LEDD24_24 Series
Constant current power DIP24 LED Driver - Wide Input - Non-Isolated & Regulated
LED Driver
The LEDD24_24 is a step-down constant current sources for driving high-power
LED featured in high efficiency and wide range of input voltage, high
operating temperature, and act in PWM dimming, analogue dimming and
remote turn-off.
High efficiency up to 97%
Short Circuit Protection (SCP)
Output current: Max 1200mA
Ultra wide range of voltage
(input and output)
Constant current mode, high
power output
PWM dimming & Analogue
dimming
Switching-on/off control
function
Built-in EMI filter circuit, meet
EN55015 standards
The product can be widely applied to fields such as landscape lighting, specially-
controlled lighting, backlight, business lighting, street lamp lighting, domestic
lighting and automobile lighting.
Specifications
PWM dimming and ON/OFF control
Item
Operating condition
Min
5
Typ
24
Max
55
Units
VDC
VDC
Item
Test condition
Min
Typ
Max
Units
Input voltage limit
Input voltage range
Input filter
≤10 seconds
Remote ON/OFF
(Vin=5.5~48V)
ON
Open or 2.8V<Vc<6V
Vc<0.6V
OFF (shutdown)
5.5
48
PWM dimming Pin
suspended voltage
Vin=24V, 5LED
3.3
V
Pi Filter
Min. input-output
voltage drop
Input voltage range
2
4
VDC
PWM dimming Pin
Isink
Vc=5V
1
mA
µA
µA
Hz
Output power
• Io=1000mA
• Io=1200mA
3.3
3.96
36
43.2
W
W
PWM dimming Pin
Isourse
Vc <0.6V
1
Output current
accuracy
3
5
%
Turn-off-mode
Static Input Current
Vin=24V, Vc <0.6V
400
Output current
stability
0.5
1
%
PWM dimming
frequency*
200
Temperature drift
coefficient
Vin=48V,Vo=10LEDs
20MHz bandwith
0.05 %/°C
200 mVp-p
*Refer to “Digital Dimming Control” on page 4.
Ripple & Noise*
70
Analogue dimming
Over temperature
protection
Self-recovery after
cooling
Item
Test condition
Min
Typ
Max
15
Units
V
Input voltage range Vin=5.5-48V
Short circuit
protection
Continuous,
automatic recovery
Output current
range
Vin=5.5-48V
100
%
Operating tempera- Derating if the tem-
ture range
-40
-55
85
°C
perature ≥71°C (see
typical characteristics)
Control voltage
range
Full on
Full off
0.2V 50mV
4.5V 200mV
Storage tempera-
ture range
125
95
°C
Driving current
Vc=5V
0.6
mA
Storage humidity
Cooling method
Lead temperature
%RH
EMC specifications
Free air convection
EMI
Conducted
disturbance
CISPR22/EN55022
CLASS B
EN55015 power port
Welding spot is 1.5mm
away from the casing,
10 seconds
265
°C
EMI
Radiated emission
CISPR22/EN55022
CLASS B
Switching fre-
quency
370
kHz
EMS Electrostatic
Discharge
IEC/EN61000-4-2
perf. Criteria B
Contact 4KV
MTBF
MIL-HDBK-217F (+25°C)
Epoxy Resin (UL94-V0)
K hours
EMS Radiation Immunity IEC/EN61000-4-3
10V/m
2KV
perf. Criteria A
perf. Criteria B
Case Material
Dimensions
Weight
EMS EFT
IEC/EN61000-4-4
(see recommended circuit)
31.70*20.30*12.65
13
mm
g
EMS Surge Immunity
IEC/EN61000-4-5 2KV
(see recommended circuit)
perf. Criteria B
*Ripple and noise tested with “parallel cable” method, please see DC-DC
Converter Application Notes for specific operation methods.
EMS Conducted Distur-
bance Immunity
IEC/EN61000-4-6 3 Vr.m.s perf. Criteria A
EMS Voltage dips, short
and interruptions
immunity
IEC/EN61000-4-29 0%-70%
perf. Criteria B
Model selection:
LEDC_xx-###
LED=Type; C=Case; yy=Vin; ###= Output Current
Example:
LEDD24_24-1000
LED= Series D24= DIP24; yy= 24VDC nominal; 1000= 1A
Page 1 of 5
GAPTEC-Electronic GmbH & Co. KG
sales@gaptec-electronic.com – www.gaptec-electronic.com
LEDD24_24 – Rev. 2018-1.3
Specifications subject to change without notice.