2000 mA DC-DC Step Down Converter P78D-Series ● ● ● ● ● ● ● Non Isolated 3 Pin SIL Pin compatible with 78xx linear regulator Efficiency up to 92% Operating temperature range -40...+85°C Continuous short circuit protected Thermal shut down Model selection guide Typ P78D1R5T20 P78D1R8T20 P78D2R5T20 P78D3R3T20 P78D05T20 P78D6R5T20 Input voltage range Input current No-load Voltage Output Current [VDC] [mA] [VDC] [mA] 4.75...18 4.75...18 4.75...18 4.75...18 7...18 8.5...18 5…10 5…10 5…10 5…10 5…10 5…10 1.5 1.8 2.5 3.3 5.0 6.5 2000 2000 2000 2000 2000 2000 Efficiency Capacitive load max. [µF] @ Vin min. [%] 1000 1000 1000 1000 1000 1000 83 85 88 91 93 95 @ Vin max. [%] 78 81 85 88 91 93 Suffix “B” for bent version Specifications Output Voltage accuracy Input voltage regulation Load regulation Temperature coefficient Ripple and noise (at 20 MHz BW) Short circuit protection Thermal shutdown Output current limit Input Short circuit input power General Switching frequency Reliability calc. MTBF @ 25°C MIL-HDBK-217F EMI Conducted emissions (see Fig.5) Radiated emissions ESD ± 3%, max. ± 0.75%, max. ± 1% @ load 10..100% ± 0.03% / °C 45 mVp-p, max. not limited, automatic recovery 150 °C, typ. internal temp. 5 A, typ. 1.8 W, max. 340 kHz, typ. >2 Mio. h Environmental Operating ambient temperature Case temperature Storage temperature Derating Humidity Cooling Physical Dimensions Weight Case material Soldering temperature 1,5mm distance from case EN50022 Class B EN50022 Class B EN61000-4-2 Level 3 6 kV & 8 kV Criteria B -40 °C ... +85 °C 100 °C, max. -55 °C ... +125 °C see diagram Up to 95%, non-condensing nature convection SIP3 17.5 x 11.5 x 9 mm 4g Plastic UL94-V0 300°C for 10s Page 1 of 5 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] 2000 mA DC-DC Step Down Converter P78D-Series Page 2 of 5 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] 2000 mA DC-DC Step Down Converter P78D-Series Page 3 of 5 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] 2000 mA DC-DC Step Down Converter P78D-Series Dimensions Standard version Bent version Pin 1 2 3 Connections +V Input GND +V Output Page 4 of 5 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] 2000 mA DC-DC Step Down Converter P78D-Series Fig. 1 Typical regulator circuit +Vout P78D +Vin 22µF 10µF GND GND All capacitors are ceramic types Fig. 3 Input filter circuit +Vin 10µF +Vout P78D 10~47µH 10µF GND GND All capacitors are ceramic types Fig. 4 Output filter circuit P78D +Vin +Vout 10~47µH 10µF 10µF 22µF GND GND All capacitors are ceramic types Fig. 5 EMC input filter circuit for EN55022 Class B 1mH P78D +Vin +Vout + 330µF 1µF 2.2µF GND GND 1mH PHI-CON is a trademark of HY-LINE Holding GmbH. Only for professional use by professionals! Not for resale or distribution to the general public in any way! Read the instructions for use carefully before using! 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: 11.14 f Page 5 of 5 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]