Серия DC-DC модульных преобразователей LDD-H-DA

Общие характеристики

Раздел DC-DC модульные преобразователи
Количество каналов
Параметры выходов
Возможности драйвер светодиодов, DALI, неизолированный
Комплекс защит короткого замыкания, перегрузки
КПД
Напряжение изоляции вход-выход
Размер 40.6×23.5×10.1 мм
Рабочая температура

Документация на серию LDD-H-DA

DC-DC Constant Current Step-Down LED driver with DALI LDD-H-DA series ■ Features : DC/DC step-down converter Constant current output: 350mA to 1400mA Wide input voltage: 6 ~ 50VDC Wide output LED string voltage: 3 ~ 45VDC High efficiency up to 95% Built-in EMI filter, comply with EN55015 without additional input filter and capacitors DALI dimming function input under voltage lockout Built-in PWM and remote ON/OFF control(pin style only, wire style optional) Protections: Short circuit Cooling by free air convection Fully encapsulated with IP65 level Compact size Suitable for driving illumination LED 3 years warranty LDD-350H- W DA Blank : pin style W : wire style SPECIFICATION ORDER NO. LDD-350H CURRENT RANGE VOLTAGE RANGE OUTPUT DA 350mA LDD-700H - DA 700mA LDD-1050H - DA 1050mA Note.4 3 ~ 45VDC CURRENT ACCURACY (Typ.) ±5% at 48VDC input RIPPLE & NOISE(max.) Note.2 300mVp-p LDD-1400H - DA 1400mA 3 ~ 36VDC ±5% at 28VDC input 500mVp-p 500mVp-p 500mVp-p SWITCHING FREQENCY (Typ.) 500KHz EXTERNAL CAPACITANCE LOAD (max.) 1400uF VOLTAGE RANGE INPUT FILTER PWM DIMMING REMOTE ON/OFF & ON/OFF PWM FREQUENCY CONTROL QUIESCENT INPUT CURRENT (PIN STYLE ONLY) IN SHUTDOWN MODE(max.) ANALOG DIMMING & ON/OFF CONTROL 825mA 1280mA Capacitor Leave open if not use Power ON with dimming: DIM ~ -Vin >1.2 ~ 5VDC or open circuit, max. operation voltage 5.5VDC Power OFF : DIM ~ -Vin < 0.1VDC or short 200 ~ 1KHz 1mA at PWM dimming OFF and 24VDC input Leave open if not use REMOTE ON/OFF Power ON with dimming: Analog DIM ~ -Vin >0.1 ~ 2.5VDC or open circuit, max. operation voltage 5.5VDC Power OFF : Analog DIM ~ -Vin <0.1VDC or short (PIN STYLE ONLY) SHORT CIRCUIT PROTECTION 6 ~ 40VDC 6 ~ 50VDC 95% at full load and 48VDC input EFFICIENCY (max.) 550mA Full load Note.3 275mA DC CURRENT 5mA No load INPUT VOLTAGE Start up LOCKOUT Shut-down WORKING TEMP. WORKING HUMIDITY STORAGE TEMP., HUMIDITY ENVIRONMENT TEMP. COEFFICIENT Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed 4.2VDC 3.8VDC -40 ~ + 85℃(Refer to derating curve) 20% ~ 90% RH non-condensing -55 ~ +125℃, 10 ~ 95% RH non-condensing ±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 MTBF DIMENSION 1.6Mhrs min. MIL-HDBK-217F (25℃) 40.6*23.5*10.1mm or 1.6"*0.93"*0.40" inch (L*W*H) WEIGHT LDD-H-DA:18g ; LDD-H-WDA:23g POTTING MATERIAL Expoxy(UL94-V0) Compliance to EN61547, EN61000-4-2,3,4,6,8, light industry level, criteria A 1.All parameters are specified at normal input(48VDC), 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: 48VDC input for 350~1050mA, 28VDC input for 1400mA. 4.Output voltage will always step down by 3 volts from input DC voltage. 5.The output of LDD-H should not be connected to the input of the same unit or output from other sources. File Name:LDD-H-DA-SPEC 2017-10-17 PDF
Документация на серию LDD-H-DA 

LDD-H-DA.cdr

Дата модификации: 19.02.2018

Размер: 94.4 Кб

4 стр.

    Товары серии LDD-H-DA

    Наименование i Упаковка Монтаж P вых U вх U1 I1
    LDD-1050H-DA (MW) в линейках 100 шт
    LDD-1050H-WDA (MW) в коробках 100 шт
    LDD-1400H-DA (MW)
    LDD-1400H-WDA (MW)
    LDD-350H-DA (MW) в линейках 100 шт
    LDD-350H-WDA (MW) в коробках 100 шт
    LDD-700H-DA (MW) в линейках 100 шт
    LDD-700H-WDA (MW) в коробках 100 шт

    LDD-H-DA публикации

    27 марта 2018
    новость

    LDD-H-DA - понижающие DC/DC LED драйверы с управлением по DALI от MEAN WELL

    Компания MEAN WELL расширила семейство понижающих LED драйверов постоянного тока LDD–H новой серией с диммингом по протоколу DALI. Новая серия преобразователей LDD–H–DA выпускается на стандартные значения выходного тока: 350,... ...читать