Is o la t ed a nd Re gu lated 1 5 Watt Enc apsulated DC/DC Conv er ter s
LCD15W
series
Wide 4 : 1 Input Range
High Efficiency
Regulated Outputs
1600VDC Isolation
Small Size and Low Profile
Standard Pinouts
Unit measures 1”W x 1”L x 0.39”H
Model Number
SINGLE OUTPUT
LCD15-24S3P3W
LCD15-48S3P3W
LCD15-24S05W
LCD15-48S05W
LCD15-24S12W
LCD15-48S12W
LCD15-24S15W
LCD15-48S15W
DUAL OUTPUT
LCD15-24D05W
LCD15-48D05W
LCD15-24D12W
LCD15-48D12W
LCD15-24D15W
LCD15-48D15W
Output Voltage
Output Amps
Input Range Input mAmps (NL/FL)
Efficiency
Capacitive Load
3.3 VDC
5 VDC
12 VDC
15 VDC
4
4
3
3
1.3
1.3
1
1
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
50 / 688
40 / 336
50 / 782
40 / 382
20 / 803
15 / 392
20 / 772
15 / 377
86%
86%
84%
86%
86%
86%
85%
87%
1000uF max.
1000uF max.
1000uF max.
1000uF max.
330uF max.
330uF max.
220uF max.
220uF max.
±5 VDC
±12 VDC
±15 VDC
±1.5
±1.5
±0.625
±0.625
±0.5
±0.5
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
9-36 VDC
18-75 VDC
20 / 772
15 / 386
25 / 753
15 / 382
25 / 744
20 / 377
85%
85%
87%
86%
88%
87%
±500uF max.
±500uF max.
±150uF max.
±150uF max.
±100uF max.
±100uF max.
Options exist for the removal of the Trim Function and the reconfiguration of the Remote ON/OFF to Positive Logic (Negative Logic is standard).
Please see the
Product Options Table
for Model Number information (suffixes). Simply add the suffix denoted to the end of the Model Number
(i.e.
LCD15-24S05W-A).
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Is o la t ed a nd Re gu lated 1 5 Watt Enc apsulated DC/DC Conv er ter s
INPUT SPECIFICATIONS
24 VDC Nominal
9-36 VDC
48 VDC Nominal
18-75 VDC
Start Up Voltage
24V: 9VDC, 48V: 18VDC
Shutdown Voltage
24V: 8VDC, 48V: 16VDC
Input Voltage Variation (dv/dt)
5V/ms, max. to ETS300 part 4.4
Max. Voltage Surge (100mS max) 24 VDC Nominal
50 VDC
48 VDC Nominal
100 VDC
Input Reflected Ripple Current
30mA, pk-pk Nom I/P, FL
Input Voltage Ranges:
LCD15W
series
GENERAL SPECIFICATIONS
On/Off Control
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
Input-Out Isolation
1600VDC
In/Out Capacitance
1000 pF, max,
Isolation Resistance
100 M Ohms
Efficiency
See Selection Chart
Switching Frequency
400Khz
OUTPUT SPECIFICATIONS
Voltage and Current
See Selection Chart
Minimum Load
0%
Voltage Adjust
±10%
Line Regulation (HL-LL, FL)
Single: ±0.2%; Dual: ±0.5%
Load Regulation (NL-FL)
Single: ±0.2%; Dual: ±1%
Start Up Time (Power or RC)
30mS, max.
Temperature Coefficient
±0.02%/°C, max.
Ripple/Noise (Note )
75~100mV, pk-pk
Voltage accuracy (FL, Nom I/P) ±1%
Transient Response Recovery
25% Load Step Change
250 microSeconds
Short Circuit Protection
Hiccup, self-recovering
Overvoltage Protection Threshold: (Clamp)
3.3V Output
3.7-5.4Volts
5V Output
5.6-7.0Volts
12V Output
13.8-19.6Volts
15V Output
16.8-20.5Volts
Overload Protection
150% of Full Load (FL), typ.
ENVIRONMENTAL SPECIFICATIONS
Oper. Temperature
Maximum Case Temperature
Storage Temperature
Thermal Impedance
-40 to +85°C (see derate)
105°C
-55 to +125°C
*
Convection: 18.2°C/Watt
With Heatsink: 15.8°C/Watt
Relative Humidity
5-95%
Thermal Shock
MIL-STD-810F
Vibration
10-55Hz, 10G, 3 minutes period,
30 minutes along X, Y and Z axes
EMI
EN55022A (See Class B Filter)
ESD
EN61000-4-2 Criteria A
Radiated Immunity
EN61000-4-3 Criteria A
EFT
EN61000-4-4 Criteria B
Surge (Using 220uF/100V, ESR 48MΩ cap)
EN61000-4-5 Criteria B
Conducted Immunity
EN61000-4-6 Criteria A
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
All specifications are typical at nominal input, full load, and 25DegC 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.
PHYSICAL SPECIFICATIONS
Case Material
Base Material
Potting Material
Size
Weight
Nickel-coated Copper
FR4 PCB
Epoxy (UL94-V0)
1”W x 1”L x 0.39”H
(25.4 x 25.4 x 9.9mm)
0.53 oz (15g)
*
These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
WWW.ASTRODYNE.COM
ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458
Is o la t ed a nd Re gu lated 1 5 Watt Enc apsulated DC/DC Conv er ter s
MECHANICAL DIMENSIONS
LCD15W
PIN CONNECTIONS
PIN SINGLE DUAL
1
+ INPUT + INPUT
2
- INPUT - INPUT
3
ON/OFF ON/OFF
4
+ VOUT + VOUT
5
TRIM
COMMON
6
- VOUT - VOUT
series
1. All dimensions in inches (mm)
Tolerance X.XX ± 0.02 (X.X ± 0.05)
X.XXX ± 0.01 (X.XX ± 0.25)
2. Pin pitch tolerance ± 0.01 (0.25)
3. Pin dimension tolerance ± 0.004 (0.1)
Single Outputs Only
WWW.ASTRODYNE.COM
ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458
Is o la t ed a nd Re gu lated 1 5 Watt Enc apsulated DC/DC Conv er ter s
CURVES & FILTERS
LCD15W
series
Recommended Filter for EN55022 Class B Compliance.
The components used in the above figure, together with the
manufacturers’ part numbers for these components are as follows
Recommended EN55022 Class B Filter Circuit Layout
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ASTRODYNE USA: 1-800-823-8082
ASTRODYNE PACIFIC: 886-2-26983458
