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1 / 4 page INNOLINE DC/DC-Converter with 3 year Warranty R-78AA-1.0 IEC/EN-60950-1 Certified RoHS 2011/65/EU 6/6 1.0 AMP SMD Single Output Features Selection Guide Part Input Output Adjust Output Efficiency Number Range Voltage Range Current Min. Vin Max. Vin SMD (V) (V) (V) (A) (%) (%) R-78AA1.5-1.0SMD* 4.75 – 18 1.5 fixed 1.0 77 73 R-78AA1.8-1.0SMD* 4.75 – 18 1.8 1.5~3.0 1.0 82 76 R-78AA2.5-1.0SMD* 4.75 – 18 2.5 1.5~3.0 1.0 87 81 R-78AA3.3-1.0SMD* 4.75 – 18 3.3 3.0~5.5 1.0 90 84 R-78AA5.0-1.0SMD* 6.5 – 18 5.0 3.0~5.5 1.0 94 89 Characteristics Conditions Min. Typ. Max. Input Voltage Range See Table 4.75V 18.0V Output Voltage Range See Table 1.5V 5.5V Output Current All Series 0mA* 1000mA Short Circuit Input Current Vin = 12V 120mA Internal Power Dissipation 0.4W Short Circuit Protection Continuous, automatic recovery Output Voltage Accuracy 100% Load ±2% ±3% Adjustable Voltage Range See Table 1 ±50% Line Voltage Regulation (Vin = min to max at full load) 0.2% 0.4% Load Regulation (10% to 100% full load) 0.7% 1.0% Dynamic Load Stability 100%<>50% load, 25mA/µs ±85mV ±100mV Ripple & Noise (20MHz BW) 20mVp-p 30mVp-p Temperature Coefficient -40°C~+85°C ambient 0.015%/°C Max capacitance Load with normal start-up time, no external components 470µF with <1 second start up time + diode protection circuit 6800µF Switching Frequency 335kHz 385kHz 435kHz Quiescent Current Vin = min. to max. at 0% load 5mA 7mA ON/OFF Remote Control Pin Drive Current ON: Open or 1.6V<Vr<5V OFF: GND or 0<Vr<1.6V Ir=1.8µA typ Converter Input Current (valid for Vr < 1.6V) 20µA 35µA Remote On/Off Threshold Voltage (Vr rising) 2.4V 2.6V 2.8V Remote On/Off Voltage Hysteresis 250mV Operating Temperature Range -40°C +85°C Switch On/Off Time (using Remote On/Off Control) 50ms Operating Case Temperature +100°C Storage Temperature Range -55°C +125°C Case Thermal Impedance 70°C / W continued on next page Specifications ( typical at 25°C, 10% minimum load, unless otherwise specified ) Description 120 100 20 60 100 75 0 -40 Operating Temperature (°C) 0 80 50 25 60 Safe Operating Area 85 40 30 Derating-Graph (Ambient Temperature) ● Replacement for R-78Axx-1.0SMD series ● RoHS 6/6 Conform (100% Lead Free) ● High Reflow Temperature SMD Package ● Adjustable Output Voltage ● Short circuit protection, Thermal shutdown ● Remote On/Off Control ● Very Low Shutdown Current The R-78AAxx-1.0SMD series are manufactured without lead and meet the requirements for RoHS 6/6 as well as the increased reflow soldering temperatures associated with vapor phase soldering, making these high efficiency switching regulators ideally suited to modern pick-and-place mass production. The efficiency of up to 94% means that very little energy is wasted as heat. The additional features of remote on/off control and adjustable output volta- ges will find many uses in the battery-powered, industrial, medical and automotive markets. Refer to Application Notes * add suffix -R for tape&reel packing e.g. R-78AA5.0-1.0-R. For more details see Application Notes. www.recom-power.com I-15 REV: 1/2015 |
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