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LM3475MF Datasheet(PDF) 5 Page - Texas Instruments |
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LM3475MF Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 25 page  LM3475 www.ti.com SNVS239C – OCTOBER 2004 – REVISED OCTOBER 2015 6.5 Electrical Characteristics Typical limits are for TJ = 25°C, unless otherwise specified, VIN = EN = 5.0 V. Maximum and minimum specification limits are specified by design, test, or statistical analysis. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT IQ Quiescent current EN = VIN (PGATE TJ = 25°C 260 Open) TJ = −40°C to +125°C 170 320 µA EN = 0V TJ = 25°C 7 TJ = −40°C to +125°C 4 10 VFB TJ = 25°C 0.8 Feedback voltage V TJ = −40°C to +125°C 0.788 0.812 % ΔVFB/ΔVIN Feedback voltage line 2.7 V < VIN < 10 V 0.01 %/V regulation VHYST Comparator hysteresis 2.7 V < VIN < 10 V TJ = 25°C 21 28 mV −40°C to +125°C 21 32 IFB FB bias current TJ = 25°C 50 nA −40°C to +125°C 600 Enable threshold Increasing TJ = 25°C 1.5 V voltage VthEN −40°C to +125°C 1.2 1.8 Hysteresis 365 mV IEN Enable leakage current TJ = 25°C 0.025 EN = 10 V µA −40°C to +125°C 1 Source 2.8 ISOURCE = 100 mA RPGATE Driver resistance Ω Sink 1.8 ISink = 100 mA Source VPGATE = 3.5 V 0.475 CPGATE = 1 nF IPGATE Driver output current A Sink VPGATE = 3.5 V 1.0 CPGATE = 1 nF TSS Soft-start time 2.7 V < VIN < 10 V (EN Rising) 4 ms TONMIN Minimum on-time PGATE Open 180 ns VUVD Undervoltage detection Measured at the FB TJ = 25°C 0.56 V Pin −40°C to +125°C 0.487 0.613 Copyright © 2004–2015, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM3475 |
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