Datasheet LT3692A (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | Monolithic Dual Tracking 3.5A Step-Down Switching Regulator |
| 页数 / 页 | 42 / 7 — Typical perForMance characTerisTics. Comparator Sink Current. Switching … |
| 文件格式/大小 | PDF / 742 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics. Comparator Sink Current. Switching Frequency. vs Temperature
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LT3692A
Typical perForMance characTerisTics Comparator Sink Current Switching Frequency vs Temperature vs Temperature Switching Phase vs Temperature
400 1800 195 SINK CURRENT AT VCMPO = 0.4V 193 350 1600 RRT/SYNC = 44.2k 1400 191 300 189 1200 250 RRT/SYNC = 28.0k 187 1000 200 185 800 183 CURRENT (µA) 150 PHASE (DEG) FREQUENCY (kHz) 600 RRT/SYNC = 13.0k 181 100 400 179 50 200 RRT/SYNC = 0k 177 0 0 175 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3692A G10 3692A G11 3692A G12
CLKOUT-to-SW1 Delay RT/SYNC-to-CLKOUT and SW1 Synchronization Duty Cycles vs Temperature Delay vs Temperature vs Temperature
160 450 100 RT/SYNC FREQUENCY = 1MHz 150 400 SW1 90 140 350 80 MAXIMUM RT/SYNC DUTY CYCLE 130 70 300 120 CLKOUT 60 250 110 50 200 DELAY (ns) 100 DELAY (ns) 40 DUTY CYCLE (%) 90 150 30 MINIMUM RT/SYNC DUTY CYCLE 80 100 20 70 50 10 60 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3692A G13 3695A G14 3692A G15
DIV Voltage Threshold Switch Saturation Voltage vs Temperature vs Temperature
1.8 300 1.6 ÷8 250 ISW = 3A 1.4 1.2 200 ÷4 1.0 150 I 0.8 SW = 1A VOLTAGE (V) 0.6 ÷2 VOLTAGE (mV) 100 0.4 ISW = 500mA 0.2 50 0–50 –25 0 25 50 75 100 125 150 0–50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) 3695A G16 3692A G17 3692afc For more information www.linear.com/3692A 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics Comparator Sink Current Switching Frequency vs Temperature vs Temperature Switching Phase vs Temperature
400 1800 195 SINK CURRENT AT VCMPO = 0.4V 193 350 1600 RRT/SYNC = 44.2k 1400 191 300 189 1200 250 RRT/SYNC = 28.0k 187 1000 200 185 800 183 CURRENT (µA) 150 PHASE (DEG) FREQUENCY (kHz) 600 RRT/SYNC = 13.0k 181 100 400 179 50 200 RRT/SYNC = 0k 177 0 0 175 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3692A G10 3692A G11 3692A G12
CLKOUT-to-SW1 Delay RT/SYNC-to-CLKOUT and SW1 Synchronization Duty Cycles vs Temperature Delay vs Temperature vs Temperature
160 450 100 RT/SYNC FREQUENCY = 1MHz 150 400 SW1 90 140 350 80 MAXIMUM RT/SYNC DUTY CYCLE 130 70 300 120 CLKOUT 60 250 110 50 200 DELAY (ns) 100 DELAY (ns) 40 DUTY CYCLE (%) 90 150 30 MINIMUM RT/SYNC DUTY CYCLE 80 100 20 70 50 10 60 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3692A G13 3695A G14 3692A G15
DIV Voltage Threshold Switch Saturation Voltage vs Temperature vs Temperature
1.8 300 1.6 ÷8 250 ISW = 3A 1.4 1.2 200 ÷4 1.0 150 I 0.8 SW = 1A VOLTAGE (V) 0.6 ÷2 VOLTAGE (mV) 100 0.4 ISW = 500mA 0.2 50 0–50 –25 0 25 50 75 100 125 150 0–50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) 3695A G16 3692A G17 3692afc For more information www.linear.com/3692A 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts