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Datasheet LTM8040 (Analog Devices) - 3

ПроизводительAnalog Devices
Описание36V, 1A μModule (Power Module) LED Driver and Current Source
Страниц / Страница20 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply …
Формат / Размер файлаPDF / 220 Кб
Язык документаанглийский

ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating

ELECTRICAL CHARACTERISTICS The denotes the specifi cations which apply over the full operating

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LTM8040
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VIN = 12V, SHDN = 5V, VPWM = 5V, unless otherwise noted (Note 3). PARAMETER CONDITIONS MIN TYP MAX UNITS
LEDA Clamp Voltage 13.2 14.5 V Minimum BIAS Voltage 2.0 2.6 V
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 3:
The LTM8040E is guaranteed to meet performance specifi cations may cause permanent damage to the device. Exposure to any Absolute from 0°C to 125°C internal. Specifi cations over the full –40°C to Maximum Rating condition for extended periods may affect device 125°C internal operating temperature range are assured by design, reliability and lifetime. characterization and correlation with statistical process controls. The
Note 2:
This μModule includes overtemperature protection that is intended LTM8040I is guaranteed to meet specifi cations over the full –40°C to 125°C to protect the device during momentary overload conditions. Junction internal operating temperature range. Note that the maximum internal temperature will exceed 125°C when overtemperature protection is active. temperature is determined by specifi c operating conditions in conjunction Continuous operation above the specifi ed maximum operating junction with board layout, the rated package thermal resistance and other temperature may impair device reliability. environmental factors.
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, confi gured per Table 2 unless otherwise noted) Effi ciency–Single 2.7V at 1A LED Effi ciency–Three 2.7V at 1A LEDs Effi ciency–Four 2.7V at 1A LEDs
85 100 100 90 90 80 80 80 75 70 70 60 70 60 50 50 65 40 40 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 60 30 30 20 24 V 20 55 IN 12 V 24 V 24 V IN 10 IN 10 IN 5 V 12 V 12 V IN IN IN 50 0 0 0 200 400 600 800 1000 0 200 400 600 800 1000 0 200 400 600 800 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 8040 G01 8040 G02 8040 G03
Effi ciency–Single 3.3V at 1A LED Effi ciency–Two 3.3V at 1A LEDs Effi ciency–Three 3.3V at 1A LEDs
90 100 100 90 80 90 80 70 80 70 70 60 60 60 50 50 50 40 40 40 EFFICIENCY (%) EFFICIENCY (%) 30 EFFICIENCY (%) 30 30 20 20 20 24 VIN 24 V 10 12 V 24 V IN 10 IN 10 IN 12 VIN 5 V 12 V IN IN 0 0 0 0 200 400 600 800 1000 0 200 400 600 800 1000 0 200 400 600 800 1000 OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) OUTPUT CURRENT (mA) 8040 G04 8040 G05 8040 G06 8040fa 3
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