DC/DC драйверы LED
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  • Группа: LED-драйверы  
  • Серия: LDD-LS  
  • Корпус: SMD168
  • Норма упаковки: 15  шт. (в линейках)
  • не рекомендуется для новых разработок

Технические характеристики

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Тип преобразователя
Мощность выходная
Диапазон выходных напряжений
Диапазон выходных токов
Напряжение сети/входное номинальное
Режим стабилизации
Тип диммирования
Исполнение конструктивное
Степень защиты (IP)
Подстройка выходных параметров
Диапазон входных напряжений (DC)
Напряжение изоляции вход-выход
Количество выходов
Функция защиты
Температура рабочая
Размер 31.8×20.3×11.4 мм
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Файлы 1

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LDD-L DC-DC Constant Current Step-Down LED driver series ■ Features : DC/DC step-down converter Constant current output: 300mA to 700mA Wide input voltage: 9 ~ 36VDC Wide output LED string voltage: 2 ~ 32VDC High efficiency up to 95% Built-in EMI filter, comply with EN55015 and FCC part15 without additional input filter and capacitors Built-in PWM dimming and remote ON/OFF control Protections: Short circuit / Over temperature Cooling by free air convection Fully encapsulated with IP67 level for pin and wire style Compact size Low cost, high reliability Suitable for driving illumination LED 3 years warranty LDD-350L W Blank : pin style W : wire style S : SMD style SPECIFICATION ORDER NO. CURRENT RANGE VOLTAGE RANGE OUTPUT LDD-300L LDD-350L LDD-500L LDD-600L LDD-700L 300mA 350mA 500mA 600mA 700mA 200mVp-p 200mVp-p Note.4 2 ~ 32VDC for LDD-300~700L/LW ; 2~ 28VDC for LDD-300~700LS CURRENT ACCURACY (Typ.) ±5% at 24VDC input RIPPLE & NOISE(max.) Note.2 150mVp-p 150mVp-p 150mVp-p 40KHz ~ 1000KHz SWITCHING FREQENCY EXTERNAL CAPACITANCE LOAD (max.) 2.2uF VOLTAGE RANGE INPUT 9 ~ 36VDC for LDD-300~700L/LW ; 9~ 32VDC for LDD-300~700LS 95% at full load and 24VDC/36VDC input for LDD-300~700L/LW ; 95% at full load and 24VDC input for LDD-300~700LS EFFICIENCY (max.) 350mA 500mA 600mA 700mA Full load Note.3 300mA DC CURRENT 5mA No load FILTER Capacitor Leave open if not use PWM REMOTE ON/OFF DIMMING & PWM FREQUENCY ON/OFF CONTROL QUIESCENT INPUT CURRENT IN SHUTDOWN MODE(max.) SHORT CIRCUIT PROTECTION OVER TEMPERATURE WORKING TEMP. WORKING HUMIDITY STORAGE TEMP., HUMIDITY ENVIRONMENT TEMP. COEFFICIENT Power ON with dimming: DIM ~ -Vin >3.5 ~ 8VDC or open circuit Power OFF : DIM ~ -Vin < 0.5VDC or short 100 ~ 1KHz 1mA at PWM dimming OFF and 24VDC input Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed Tj 150℃ typically(IC1) detect on main control IC Protection type : Shut down, recovers automatically after temperature goes down -40 ~ + 85℃(Refer to derating curve) 20% ~ 90% RH non-condensing for LDD-300~700L/LW ; 20% ~ 85% RH non-condensing for LDD-300~700LS -55 ~ +125℃, 10 ~ 95% RH ±0.03% / ℃ 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes VIBRATION OPERATING CASE TEMP. (max.) 100℃ EMC OTHERS NOTE EMC EMISSION EMC IMMUNITY Compliance to EN55015, FCC part 15 class B MTBF DIMENSION 2000Khrs min. MIL-HDBK-217F (25℃) 22.6*9.9*8.9mm or 0.89"*0.39"*0.35" inch (L*W*H) for LDD-300~700L/LW ; 25.4*10.5*9.3mm or 1"*0.4135"*0.366" inch (L*W*H) for LDD-300~700LS WEIGHT LDD-300~700L:4g ; LDD-300~700LW:7.3g ; LDD-300~700LS :3.4g POTTING MATERIAL Expoxy(UL94-V0) for LDD-300~700L/LW ; without potted for LDD-300~700LS Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A 1.All parameters are specified at normal input(24VDC), rated load, 25℃ 70% RH ambient. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf capacitor. 3.Test condition: 24VDC input. 4.Output voltage will always step down by 3 volts from input DC voltage. File Name:LDD-L-SPEC 2014-09-30 PDF
Документация на серию LDD-LS 


Дата модификации: 30.09.2014

Размер: 127.3 Кб

6 стр.

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