LANCW8 Series
Single and Dual Output
8 Watt DC/DC Converter
2:1 Wide Input Voltage Range
APPLICATIONS
FEATURES
● Measurement
● 8 Watts Output Power
● Wireless Network
● Output Current up to 2A
● Telecom/Datacom
● Industry Control System
● Semiconductor Equipment
● High Efficiency up to 85%
● Five-Sided Continuous Shield
● 2:1 Wide Input Voltage Range
● Fixed Switching Frequency (300KHz)
● Standard 1.25 x 0.8 x 0.4 Inch Package
● ISO9001 Certified Manufacturing Facilities
● Compliant to RoHS EU Directive 2002/95/EC
● Standard 24 Pin DIP Package & SMT Type Package
SPECIFICATIONS: LANCW8 Series
All specifications apply @ 25°C ambient unless otherwise noted
INPUT SPECIFICATIONS
GENERAL SPECIFICATIONS (Continued)
Input Voltage Range ............ 12V nominal input.......................... 9-18VDC
Isolation Voltage
24V nominal input........................ 18-36VDC
Input to Output...............................................................1600VDC min.
48V nominal input........................ 36-75VDC
Input (Output) to Case (DIP)..........................................1600VDC min.
Input (Output) to Case (SMT)........................................1000VDC min.
Isolation Resistance ...............................................................109 ohms min.
Input Filter....................................................................................... Pi Type
Input Surge Voltage (100ms max) ....... 12V input ...........................36VDC
24V input ...........................50VDC
Isolation Capacitance ............................................................... 300pF max.
48V input .........................100VDC
ENVIRONMENTAL SPECIFICATIONS
Input Reflected Ripple Current (nominal Vin and full load)...........20mAp-p
Start Up Time (nominal Vin and constant resistive load).........700ms max.
Operating Temperature ................................ -40°C ~ +85°C (with derating)
Storage Temperature ..........................................................-55°C ~ +105°C
Maximum Case Temperature............................................................. 100°C
Relative Humidity (non-condensing) .....................................5% to 95% RH
Thermal Impedance (Natural Convection) .................................20°C / Watt
Thermal Shock ..................................................................... MIL-STD-810F
Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z
MTBF (See Note 1) ..........................................................3.053 x 106 hours
Remote ON/OFF (See Note 6)
(Positive Logic)............... DC-DC ON.............Open or 3.5V < Vr < 12V
DC-DC OFF.............Short or 0V < Vr < 1.2V
Input Current of Remote Control Pin (nominal Vin) ........-0.5mA ~ +0.5mA
Remote Off State Input Current (nominal Vin)..................................2.5mA
OUTPUT SPECIFICATIONS
Output Voltage..............................................................................see table
Voltage Accuracy (nominal Vin and full load) ...................................... ±1%
Output Current ..............................................................................see table
Output Power.......................................................................... 8 watts max.
Line Regulation (LL to HL at FL)....................................................... ±0.2%
PHYSICAL SPECIFICATIONS
Weight ....................................DIP Type ................................. 16g (0.55 oz)
SMT Type................................ 18g (0.62 oz)
Dimensions................... 1.25 x 0.80 x 0.40 inches (31.8 x 20.3 x 10.2 mm)
Case Material ..............................................................Nickel-coated copper
Base Material...................................................Non-conductive black plastic
Potting material..................................................................Epoxy (UL94-V0)
Shielding......................................................................................five - sided
Load Regulation (no load to full load) ...... Single Output (DIP) ....... ±0.5%
Single Output (SMT).......... ±1%
Dual Output (SMT, DIP) .... ±1%
Cross Regulation (Dual) (Asymmetrical load 25% / 100% FL) ............ ±5%
Minimum Load ....................................................................................... 0%
Ripple/Noise (20 MHz BW)...........................................................50mVp-p
Temperature Coefficient ................................................. ±0.02% / °C max.
Transient Response Recovery Time (25% load step) .......................200us
SAFETY & EMC
Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1
EMI (Note 7) .......................EN55022 ..............................................Class A
Air ± 8KV
PROTECTION SPECIFICATIONS
Over Load Protection (% of full load at nominal input).............. 150% max.
ESD ....................EN61000-4-2……..
…….Perf. Criteria B
Contact ± 6KV
Radiated Immunity..............EN61000-4-3............... 10V/m Perf. Criteria A
Fast Transient.....................EN61000-4-4.................±2KV Perf. Criteria B
Surge (See Note 8).............EN61000-4-5.................±1KV Perf. Criteria B
Conducted Immunity...........EN61000-4-6............ 10 Vrms Perf. Criteria A
Short Circuit Protection.............................Continuous, automatic recovery
GENERAL SPECIFICATIONS
Efficiency.......................................................................................see table
Switching Frequency................................................................300KHz typ.
Due to advances in technology, specifications subject to change without notice
Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833
603-778-2300 www.wallindustries.com Fax 603-778-9797
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