LANCUW12 Datasheet, PDF (1/3 Pages) Wall Industries,Inc. – Single and Dual Output 12 Watt DC/DC Converter 4:1 Ultra Wide Input Voltage

LANCUW12 Ultra Wide Series
Single and Dual Output
12 Watt DC/DC Converter
4:1 Ultra Wide Input Voltage
FEATURES
APPLICATIONS
● 12 Watts Output power
● High Efficiency up to 88%
● Five-Sided Continuous Shield
● DIP and SMT Types Available
● Standard 1.25 x 0.8 x 0.4 Inches
● Measurement
● Wireless Network
● Telecom/Datacom
● Industry Control System
● Semiconductor Equipment
● 4:1 Ultra Wide Input Voltage Range
● Fixed Switching Frequency (400KHz)
● Compliant to RoHS EU Directive 2002/95/EC
● UL60950-1, EN60950-1, and IEC60950-1 Licensed
● CE Mark meets 2006/95/EC, 93/68/EEC, and 89/336 EEC
SPECIFICATIONS: LANCUW12 Ultra Wide Series
All specifications apply @ 25°C ambient unless otherwise noted
INPUT SPECIFICATIONS
PROTECTION SPECIFICATIONS
Input Voltage Range ............ 24V nominal input .......................... 9-36VDC
48V nominal input ........................ 18-75VDC
Input Filter ....................................................................................... PI Type
Input Voltage Variation................. dv/dt .................................... 5V/ms max
Complies with ETS300 132 part 4.4)
Input Surge Voltage (100ms max) ...... 24V input ...........................50VDC
48V input .........................100VDC
Input Reflected Ripple Current (nominal Vin and full load) ...........20mAp-p
Start Up Time (nominal Vin and constant resistive load) ...........450ms typ.
Start Up Voltage................... 24V ......................................................9VDC
48V ....................................................18VDC
Shutdown Voltage................ 24V ......................................................8VDC
48V ....................................................16VDC
Remote ON/OFF (See Note 6)
(Positive Logic)............... DC-DC ON .............Open or 3.0V < 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) ................................... ±1.2%
Output Current ..............................................................................see table
Output Power ........................................................................ 12 watts max.
Line Regulation (LL to HL at FL)…………… Single.......................... ±0.2%
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) ...........................................................85mVp-p
Over Voltage Protection (single output) ........... 3.3V Output................. 3.9V
5.1V Output................. 6.2V
12V Output................... 15V
15V Output................... 18V
Over Load Protection (% of full load at nominal input) ................. 150% typ.
Short Circuit Protection...............................Continuous, automatic recovery
GENERAL SPECIFICATIONS
Efficiency ........................................................................................see table
Switching Frequency .................................................................400KHz typ.
Isolation Voltage
Input to Output ............................................................... 1600VDC min.
Input (Output) to Case (DIP).......................................... 1600VDC min.
Input (Output) to Case (SMT) ........................................ 1000VDC min.
Isolation Resistance ...............................................................10⁹ ohms min.
Isolation Capacitance ............................................................. 1500pF max.
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature
Vo = 5.1V, 12V, 15V, ±12V, ±15V ......... -40°C to +69°C (w/o derating)
+69°C to +105°C (w/ derating)
Vo = 3.3V, ±5V ...................................... -40°C to +61°C (w/o derating)
+61°C to 105°C (w/ derating)
Storage Temperature .......................................................... -55°C ~ +125°C
Maximum Case Temperature ............................................................. 105°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) ........BELLCORE-TR-NWT-000332 ....... 2.75 x 10⁶ hrs
MIL-STD-217F ............................. 8.745 x 10⁵ hrs
PHYSICAL SPECIFICATIONS
Temperature Coefficient ................................................. ±0.02% / °C max.
Weight ..................................................................................... 18g (0.63 oz)
Transient Response Recovery Time (25% load step) ...................... 250us
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
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 [phone]