TPS79101DBVR datasheet(9/15 Pages) TI

9 / 15 page

TPS79101, TPS79118

TPS79133,TPS79147

SLVS325C − MARCH 2001 − REVISED MAY 2002

www.ti.com

TYPICAL CHARACTERISTICS

Figure 28

VI = 4.3 V

Co = 10 µF

t − Time −

µs

−40

100

50 100 150 200 250 300

−20

350 400 450 500

TPS79133

LOAD TRANSIENT RESPONSE

0.01

0.1

100

0.02

0.04

0.06

0.08

0.1

IO − Output Current − A

TPS79118

TYPICAL REGIONS OF STABILITY

EQUIVALENT SERIES RESISTANCE (ESR)

OUTPUT CURRENT

Figure 29

Region of

Instability

Co = 0.47 µF

VI = 5.5 V

TJ = −40 °C to 125°C

Region of Instability

Figure 30

0.01

0.1

100

0.02

0.04

0.06

0.08

0.1

IO − Output Current − A

TPS79118

TYPICAL REGIONS OF STABILITY

EQUIVALENT SERIES RESISTANCE (ESR)

OUTPUT CURRENT

Region of Instability

Region of Stability

Co = 1 µF

VI = 5.5 V

TJ = −40 °C to 125°C

0.01

0.1

100

0.02

0.04

0.06

0.08

0.1

IO − Output Current − A

TPS79118

TYPICAL REGIONS OF STABILITY

EQUIVALENT SERIES RESISTANCE (ESR)

OUTPUT CURRENT

Region of Instability

Region of Stability

Figure 31

Co = 10 µF

VI = 5.5 V

TJ = −40 °C to 125°C

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