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LM3503ITL-44NOPB Datasheet(PDF) 9 Page - Texas Instruments |
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LM3503ITL-44NOPB Datasheet(HTML) 9 Page - Texas Instruments |
9 / 28 page 2.5 3.0 3.5 4.0 4.5 5.0 5.5 INPUT VOLTAGE (V) 300 400 500 600 700 800 900 1000 125 oC INMOS = 400 mA 25 oC -40 oC 8 16 24 32 40 48 VOUT1 PIN VOLTAGE (V) 0 20 40 60 80 100 120 140 160 0 125 oC 25 oC -40 oC EN2 PIN VOLTAGE (V) 0 2 4 6 8 10 12 14 16 18 0.0 2.0 4.0 1.0 3.0 5.0 -40 oC 125 oC 25 oC EN1 PIN VOLTAGE (V) 10 15 20 25 30 0.0 1.0 2.0 3.0 4.0 5.0 0 5 125 oC -40 oC 25 oC -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 TEMPERATURE ( oC) 94 98 -40 95 96 97 VIN = 2.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 CNTRL PIN VOLTAGE (V) 0 2 4 6 8 10 12 14 -40 oC 125 oC 25 oC LM3503 www.ti.com SNVS329D – JULY 2005 – REVISED AUGUST 2006 Typical Performance Characteristics (continued) (See Typical Application Circuit :e L=DO1608C-223 and D=B150-13. Efficiency: η = POUT/ PIN = [(VOUT – VFb ) * IOUT] / [VIN * IIN]. TA = +25°C, unless otherwise stated.) Cntrl Pin Current Maximum Duty Cycle vs vs Cntrl Pin Voltage Temperature Figure 13. Figure 14. En1 Pin Current En2 Pin Current vs vs En1 Pin Voltage En2 Pin Voltage Figure 15. Figure 16. VOUT1 Pin Current Power NMOS RDS(ON) (Figure 3: N1) vs vs VOUT1Pin Voltage VIN Figure 17. Figure 18. Copyright © 2005–2006, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: LM3503 |
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