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TPS74401-EP Datasheet(PDF) 7 Page - Texas Instruments |
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TPS74401-EP Datasheet(HTML) 7 Page - Texas Instruments |
7 / 26 page 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 - 0.1 0 10 20 30 40 I (mA) OUT 50 +125 C ° +25 C ° - 40 C ° ReferredtoI =50mA OUT 0.050 0.025 0 - 0.025 - 0.050 - 0.075 - 0.100 - 0.125 - 0.150 50 500 1000 1500 2000 2500 I (mA) OUT 3000 +125 C ° +25 C ° - ° 40 C ReferredtoI =50mA OUT 0.05 0.04 0.03 0.02 0.01 0 - 0.01 - 0.02 - 0.03 - 0.04 - 0.05 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 V V - IN OUT (V) 4.5 T = 40 - ° J C T J =+25°C T J =+125°C 0 500 1000 1500 2000 2500 I (mA) OUT 3000 200 150 100 50 0 +125 C ° +25 C ° - ° 40 C 300 250 200 150 100 50 0 0.9 1.4 1.9 2.4 2.9 3.4 V V - BIAS OUT (V) 3.9 +125 C ° +25 C ° - ° 40 C I =3.0A OUT 200 180 160 140 120 100 80 60 40 20 0 0.9 1.4 1.9 2.4 2.9 3.4 V V - BIAS OUT (V) 3.9 +125 C ° +25 C ° - 40°C I =1.5A OUT TPS74401-EP www.ti.com SBVS122B – MARCH 2010 – REVISED SEPTEMBER 2010 TYPICAL CHARACTERISTICS At TJ = +25°C, VOUT = 1.5 V, VIN = VOUT(TYP) + 0.3 V, VBIAS = 3.3 V, IOUT = 50 mA, CIN = 1 mF, CBIAS = 1 mF, CSS = 0.01 mF, and COUT = 10 mF, unless otherwise noted. LOAD REGULATION LOAD REGULATION Figure 3. Figure 4. VIN DROPOUT VOLTAGE vs LINE REGULATION IOUT AND TEMPERATURE (TJ) Figure 5. Figure 6. VIN DROPOUT VOLTAGE vs VIN DROPOUT VOLTAGE vs VBIAS – VOUT AND TEMPERATURE (TJ) VBIAS – VOUT AND TEMPERATURE (TJ) Figure 7. Figure 8. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): TPS74401-EP |
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