 3.30 3.37 IVOUT VOUT pin input current VVOUT = 5 V, LM5166X 7 µA VVOUT = 3.3 V, LM5166Y 3.8 VFB1 Lower FB regulation threshold (PFM and COT) Adjustable VOUT version 1.208 1.223 1.238 V VFB2 Upper FB regulation threshold (PFM) 1.218 1.233 1.248 IFB FB pin input bias current VFB = 1 V 100 nA FBHYS-PFM FB comparator PFM hysteresis PFM mode 10 mV FBHYS-COT FB comparator dropout hysteresis COT mode 4 FBLINE-REG FB threshold variation over line VVIN = 3 V to 65 V 0.005 %/V VOUTLINE-REG VOUT threshold variation over line LM5166X, VVIN = 6 V to 65 V LM5166Y, VVIN = 4.5 V to 65 V 0.005 %/V POWER GOOD UVTRISING PGOOD comparator VFB rising relative to VFB1 threshold 94% UVTFALLING VFB falling relative to VFB1 threshold 87% |
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Similar Description - LM5166_17 |
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