MEAN WELL LED driverDC/DC-LED-driver LDD-700L LDD-700L Data Sheet

Product codes

LDD-700L

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

SPECIFICATION

LDD-300L

LDD-350L

LDD-500L

LDD-600L

LDD-700L

ORDER NO.

CURRENT RANGE

VOLTAGE RANGE

Note.4

CURRENT ACCURACY (Typ.)

OUTPUT

EFFICIENCY (max.)

DC CURRENT

INPUT

PWM
DIMMING

ON/OFF
CONTROL

ENVIRONMENT

EMC

WORKING TEMP.

WORKING HUMIDITY

STORAGE TEMP., HUMIDITY

TEMP. COEFFICIENT

VIBRATION

OPERATING CASE TEMP. (max.)

MTBF
DIMENSION

OTHERS

NOTE

WEIGHT

POTTING MATERIAL

SHORT CIRCUIT

FILTER

REMOTE ON/OFF

PWM FREQUENCY

QUIESCENT INPUT CURRENT
IN SHUTDOWN MODE(max.)

OVER TEMPERATURE

PROTECTION

RIPPLE & NOISE(max.)

Note.2

SWITCHING FREQENCY

EXTERNAL CAPACITANCE LOAD (max.)

95% at full load and 24VDC/36VDC input for LDD-300~700L/LW ; 95% at full load and 24VDC input for LDD-300~700LS

300mA

5mA

9 ~ 36VDC for LDD-300~700L/LW ; 9~ 32VDC for LDD-300~700LS

2.2uF

40KHz ~ 1000KHz

150mVp-p

±5% at 24VDC input

2 ~ 32VDC for LDD-300~700L/LW ; 2~ 28VDC for LDD-300~700LS

300mA

350mA

150mVp-p

350mA

500mA

150mVp-p

500mA

600mA

200mVp-p

600mA

700mA

200mVp-p

700mA

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

)

℃

-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

100

℃

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

LDD-300~700L:4g ; LDD-300~700LW:7.3g ; LDD-300~700LS :3.4g

Expoxy(UL94-V0) for LDD-300~700L/LW ; without potted for LDD-300~700LS

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.

Full load

Note.3

No load

Capacitor

Leave open if not use

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

DC-DC Constant Current Step-Down LED driver

L D D - L

s e r i e s

■

Features :

VOLTAGE RANGE

Tj 150

typically(IC1) detect on main control IC

℃

Regulated at rated output current

Protection type: Can be continued, recovers automatically after fault condition is removed

Protection type : Shut down, recovers automatically after temperature goes down

Compliance to EN55015, FCC part 15 class B

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

File Name:LDD-L-SPEC 2014-09-30

LDD-350L

Blank : pin style
W
S

: wire style
: SMD style

EMC IMMUNITY

EMC EMISSION