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PT6674 Datasheet(PDF) 2 Page - Texas Instruments |
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PT6674 Datasheet(HTML) 2 Page - Texas Instruments |
2 / 5 page For technical support and more information, see inside back cover or visit www.ti.com/powertrends TYPICAL CHARACTERISTICS Note A: All characteristic data in the above graphs has been developed from actual products tested at 25°C. This data is considered typical data for the ISR. PT6670 Series 5V/3.3V Input 20W Boost Integrated Switching Regulator Note A: All characteristic data in the above graphs has been developed from actual products tested at 25°C. This data is considered typical data for the ISR. PT6671/2/3 (@ Vin=+3.3V) (See Note A) Efficiency vs Output Current Ripple vs Output Current Power Dissipation vs Output Current Preliminary Specifications (continued) Characteristics PT6670 SERIES (T a = 25°C unless noted) Symbols Conditions Min Typ Max Units Switching Frequency ƒo Over Vin range — 300 — kHz 0.1A ≤ Io ≤ Iomax Absolute Maximum Ta -40 — +85 °C Operating Temperature Range Recommended Operating Ta Free Air Convection (40-60 LFM) -40 — +65 °C Temperature Range Over Vin and Io ranges with heat tab Storage Temperature Ts — -40 — +125 °C Mechanical Shock — Per Mil-STD-883D, Method 2002.3 — 500 — G’s Mechanical Vibration — Per Mil-STD-883D, Method 2007.2, — 7.5 — G’s 20-2000 Hz, soldered in a PC board Weight — — — 14 — grams Notes: (1) The PT6670 Series requires two 560µF electrolytic capacitors (input and output) for proper operation in all applications. (2) This product does not include short circuit protection. PT6674/5 Series (@ Vin=+5.0V) (See Note A) Efficiency vs Output Current Ripple vs Output Current Power Dissipation vs Output Current 50 55 60 65 70 75 80 85 90 00.511.5 22.533.5 4 Iout (A) PT6671 PT6672 PT6673 50 60 70 80 90 100 00.5 11.5 22.5 3 Iout (A) PT6675 PT6674 0 20 40 60 80 100 120 140 160 180 0 0.5 1 1.5 2 2.5 3 3.5 4 Iout (A) PT6673 PT6672 PT6671 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 00.511.522.533.5 4 Iout (A) PT6673 PT6672 PT6671 0 50 100 150 200 250 00.511.5 22.5 3 Iout (A) PT6674 PT6675 0 1 2 3 4 5 00.511.522.5 3 Iout (A) PT6674 PT6675 |
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