WRN78XX-500 Series NONISOLATED REGULATED SINGLE OUTPUT SIP WIDE INPUT, INPUT,NONNON-ISOLATED SIP33 DC/DC CONVERTER SELECTION GUIDE Input order code WRN7803-500 FEATURES WRN7805-500 RoHS compliant ◆ WRN786.5-500 Efficiency up to 96% ◆ SIP Package ◆ WRN7809-500 Wide temperature range:-40°C to 85°C ◆ Short circuit protection,Thermal Shutdown WRN7812-500 ◆ No heatsink required Output Efficiency(%,Typ) Voltage Range Voltage Current (VDC) (VDC) (MA) Vin(min) Vin(max) 4.75-28 3.3 500 90 80 4.75-25 -3.3 -400 73 78 6.5-32 5.0 500 93 84 6.0-27 -5.0 -400 78 83 8-32 6.5 500 94 87 6.0-25 -6.5 -300 83 85 11-32 9.0 500 95 91 7.0-23 -9.0 -200 87 86 15-32 12 500 95 92 7.0-20 -12 -200 85 87 18-32 15 500 96 93 84 89 ◆ WRN7815-500 ◆ Low ripple and noise 7.0-17 -15 -200 *Input voltage can't exceed this value,or will cause the permanent damage. ◆ Industry standard pinout OUTPUT SPECIFICATION SPECIFICATIONS S MTBF>2,000,000 hours ◆ Parameter Test conditions ◆ Output Voltage accuracy 100% full load ◆ Line regulation Vin= min. to max. at full load Load regulation 10% to 100% load Ripple＆Noise* 20MHZ Bandwidth Only two extra capacitors are required Input voltage range can be lower than the output voltage for higher output voltages ◆ The WRN78xx-500 Series converters can also be used to convert a positive voltage into Min. Short Circuit Input Power Short circuit protection MODEL SELECTION ① ② ③ WR WRN78 N78 05 -500 ①Product Series ③Output Current ②Output Voltage Max. Units ±2 ±3 W ±0.2 ±0.4 % ±0.4 ±0.6 % 20 35 % 0.5 1.8 % Continuous, automatic recovery Switching frequency a negative voltage Typ. 280 330 450 Quiescent current Positive Output 5 8 Quiescent current Negative Output 7 13 Thermal Shutdown Internal IC junction Temperature coefficient -40 °C to +85 °C ambient Khz mA ℃ 150 Max capacitance load 0.02 %/℃ 1000 µF * Test ripple and noise by "parallel cable" method. COMMON SPECIFICATION S SPECIFICATIONS DESCRIPTION The WRN78xx-500 Series high efficiency switching Regulators are ideally suited to replace 78xx linear regulators and are pin compatible. Parameter Test conditions Min. Operating Temp. Range Max. Units 85 ℃ 100 ℃ 125 ℃ Operating Case Temp. Storage Temp. Range -55 Cooling Free Air Convection Case Material Lead Temperature MICRODC RESERVES THE COPYRIGHT Typ. -40 Plastic (UL94-V0) 1.5mm from case for 10 seconds Storage Humidity Range MTBF +25°C MIL-HDBK-217F 300 ℃ 95 % 2000 Package Weight K 2.0 g 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, then phone us. http://www.microdc.cn Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 1 of 3 WRN78XX-500 Series TYPICAL CHARACTERISTICS EXTERNAL CAPACITOR TABLE Part Number C1,C3 (ceramic capacitor) C2,C4 (ceramic capacitor) WRN7803-500 10uF/50V 22uF/6.3V WRN7805-500 10uF/50V 22uF/10V WRN786.5-500 10uF/50V 10uF/10V WRN7809-500 10uF/50V 10uF/16V WRN7812-500 10uF/50V 10uF/25V WRN7815-500 10uF/50V 10uF/25V Temperature Derating Graph OPTIONAL DIODE PROTECTION CIRCUIT http://www.microdc.cn Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 2 of 3 WRN78XX-500 Series APPLICATION EXAMPLE High efficiency, isolated, dual unregulated outputs Isolated (up to 6KV), wide Input range regulated output MECHANICAL DIMENSIONS RECOMMENDED FOOTPRINT RECOMMENDED FOOTPRINT Top view,grid:2.54mm(0.1inch) diameter:1.00mm(0.039inch) TUBE OUTLINE DIMENSIONS Note: Unit:mm[inch] Pin section:0.50*0.30mm(0.020*0.012inch) Pin section tolerances:±0.10mm[±0.004inch] General tolerances:±0.25mm[±0.010inch] http://www.microdc.cn Note: Unit :mm[inch] General tolerances: ±0.50mm[±0.020inch] L=530mm[20.866inch] Tube Quantity: 22pcs L=220mm[8.661inch] Tube Quantity: 8pcs Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 3 of 3