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LM5019 数据表(PDF) 6 Page - Texas Instruments |
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LM5019 数据表(HTML) 6 Page - Texas Instruments |
6 / 30 page LM5019 SNVS788F – JANUARY 2012 – REVISED DECEMBER 2014 www.ti.com 6.6 Switching Characteristics Typical values correspond to TJ = 25°C. Minimum and maximum limits apply over –40°C to 125°C junction temperature range unless otherwise stated. VIN = 48 V unless stated otherwise. See (1). MIN TYP MAX UNIT ON-TIME GENERATOR TON Test 1 VIN = 32 V, RON = 100 kΩ 270 350 460 ns TON Test 2 VIN = 48 V, RON = 100 kΩ 188 250 336 ns TON Test 3 VIN = 75 V, RON = 100 kΩ 250 370 500 ns TON Test 4 VIN = 10 V, RON = 250 kΩ 1880 3200 4425 ns MINIMUM OFF-TIME Minimum Off-Timer FB = 0 V 144 ns (1) All hot and cold limits are specified by correlating the electrical characteristics to process and temperature variations and applying statistical process control. 6.7 Typical Characteristics Figure 2. VCC vs VIN Figure 1. Efficiency at 240 kHz, 10 V Figure 4. ICC vs External VCC Figure 3. VCC vs ICC 6 Submit Documentation Feedback Copyright © 2012–2014, Texas Instruments Incorporated Product Folder Links: LM5019 |
类似零件编号 - LM5019_15 |
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类似说明 - LM5019_15 |
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