Datasheet > LDD-300L

LDD-300L

更新时间： 2024-01-20 18:44:35

品牌	Logo	应用领域
明纬 - MEANWELL		驱动器
页数	文件大小	规格书
3页	159K
描述
DC-DC Constant Current LED driver

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中文翻译

获取价格

数据手册

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LDD-300L 数据手册

DC-DC Constant Current LED driver

LDD-L series

Features :

Constant current output: 300mA to 700mA

Wide input voltage: 9 ~ 36VDC

Wide output LED string voltage: 2 ~ 32VDC

High efficiency up to 95%

DC/DC step-down converter

Built-in EMI filter, comply with EN55015 and FCC part15 without

additional input filter and capacitors

Built-in PWM and remote ON/OFF control

Protections: Short circuit / Over temperature

Cooling by free air convection

Fully encapsulated with IP67 level

Compact size

Low cost, high reliability

Suitable for driving illumination LED

3 years warranty

LDD-350L

Blank : pin style

: wire style

SPECIFICATION

ORDER NO.

LDD-300L

LDD-350L

LDD-500L

LDD-600L

LDD-700L

CURRENT RANGE

300mA

350mA

500mA

600mA

700mA

VOLTAGE RANGE

2 ~ 32VDC

5% at 24VDC input

150mVp-p

CURRENT ACCURACY (Typ.)

RIPPLE & NOISE(max.) Note.2

SWITCHING FREQENCY

EXTERNAL CAPACITANCE LOAD (max.)

OUTPUT

150mVp-p

200mVp-p

40KHz ~ 1000KHz

2.2uF

9 ~ 36VDC

VOLTAGE RANGE

EFFICIENCY (max.)

95% at full load and 24VDC/36VDC input

350mA

INPUT

500mA

600mA

700mA

Full load Note.3 300mA

DC CURRENT

FILTER

No load

10mA

Capacitor

Leave open if not use

PWM

Power ON with dimming: DIM ~ -Vin >3.5 ~ 8VDC or open circuit

Power OFF : DIM ~ -Vin < 0.5VDC or short

100 ~ 1KHz

REMOTE ON/OFF

DIMMING

PWM FREQUENCY

ON/OFF

CONTROL

QUIESCENT INPUT CURRENT

IN SHUTDOWN MODE(max.)

1mA at PWM dimming OFF and 24VDC input

Regulated at rated output current

SHORT CIRCUIT

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)

PROTECTION

OVER TEMPERATURE

WORKING TEMP.

20% ~ 90% RH non-condensing

WORKING HUMIDITY

STORAGE TEMP., HUMIDITY

TEMP. COEFFICIENT

VIBRATION

-55 ~ +125 , 10 ~ 95% RH

ENVIRONMENT

0.03% /

10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes

100

OPERATING CASE TEMP. (max.)

EMI CONDUCTION & RADIATION

EMS IMMUNITY

Compliance to EN55015, FCC part 15 class B

Compliance to EN61000-4-2,3,4,6,8, light industry level, criteria A

EMC

2000Khrs min. MIL-HDBK-217F (25

)

MTBF

DIMENSION

22.6*9.9*8.9mm or 0.89"*0.39"*0.33" inch (L*W*H)

LDD-L:4g ; LDD-LW:7.3g

OTHERS

NOTE

WEIGHT

Expoxy(UL94-V0)

POTTING MATERIAL

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.

File Name:LDD-L-SPEC 2012-03-01

12 3

中文翻译

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