Datasheet LT3964 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Dual 36V Synchronous 1.6A Buck LED Driver with I2C |
| 页数 / 页 | 36 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 3.8 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. VISP–ISN Full Scale vs
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LT3964
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. VISP–ISN Full Scale vs VISP–ISN 1/2 Scale (VCTRL = 0.7V) VISP–ISN vs ADIM Temperature V vs Temperature ISP–ISN ISP–ISN Full Scale vs Temperature vs T
100 104.0 54.0 VCTRL = 2V ISP = 24V ISP = 24V 90 103.0 ISN = 0V 53.0 ISN = 0V 80 102.0 52.0 70 60 101.0 51.0 (mV) (mV) (mV) 50 100.0 50.0 40 V ISP–ISN V ISP–ISN 99.0 V ISP–ISN 49.0 30 98.0 48.0 20 10 97.0 47.0 0 96.0 46.0 0 32 64 96 128 160 192 224 256 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 ADIM CODE TEMPERATURE (°C) TEMPERATURE (°C) 3964 G19 3964 G20 3964 G21
VISP–ISN 1/2 Scale (ADIM = 0x7f) VISP–ISN 1/5 Scale (VCTRL = 0.4V) VISP–ISN 1/10 Scale (VCTRL = vs Temperature vs T vs Temperature vs T 0.3V) vs Temperature
54.0 22.0 12.0 ISP = 24V ISP=24V ISP = 24V 53.0 ISN = 0V 21.5 ISN=0V 11.5 ISN = 0V VCTRL = 2V 52.0 21.0 11.0 51.0 20.5 10.5 (mV) (mV) 50.0 (mV) 20.0 10.0 V ISP–ISN 49.0 V ISP–ISN 19.5 V ISP–ISN 9.5 48.0 19.0 9.0 47.0 18.5 8.5 46.0 18.0 8.0 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3964 G22 3964 G23 3964 G24
VISP–ISN vs V ISP–ISN FB V FB ISP–ISN vs V ISP–ISN ISP V ISP ISP–ISN vs V ISP–ISN TSET at 90°C TSET
125 104 110 VCTRL = 2V VCTRL = 2V V 103 100 CTRL = 2V 100 102 90 101 80 75 70 100 (mmV) (mV) (mV) 60 99 50 50 98 V ISP–ISN V ISP–ISN V ISP–ISN 40 97 30 25 96 20 95 10 0 94 0 1.10 1.12 1.14 1.16 1.18 1.20 0 4 8 12 16 20 24 28 32 36 40 660 680 700 720 740 760 780 800 VFB (V) VISP (V) VTSET (mV) 3964 G25 3964 G26 3964 G27 3964fb 8 For more information www.linear.com/LT3964
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. VISP–ISN Full Scale vs VISP–ISN 1/2 Scale (VCTRL = 0.7V) VISP–ISN vs ADIM Temperature V vs Temperature ISP–ISN ISP–ISN Full Scale vs Temperature vs T
100 104.0 54.0 VCTRL = 2V ISP = 24V ISP = 24V 90 103.0 ISN = 0V 53.0 ISN = 0V 80 102.0 52.0 70 60 101.0 51.0 (mV) (mV) (mV) 50 100.0 50.0 40 V ISP–ISN V ISP–ISN 99.0 V ISP–ISN 49.0 30 98.0 48.0 20 10 97.0 47.0 0 96.0 46.0 0 32 64 96 128 160 192 224 256 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 ADIM CODE TEMPERATURE (°C) TEMPERATURE (°C) 3964 G19 3964 G20 3964 G21
VISP–ISN 1/2 Scale (ADIM = 0x7f) VISP–ISN 1/5 Scale (VCTRL = 0.4V) VISP–ISN 1/10 Scale (VCTRL = vs Temperature vs T vs Temperature vs T 0.3V) vs Temperature
54.0 22.0 12.0 ISP = 24V ISP=24V ISP = 24V 53.0 ISN = 0V 21.5 ISN=0V 11.5 ISN = 0V VCTRL = 2V 52.0 21.0 11.0 51.0 20.5 10.5 (mV) (mV) 50.0 (mV) 20.0 10.0 V ISP–ISN 49.0 V ISP–ISN 19.5 V ISP–ISN 9.5 48.0 19.0 9.0 47.0 18.5 8.5 46.0 18.0 8.0 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 –55 –25 5 35 65 95 125 155 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3964 G22 3964 G23 3964 G24
VISP–ISN vs V ISP–ISN FB V FB ISP–ISN vs V ISP–ISN ISP V ISP ISP–ISN vs V ISP–ISN TSET at 90°C TSET
125 104 110 VCTRL = 2V VCTRL = 2V V 103 100 CTRL = 2V 100 102 90 101 80 75 70 100 (mmV) (mV) (mV) 60 99 50 50 98 V ISP–ISN V ISP–ISN V ISP–ISN 40 97 30 25 96 20 95 10 0 94 0 1.10 1.12 1.14 1.16 1.18 1.20 0 4 8 12 16 20 24 28 32 36 40 660 680 700 720 740 760 780 800 VFB (V) VISP (V) VTSET (mV) 3964 G25 3964 G26 3964 G27 3964fb 8 For more information www.linear.com/LT3964