LCD15W 15w Power Supplies

Isolated and Regulated 15 Watt Encapsulated DC/DC Converters

Model Number	Input Voltage Range	Input Current	Start Up Voltage	Shutdown Voltage	Input Surge Voltage	Output Voltage	Output Amps	Over Voltage Protection	Max. Load Capacitance	Efficiency
LCD15-24S3P3W	9-36 VDC	50 / 688 (NL/FL)	9VDC	8VDC	100mS max 50VDC	3.3VDC	4	3.7-5.4Volts Clamp	1000uF max.	86%
LCD15-48S3P3W	18-75 VDC	40 / 336 (NL/FL)	18VDC	16VDC	100mS max 100VDC	3.3VDC	4	3.7-5.4Volts Clamp	1000uF max.	86%
LCD15-24S05W	9-36 VDC	50 / 782 (NL/FL)	9VDC	8VDC	100mS max 50VDC	5VDC	3	5.6-7.0Volts Clamp	1000uF max.	84%
LCD15-48S05W	18-75 VDC	40 / 382 (NL/FL)	18VDC	16VDC	100mS max 100VDC	5VDC	3	5.6-7.0Volts Clamp	1000uF max.	86%
LCD15-24S12W	9-36 VDC	20 / 803 (NL/FL)	9VDC	8VDC	100mS max 50VDC	12VDC	1.3	13.8-19.6Vollts Clamp	330uF max.	86%
LCD15-48S12W	18-75 VDC	15 / 392 (NL/FL)	18VDC	16VDC	100mS max 100VDC	12VDC	1.3	13.8-19.6Vollts Clamp	330uF max.	86%
LCD15-24S15W	9-36 VDC	20 / 772 (NL/FL)	9VDC	8VDC	100mS max 50VDC	15VDC	1	16.8-20.5Volts Clamps	220uF max.	85%
LCD15-48S15W	18-75 VDC	15 / 377 (NL/FL)	18VDC	16VDC	100mS max 100VDC	15VDC	1	16.8-20.5Volts Clamps	220uF max.	87%

	Wide 4 : 1 Input Range
	High Efficiency
	Regulated Outputs
	1600VDC Isolation
	Small Size and Low Profile
	Standard Pinouts

LCD15W series

Input Specifications

Input Voltage Range	9-36 VDC
Input Current	50 / 688 (NL/FL)
Start Up Voltage	9VDC
Shutdown Voltage	8VDC
Input Voltage Variation	5V/ms, max. to ETS300 part 4.4 dv/dt
Input Surge Voltage	100mS max 50VDC
Input Reflected Ripple Current	30mA, pk-pk Nom I/P, FL
Minimum Load Requirement	0%

General Specifications

Isolation	1600VDC
Insulation Resistance	100 M Ohms
Switching Frequency	400KHz
Input-Output Capacitance	1000 pF, max,

Environmental Specifications

Operating Temperature	-40 to +85°C (see derate)
Case Temperature	105°C
Storage Temperature	-55 to +125°C
Working Humidity	5-95%
EMC	EMI EN55022A (See Class B Filter) / Radiated Immunity EN61000-4-3 / EFT EN61000-4-4 / Surge (Using 220uF/100V, ESR 48M? cap)EEN61000-4-5 / Conducted Immunity EN61000-4-6
EMI	EN55022A (See Class B Filter)
MTBF	BELLCORE TR-NWT-000322 Case 1: 50% Stress, Temp. @ 40°C 1.330 MHrs / MIL-HDBK-217F TA=25°C FL, Ground Benign, Controlled Environment 563 KHrs
Vibration	10-55Hz, 10G, 3 minutes period, 30 minutes along X, Y and Z axes
Thermal Impedance	Convection: 18.2°C/Watt; With Heatsink: 15.8°C/Watt
Thermal Shock	MIL-STD-810F
Remot Shutdown	Negative Logic (Ref to - Input) is standard. See Product Options Table for options and Model Numbers) ON = Short or 0V < Vr < 1.2V; OFF = Open or 3V < Vr < 12V; Positive Logic: ON = Open or 3V < Vr < 12V; OFF = Short or 0V < Vr < 1.2V

Output Specifications

Output Voltage	3.3VDC
Output Amps	4
Load Regulation	±0.2% NL-FL
Line Regulation	±0.2% HL-LL, FL
Cross Regulation
Preset Accuracy	±1% FL, Nom I/P
Temperature Coefficient	±0.02%/°C, max.
Ripple and Noise	75~100mV, pk-pk (Note )
Over Voltage Protection	3.7-5.4Volts Clamp
Short Circuit Protection	Hiccup, self-recovering
Over Current Protection	150% of Full Load (FL), typ.
Transient Response	250 micoseconds 25% Load Step Change
Max. Load Capacitance	1000uF max.
DC Voltage Adjust (typ.)	±10%
Start Up, Rise Time	30mS, max. (Power or RC)

Physical Specifications

Size (mm)	25.4 x 25.4 x 9.9mm
Size (Inches)	1”W x 1”L x 0.39”H
Case Material	Nickel-coated Copper/ Base Material FR4 PCB / Potting Material Epoxy (UL94-V0)
Weight (g)	15g
Weight (oz)	0.53oz

Notes

All specifications are typical at nominal input, full load, and 25°C unless otherwise noted

Astrodyne products are not authorized or warranteed for use as critical components in life support systems, equipment used in hazardous environments, nuclear controls systems, or other mission-critical applications.

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LCD15W 15w Power Supplies