LD48-xx-xxW
Compact, Wired
Constant Current
DC/DC LED Drivers
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Key Features:
Input
Parameter
Input Voltage Range
Max Input Voltage
Input Filter
Output
Parameter
Output Voltage Range
Output Current
Output Current Accuracy
Output Power
Efficiency
Capacitive Load
Operating Frequency
Ripple & Noise (20 MHz)
Temperature Coefficient
Thermal Impedance
Output Short Circuit
Environmental
Conditions
Min.
7.0
Typ.
Max.
60.0
65.0
Units
VDC
VDC
• Constant Current Output
• Wide 7V to 60V Input Range
• Efficiency to 97%
0.5 Sec. Max
Internal Capacitor
• Miniature MiniDIP Case
• IP67 Rated
Conditions
Min.
2
Typ.
Max.
57
Units
VDC
VIN = 60V
See Model Selection Guide
See Model Selection Guide
See Model Selection Guide
See Model Selection Guide
• Meets EN 60950
• 950 kHrs MTBF
• Digital & Analog Dimming!
470
500
µF
kHz
20
See Model Selection Guide
Board Mount
Models
0.0ꢀ
+ꢀ0
%/ºC
ºC/W
Natural Convection
Regulated At Rated Output Current
Available
Parameter
Conditions
Min.
-40
Typ.
+25
Max.
+85
+110
+125
Units
ºC
Ambient
Case
Operating Temperature Range
IP67
Storage Temperature Range
Cooling
Humidity
Lead Temperature (Solder)
Physical
-40
ºC
Free Air Convection
RH, Non-condensing
1.5 mm From Case For 10 Sec
95
260
%
ºC
Case Size
Case Material
Weight
1.25 x 0.80 x 0.49 Inches (ꢀ1.75 x 20.ꢀ2 x 12.45 mm)
Non-Conductive Black Plastic (UL94-V0)
0.622 Oz (17.7g)
Remote On/Off Control
Parameter
Conditions
Min.
Typ.
Max.
Units
DC/DC On
Open or 0.ꢀV < VADJ <1.25V
DC/DC Off
VADJ <0.15V
Remote Pin Drive Current
Quiescent Input Current (Shutdown Mode)
PWM Dimming
Parameter
Operation Frequency
Switch On Time
Switch Off Time
Analog Dimming
Parameter
VADJ = 1.25V
VIN = 60V
1
100
mA
µA
Conditions
Recommended Maximum
Min.
Typ.
Typ.
Max.
1.0
Units
kHz
nS
200
200
nS
MicroPower Direct
292 Page Street
Suite D
Conditions
Min.
0.ꢀ
25
Max.
1.25
100
Units
VDC
%
Input Voltage Range
Output Current Adjustment
At VADJ Input (Pin 4)
Stoughton, MA 02072
USA
On 0.20
Off 0.15
VADJ = 1.25V
0.ꢀ0
0.25
1.0
Control Voltage Range Limits
VDC
mA
Drive Current
EMC Compliance
EMI/RFI
Electrostatic Discharge (ESD)
RF Field Susceptibility
Electrical Fast Transients/Bursts On Mains
EMS Immunity
T: (781) ꢀ44-8226
F: (781) ꢀ44-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
Radiated/Conducted
Class A
EN 55015 (CISPR22)
IEC/EN 61000-4-2, -6, -8
IEC/EN 61000-4-ꢀ
IEC/EN 61000-4-4
EN61547
Class A
Class A
Reliability Specifications
Parameter
MTBF
Conditions
MIL HDBK 217F, 25ºC, Gnd Benign
Min.
950
Typ.
Max.
Units
kHours
www.micropowerdirect.com