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Mean Well LDB-600LW DC/DC LED Driver CC 600mA - Buck-boost

contant currentbuck-boosthigh efficiency up to 91%wire style
SKU LDB-600LW
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Overview

LDB-600LW is the model of this series: typical efficiency 82%. Type W: W : wire style.

Features

  • DC/DC buck-boost converter
  • Constant current output: 300mA to 600mA
  • Wide input voltage: 9 ~ 36VDC
  • Wide output LED string voltage: 2 ~ 40VDC
  • High efficiency up to 91%
  • Comply with BS EN/EN55015 and FCC part15
  • 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
  • High reliability
  • Suitable for driving illumination LED
  • 3 years warranty

Specifications

LDB-600LWSpecifications from the official datasheet (2024-08-02 edition)

OUTPUT

CURRENT RANGE
600mA
VOLTAGE RANGENote.4
2 ~ 30VDC
CURRENT ACCURACY (Typ.)
±5%
RIPPLE & NOISE(max.)Note.2
200mVp-p
SWITCHING FREQENCY
1000KHz
NO LOAD OUTPUT VOLTAGE
75VDC

INPUT

VOLTAGE RANGENote.4
9 ~ 28VDC
EFFICIENCY (max.) 12VDC
82%
EFFICIENCY (max.) 24VDC
88%
DC CURRENT Full load 12VDC
2000mA
DC CURRENT Full load 24VDC
930mA
DC CURRENT No load
2mA (Vin 24VDC)
FILTER
Capacitor

PWM DIMMING & ON/OFF CONTROL

REMOTE ON/OFF
Leave open if not use Power ON with dimming: DIM ~ -Vin >2 ~ 10VDC or open circuit Power OFF : DIM ~ -Vin < 0.5VDC or short
PWM FREQUENCY
100 ~ 1KHz
MAX. PWM SIGNAL CURRENT
1mA

PROTECTION

SHORT CIRCUIT
Regulated at rated output current Protection type: Can be continued, recovers automatically after fault condition is removed
OVER TEMPERATURE
Tj 145℃ typically(IC1) detect on main control IC Protection type : Shut down, recovers automatically after temperature goes down

ENVIRONMENT

WORKING TEMP.
-40 ~ + 70℃(Refer to derating curve)
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-55 ~ +125℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03% / ℃
VIBRATION
10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes
OPERATING CASE TEMP. (max.)
115℃

EMC

SAFETY STANDARDS
EAC TP TC 020/2011 approved
EMC EMISSION
Compliance to BS EN/EN55015, FCC part 15 class B, EAC TP TC 020
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,6,8, light industry level, criteria A, EAC TP TC 020

OTHERS

MTBF
350Khrs min. MIL-HDBK-217F (25℃)
DIMENSION
31.8*20.3*12.2mm or 1.25"*0.8"*0.48" inch (L*W*H)
WEIGHT
LDB-L:15.6g(15pcs/Tube) ; LDB-LW:18g(20pcs/Box), Please order Base on MPQ
POTTING MATERIAL
Expoxy(UL94-V0)

MODEL ENCODING

Blank
Blank : pin style
W (this model)
W : wire style
Test conditions and notes4
  1. 1.All parameters are specified at normal input(24VDC), rated load, 25℃ 70% RH ambient.
  2. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf capacitor.
  3. 3.The output of LDB-L should not be connected to the input of the same unit or output from other sources.
  4. 4. If input voltage is 36V then the output voltage operating range had better <38V.

Technical drawings

LDB-600LW Mechanical Specification
Mechanical Specification
LDB-600LW Derating Curve
Derating Curve
LDB-600LW Safe Operating Area
Safe Operating Area
LDB-600LW PWM Dimming Control
PWM Dimming Control
LDB-600LW Efficiency VS Output Voltage(Number
Efficiency VS Output Voltage(Number
LDB-600LW Packing
Packing
LDB-600LW Standard Tube Packing
Standard Tube Packing

Downloads

FAQ

Can the LDB-600LW be used with a 600mA LED downlight engine?

Yes, this driver outputs 600mA constant current, so it suits LED downlight engines rated for 600mA. The connected LED load needs to stay within the 2-30V constant current range, and the usable output voltage depends on input (up to 18V at 9V input, 30V at 16V).

Is the LDB-600LW a fit for small high-brightness LED arrays?

Yes, it can be used for compact LED arrays that are specified for 600mA constant current operation. It is not a constant voltage driver, so it should not be used as a substitute for a fixed-voltage LED power supply.

Can this model work for outdoor signage lighting?

It can be a fit for outdoor signage modules that need 600mA constant current and stay within the 2-30V CC range. The IP67 Waterproof rating also supports applications where exposure to dust or water is a concern.

What LED load range does the LDB-600LW support?

This model delivers 600mA constant current with a 2-30V CC output range. The number of LEDs depends on the forward voltage of each LED, so compatibility should be checked by total LED voltage rather than by a fixed LED count.

Is the LDB-600LW rated for wide temperature exposure?

Yes, it is specified for operation from -40°C to +70°C, with output derating at higher ambient per the derating curve. Combined with the IP67 Waterproof rating, that makes it suitable for use in exposed or demanding environments.

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Mean Well LDB-600LW DC/DC LED Driver CC 600mA - Buck-boost
Mean Well

Mean Well LDB-600LW DC/DC LED Driver CC 600mA - Buck-boost

LDB-600LW is the model of this series: typical efficiency 82%. Type W: W : wire style.

Features

  • DC/DC buck-boost converter
  • Constant current output: 300mA to 600mA
  • Wide input voltage: 9 ~ 36VDC
  • Wide output LED string voltage: 2 ~ 40VDC
  • High efficiency up to 91%
  • Comply with BS EN/EN55015 and FCC part15
  • 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
  • High reliability
  • Suitable for driving illumination LED
  • 3 years warranty
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