Datasheet LTC3610 (Analog Devices) - 5

ManufacturerAnalog Devices
Description24V, 12A Monolithic Synchronous Step-Down DC/DC Converter
Pages / Page24 / 5 — Load Current. vs ITH Voltage and VRNG. On-Time vs ION Current. …
File Format / SizePDF / 402 Kb
Document LanguageEnglish

Load Current. vs ITH Voltage and VRNG. On-Time vs ION Current. On-Time vs VON Voltage. Maximum Valley Current Limit

Load	Current vs	ITH	Voltage	and	VRNG On-Time	vs	ION	Current On-Time	vs	VON	Voltage Maximum	Valley	Current	Limit

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LTC3610 typical perForMance characteristics
Load Current vs ITH Voltage and VRNG On-Time vs ION Current On-Time vs VON Voltage
25 10000 1000 VRNG = I 1V VVON = 0V ON = 30µA 20 0.7V 800 15 0.5V 1000 10 600 5 ON-TIME (ns) ON-TIME (ns) 400 LOAD CURRENT (A) 100 0 200 –5 –10 10 0 0 0.5 1.0 1.5 2.0 2.5 3.0 1 10 100 0 1 2 3 ITH VOLTAGE (V) ION CURRENT (µA) VON VOLTAGE (V) 3610 G10 3610 G11 3610 G12
Maximum Valley Current Limit Maximum Valley Current Limit On-Time vs Temperature vs VRNG Voltage vs RUN/SS Voltage
300 18 IION = 30µA 24 VVON = 0V 250 15 22 200 20 12 150 18 9 ON-TIME (ns) 16 100 6 14 50 3 12 MAXIMUM VALLEY CURRENT LIMIT (A) MAXIMUM VALLEY CURRENT LIMIT (A) 0 10 0 –50 –25 0 25 50 75 100 125 0.5 0.6 0.7 0.8 0.9 1.0 1.65 1.90 2.15 2.40 2.65 2.90 3.15 3.40 TEMPERATURE (°C) VRNG VOLTAGE (V) RUN/SS VOLTAGE (V) 3610 G14 3610 G15 3610 G13
Maximum Valley Current Limit Input Voltage Maximum Valley Current Limit vs Temperature vs Maximum Valley Current in Foldback
20 18 15 16 15 14 10 12 10 10 5 8 5 MAXIMUM VALLEY CURRENT (A) 6 MAXIMUM VALLEY CURRENT LIMIT (A) MAXIMUM VALLEY CURRENT LIMIT (A) 0 4 0 –50 –25 0 25 50 75 100 125 4 7 10 13 16 19 22 25 28 0 0.1 0.2 0.3 0.4 0.5 0.6 TEMPERATURE (°C) INPUT VOLTAGE (V) VFB (V) 3610 G16 3610 G17 3610 G18 3610ff Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts