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LM536353QRNLRQ1 bảng dữ liệu(PDF) 8 Page - Texas Instruments |
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LM536353QRNLRQ1 bảng dữ liệu(HTML) 8 Page - Texas Instruments |
8 / 55 page 8 LM53625-Q1, LM53635-Q1 SNVSAA7A – DECEMBER 2015 – REVISED MAY 2016 www.ti.com Product Folder Links: LM53625-Q1 LM53635-Q1 Submit Documentation Feedback Copyright © 2015–2016, Texas Instruments Incorporated Electrical Characteristics (continued) Limits apply over the recommended operating junction temperature range of –40°C to +150°C, unless otherwise noted. Minimum and maximum limits are specified through test, design, or statistical correlation. Typical values represent the most likely parametric norm at Tj = 25°C, and are provided for reference purposes only. Unless otherwise stated the following conditions apply: VIN = 13.5 V. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT IFPWM FPWM leakage current VIN = 13.5 V, VFPWM = 3.3 V 1 µA VIN = VFPWM = 13.5 V 5 ISYNC SYNC leakage current VIN = 13.5 V, VSYNC = 3.3 V 1 µA VIN = VSYNC = 13.5 V 5 IL-HS High-side switch current limit LM53625 3.5 5 6.5 A LM53635 4.5 6 7.5 IL-LS Low-side switch current limit LM53625 2.5 3.5 4.1 A LM53635 3.5 4.5 5.1 IL-ZC Zero-cross current limit FPWM = low –0.02 A IL-NEG Negative current limit FPWM = high –1.5 RDSON Power switch on-resistance High-side MOSFET RDSON, VIN = 13 V, IL=1A 60 130 m Ω Low-side MOSFET RDSON, VIN = 13 V, IL=1A 40 80 VEN Enable input threshold voltage - rising Enable rising 1.7 2 V VEN_HYST Enable threshold hysteresis 0.45 0.55 V VEN_WAKE Enable wake-up threshold 0.4 V IEN EN pin input current VIN = VEN = 13.5 V 2 5 µA VCC Internal VCC voltage VIN 13.5 V, VBIAS = 0 V 3.05 V VIN = 13.5 V, VBIAS = 3.3 V 3.15 VCC_UVLO Internal VCC input undervoltage lockout VIN rising 2.7 V Hysteresis below VCC-UVLO 185 mV IFB Input current from FB to AGND Adjustable LM53625/35-Q1, FB=1 V 20 nA VREF Reference voltage for adjustable option only TJ = 25°C 0.993 1 1.007 V TJ = –40°C to 125°C 0.99 1 1.01 TJ = –40°C to 150°C 0.985 1 1.015 RRESET RDSON of RESEToutput Pull FB pin low. Sink 1-mA at RESET pin 50 85 Ω VSYNC VIH 1.5 V VIL 0.4 VHYST 0.15 1 TSD Thermal shutdown thresholds(2) Rising 155 175 °C Hysteresis 15 DMAX Maximum switch duty cycle Fsw = 2.1 MHz 80% While in dropout(2) 98% |
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