LDD-350H: 产品描述LED Power Supplies 9-56Vin 2-52Vout 350mA LED Driver; 产品类别电源/电源管理; 文件大小101KB，共4页; 制造商MEAN WELL; 官网地址http://www.meanwell.com; 标准

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LDD-350H概述

LED Power Supplies 9-56Vin 2-52Vout 350mA LED Driver

LDD-350H规格参数

参数名称	属性值
Product Attribute	Attribute Value
制造商 Manufacturer	MEAN WELL
产品种类 Product Category	LED Power Supplies
RoHS	Details
Operation Mode	Constant Current (CC)
Output Current-Channel 1	350 mA
Output Voltage-Channel 1	2 VDC to 52 VDC
Input Voltage	9 VDC to 56 VDC
Dimming	With Dimming
Number of Outputs	1 Output
安装风格 Mounting Style	Through Hole
长度 Length	31.8 mm
高度 Height	12.2 mm
Industry	Commercial
系列 Packaging	Bulk
最大工作温度 Maximum Operating Temperature	+ 85 C
最小工作温度 Minimum Operating Temperature	- 40 C
工厂包装数量 Factory Pack Quantity	750
单位重量 Unit Weight	0.451507 oz

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DC-DC Constant Current Step-Down LED driver

■

Features :

DC/DC step-down converter

LDD-H

series

Constant current output: 300mA to 1500mA

Wide input voltage: 9 ~ 56VDC

Wide output LED string voltage: 2 ~ 52VDC

High efficiency up to 97%

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 for pin and wire style

Non-potted, optional conformal coating for SMD style

(Order No.: LDD- 350-1000 HSC)

Compact size

Low cost, high reliability

Suitable for driving illumination LED

3 years warranty

LDD-350H W

Blank : pin style

: wire style

: SMD style

LDD-1200H

Blank : pin style

: wire style

SPECIFICATION

ORDER NO.

CURRENT RANGE

VOLTAGE RANGE

OUTPUT

LDD-300H

300mA

Note.4

2 ~ 52VDC

LDD-350H

350mA

LDD-500H

500mA

LDD-600H

600mA

LDD-700H

700mA

LDD-1000H

1000mA

LDD-1200H

1200mA

2 ~ 46VDC

LDD-1500H

1500mA

CURRENT ACCURACY (Typ.)

3% at 24VDC input ;

4% at 48VDC input for LDD-H/HW ;

5% for LDD-HS

150mVp-p

200mVp-p

RIPPLE & NOISE(max.)

Note.2

150mVp-p

40KHz ~ 1000KHz

SWITCHING FREQENCY

EXTERNAL CAPACITANCE LOAD (max.)

2.2uF

VOLTAGE RANGE

9 ~ 56VDC

350mVp-p

9 ~ 52VDC

1360mA

INPUT

97% at full load and 36VDC/48VDC input for LDD-H/HW ; 96% at full load and 36VDC/48VDC input for LDD-HS

EFFICIENCY (max.)

320mA

450mA

550mA

650mA

900mA

1100mA

Full load

Note.3

270mA

DC CURRENT

5mA

No load

FILTER

Capacitor

Leave open if not use

Power ON with dimming: DIM ~ -Vin >2.5 ~ 6VDC or open circuit

Power OFF : DIM ~ -Vin < 0.8VDC 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-H/HW ; 20%~85% RH non-condensing for LDD-HS

-55 ~ +125

℃

, 10 ~ 95% RH

0.03% /

℃

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

Compliance to EN55015, FCC part 15 class B

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

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

VIBRATION

EMC EMISSION

EMC IMMUNITY

MTBF

DIMENSION

OTHERS

WEIGHT

POTTING MATERIAL

NOTE

OPERATING CASE TEMP. (max.)

100℃

EMC

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

℃

)

31.8*20.3*12.2mm or 1.25"*0.8"*0.48" inch (L*W*H) for LDD-H/HW ; 31.8*20.3*11.4mm or 1.25"*0.8"*0.45" inch (L*W*H) for LDD-HS

LDD-H:15.6g ; LDD-HW:18g ; LDD-HS:12.8g

Expoxy(UL94-V0) for LDD-H/HW ; without potted for LDD-HS

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.

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-SPEC 2016-06-22

LDD-350H相似产品对比

	LDD-350H	LDD-1200H	LDD-350HS	LDD-300HS	LDD-500H	LDD-600H
描述	LED Power Supplies 9-56Vin 2-52Vout 350mA LED Driver	LED Power Supplies 9-52Vin 2-46Vout CC 1200mA TH	LED Power Supplies 9-56V 2-52Vout 350mA LED Driver SMT style	LED Power Supplies 9-56V 2-52Vout 300mA LED Driver SMT style	LED Power Supplies 9-56Vin 2-52Vout 500mA LED Driver	LED Power Supplies 9-56Vin 2-52Vout 600mA LED Driver
Product Attribute	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value
制造商 Manufacturer	MEAN WELL	MEAN WELL	MEAN WELL	MEAN WELL	MEAN WELL	MEAN WELL
产品种类 Product Category	LED Power Supplies	LED Power Supplies	LED Power Supplies	LED Power Supplies	LED Power Supplies	LED Power Supplies
RoHS	Details	Details	Details	Details	Details	Details
Operation Mode	Constant Current (CC)	Constant Current (CC)	Constant Current (CC)	Constant Current (CC)	Constant Current (CC)	Constant Current (CC)
Output Current-Channel 1	350 mA	1.2 A	350 mA	300 mA	500 mA	600 mA
Output Voltage-Channel 1	2 VDC to 52 VDC	2 VDC to 46 VDC	2 VDC to 52 VDC	2 VDC to 52 VDC	2 VDC to 52 VDC	2 VDC to 52 VDC
Input Voltage	9 VDC to 56 VDC	9 VDC to 52 VDC	9 VDC to 56 VDC	9 VDC to 56 VDC	9 VDC to 56 VDC	9 VDC to 56 VDC
Dimming	With Dimming	With Dimming	With Dimming	With Dimming	With Dimming	With Dimming
Number of Outputs	1 Output	1 Output	1 Output	1 Output	1 Output	1 Output
安装风格 Mounting Style	Through Hole	Through Hole	SMD/SMT	SMD/SMT	Through Hole	Through Hole
Industry	Commercial	Commercial	Commercial	Commercial	Commercial	Commercial
最大工作温度 Maximum Operating Temperature	+ 85 C	+ 85 C	+ 85 C	+ 85 C	+ 85 C	+ 85 C
最小工作温度 Minimum Operating Temperature	- 40 C	- 40 C	- 40 C	- 40 C	- 40 C	- 40 C
工厂包装数量 Factory Pack Quantity	750	750	720	720	750	750
单位重量 Unit Weight	0.451507 oz	0.550274 oz	0.451507 oz	0.451507 oz	0.451507 oz	0.451507 oz
长度 Length	31.8 mm	-	31.8 mm	31.8 mm	31.8 mm	31.8 mm
高度 Height	12.2 mm	-	11.4 mm	11.4 mm	12.2 mm	12.2 mm
系列 Packaging	Bulk	-	Tube	Tube	Tube	Tube