500mA DC-DC Step Down Converter P78A-Series ● ● ● ● ● ● ● Non Isolated 3 Pin SIL Pin compatible with 78Mxx linear regulator Efficiency up to 97% Operating temperature range -40...+85°C Wide Input Range Continuous sort circuit protected Model selection guide Typ P78A1R5 P78A1R8 P78A2R5 P78A3R3 P78A05 P78A6R5 P78A7R2 P78A09 P78A12 P78A15 Input nominal voltage [VDC] 4.75...30 4.75...34 4.75...34 4.75...34 6.5...34 8...34 9...34 11...34 15...34 18...34 No-load [mA] 7 7 7 7 7 7 7 7 7 7 Input current Full load @ Vin min. @ Vin max. [mA] [mA] 200 37 230 38 300 48 380 60 410 86 425 108 420 118 425 144 412 188 430 232 Voltage Output Current [VDC] [mA] 1.5 1.8 2.5 3.3 5.0 6.5 7.2 9.0 12.0 15.0 500 500 500 500 500 500 500 500 500 500 Capacitive load max. [µF] 220 220 220 220 220 220 220 220 220 220 Efficiency @ Vin @ Vin min. max. [%] [%] 78 65 82 70 87 76 91 81 94 85 95 88 95 89 96 92 97 94 97 95 Page 1 of 2 Deutschland: Inselkammerstraße 10 D-82008 Unterhaching Tel.: 089 614 503-10 E-Mail: [email protected] Schweiz: Gründenstrasse 82 CH-8247 Flurlingen Tel.: 052 647 42 00 E-Mail: [email protected] 500mA DC-DC Step Down Converter P78A-Series Specifications Input Absolute max. input voltage range Input reflected ripple current @ source Inductance 12µH Filter Output Voltage accuracy Input voltage regulation Load regulation Short circuit protection Ripple and noise (at 20 MHz BW) Temperature coefficient General Switching frequency Reliability calculated MTBF Environmental Operating ambient temperature Case temperature Storage temperature Derating Humidity -0.3...34VDC 35mApp Capacitors ± 2%, max. ± 0.5% ± 0.6% @ load 10..100% not limited, automatic recovery 60 mVp-p, max. Cooling Physical Dimensions ± 0.02% / °C Potting material Soldering temperature 1,5mm distance from case 330 kHz, typ. >1,121Mhrs Weight Case material -40 °C ... +85 °C 100 °C, max. -40 °C ... +125 °C see diagram Up to 95%, non-condensing nature convection SIP3 11.68 x 7.5 x 10.16 mm 1.8 g non-conductive black plastic, UL94V-0 Epoxy UL94V-0 260°C for 10s Dimensions 11.68 9.65 7.5 PHI-CON P78A05 0.5 1 2 3 4.1 2.54 0.5 2.0 Pin connections Pin Connections 1 +V Input 2 GND 3 +V Output 0.5 All dimensions in mm Pitch tolerance ±0.35 mm Pin tolerance ±0.05 mm Package tolerance ±0.5mm 0.25 Life Support Policy: HY-LINE does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. Rev: 4.08 f Page 2 of 2 Deutschland: Inselkammerstraße 10 D-82008 Unterhaching Tel.: 089 614 503-10 E-Mail: [email protected] Schweiz: Gründenstrasse 82 CH-8247 Flurlingen Tel.: 052 647 42 00 E-Mail: [email protected]