LCW78 GAPTEC | Alldatasheet
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GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 1 of 2 LCW78_0.5 – Rev. 2017-1.3 Specifications subject to change without notice. LCW78_0.5 Cost effective Series Wide Input Non-Isolated & Regulated, Single Output High performance switching regulator Low profile Wide 9V to 75V operating input range Efficiency up to 94% Compatible with LM78 pin-out Short circuit protection (SCP) Low output ripple & noise Switching Regulator The LCW78_0.5 series cost effective high efficiency switching regula - tors are ideally suited to replace LM78xx linear regulators and are pin compatible. Part Number Input Voltage Range [VDC] Output Voltage [VDC] Output Current [A] Efficiency [Vin. min] Efficiency [Vin. max] Max. capacitive load LCW78_03-0.5 9-75 3.3 0.5 82 78 100µF LCW78_05-0.5 9-75 5 0.5 88 82 100µF LCW78_06-0.5 9-75 6.5 0.5 91 84 100µF LCW78_09-0.5 14-75 9 0.5 92 86 100µF LCW78_12-0.5 17-75 12 0.5 94 89 100µF LCW78_15-0.5 20-75 15 0.5 94 90 100µF Model selection: LC78_yy-pp LC=Series; ##=Vout; pp=output current Example: LCW78_05-0.5 LCW=Series; ##= 5Vout; pp=0.5A Common specifications Short circut protection: Continuous, automatic recovery Temperature rise at full load: 25°C MAX, 15°C TYP Cooling: Free air convection Operation temperature range: -40°C~+100°C Storage temperature range: -55°C ~+125°C Lead temperature: 300°C MAX, 1.5mm from case for 10 sec Operating case temperature: 110°C MAX Temperature coefficient: -40°C to +85°C ambient 0.02%/°C MAX Storage humidity range: < 95% Soldering profile: 265°C℃/10sec. max MTBF (using MIL-HDBK-217F): +25°C 200x103 hours Packing quantities: 42pcs per Tube Case material: Non Conductive Black Plastic UL94-V0 Potting material: Epoxy UL94-V0 Weight: 2.3g Note: 1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load unless otherwise specified. 2. Only typical models listed. If you need other model, please confirm the power, input voltage and output voltage, and then phone us. Output specifications Item Test conditions Min Typ Max Units Output voltage accuracy Full load ±3 % Output current 10-500mA Output load 2 % Output shorted current limit Vout= 0VDC 1 A Internal power dissipation 0.7 W Line regulation Vin= min. to max. at full load 1 % Load regulation 0% to 100% load 0.6 % Ripple + Noise 20MHz Bandwidth 40 mVp-p Dynamic load stability 100% <-> 50% load ±60 mV Switching frequency 500 KHz Case Thermal Impendance 70 °C/W Thermal shutdown Internal IC junction 160 °C Max capacitance load 100 µF
GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 2 of 2 LCW78_0.5 – Rev. 2017-1.3 Specifications subject to change without notice. LCW78_0.5 Cost effective Series Wide Input Non-Isolated & Regulated, Single Output Typical characteristics Mechanical dimensions and footprint Tube outline dimensions Standard application circuit Note: L=520 ± 2 mm Devices per tub quantity: 42 PCS Pin connections 1 +Vin
2 GND
Note: XX.X ± 0.5 mm XX.XX ± 0.25 mm Operating Temperature (°C) Input (Vdc) Derating graph (natural convection) Output power (%) Efficiency (%) marking