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TPS793475DBVRQ1 Fiches technique(PDF) 8 Page - Texas Instruments |
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TPS793475DBVRQ1 Fiches technique(HTML) 8 Page - Texas Instruments |
8 / 21 page 0 50 100 150 200 2.5 3 3.5 4 4.5 5 TPS79301 DROPOUT VOLTAGE vs INPUT VOLTAGE VI − Input Voltage − V IO = 200 mA TJ = 25°C TJ = −40°C TJ = 125°C 100 50 0 20 40 60 80 100 120 150 200 DC DROPOUT VOLTAGE vs OUTPUT CURRENT 250 140 160 180 200 0 IO − Output Current − mA TJ = 125°C TJ = 25°C TJ = −55°C 1s/div POWER UP / POWER DOWN VI VO VO = 3 V RL = 15 Ω 3 TPS79328 OUTPUT VOLTAGE, ENABLE VOLTAGE vs TIME (START-UP) t − Time − µs 0 60 40 20 80 100 140 120 160 180 200 VI = 3.8 V VO = 2.8 V IO = 200 mA Co = 2.2 µF TJ = 25°C 1 2 0 0 2 C(byp) = 0.0047 µF C(byp) = 0.01 µF 4 C(byp) = 0.001 µF TPS79328 LINE TRANSIENT RESPONSE t − Time − µs 0 30 20 10 40 50 70 60 80 90 100 IO = 200 mA Co = 2.2 µF C(byp) = 0.01 µF 0 -20 3.8 dv dt + 0.4 V µs 20 4.8 t − Time − µs TPS79328 LOAD TRANSIENT RESPONSE 0 0 150 100 50 200 250 350 300 400 450 20 0 −20 100 500 VI = 3.8 V Co = 10 µF −40 200 300 di dt + 0.02A µs 1mA 10 100 1 k 10 k 10 40 80 100 k 1 M 10 M f − Frequency − Hz TPS79328 RIPPLE REJECTION vs FREQUENCY IO = 10 mA 50 0 VI = 3.8 V Co = 10 µF C(byp) = 0.01 µF IO = 200 mA 20 30 60 70 90 100 10 100 1 k 10 k 20 60 100 100 k 1 M 10 M f − Frequency − Hz TPS79328 RIPPLE REJECTION vs FREQUENCY VI = 3.8 V Co = 2.2 µF C(byp) = 0.01 µF IO = 10 mA IO = 200 mA 40 70 90 30 50 80 10 0 10 100 1 k 10 k 20 60 100 100 k 1 M 10 M f − Frequency − Hz TPS79328 RIPPLE REJECTION vs FREQUENCY VI = 3.8 V Co = 2.2 µF C(byp) = 0.1 µF IO = 10 mA IO = 200 mA 40 70 90 30 50 80 10 0 TPS79301-Q1, TPS79318-Q1, TPS79325-Q1 TPS79328-Q1, TPS793285-Q1, TPS79330-Q1 TPS79333-Q1, TPS793475-Q1 SGLS162H – APRIL 2003 – REVISED JANUARY 2013 www.ti.com TYPICAL CHARACTERISTICS (continued) Figure 10. Figure 11. Figure 12. Figure 13. Figure 14. Figure 15. Figure 16. Figure 17. Figure 18. 8 Submit Documentation Feedback Copyright © 2003–2013, Texas Instruments Incorporated Product Folder Links: TPS79301-Q1 TPS79318-Q1 TPS79325-Q1 TPS79328-Q1 TPS793285-Q1 TPS79330-Q1 TPS79333-Q1 |
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