TLE2425CD datasheet(10/22 Pages) TI1

10 / 22 page

TLE2425

PRECISION VIRTUAL GROUND

SLOS065D − MARCH 1991 − REVISED APRIL 2002

WWW.TI.COM

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77251−1443

TYPICAL CHARACTERISTICS

OUTPUT VOLTAGE RESPONSE

TO INPUT VOLTAGE STEP

TIME

t − Time

- ms

500

− 500

−1

−2

−3

−4

100

150

200

IO = 0

CL = 100 pF

TA = 25°C

VO Response

VI = 5.5 V

VI Step

VI = 4.5 V

0.1 %

0.01 %

0.1 %

VI = 4.5 V

300

450

600

750

900

1050

− 1.5 V

−1

−2

−3

−4

1.5 V

150

OUTPUT VOLTAGE RESPONSE

TO OUTPUT CURRENT STEP

TIME

t − Time −

0.1 %

0.01 %

VI = 5 V

CL = 100 pF

TA = 25°C

VO Response

10 mA

IO Step

− 10 mA

Figure 13

Figure 14

10 −6

−20

−10

−15

−5

STABILITY RANGE

OUTPUT CURRENT

LOAD CAPACITANCE

CL− Load Capacitance − mF

VI = 5 V

TA = 25°C

Unstable

Stable

10 −5 10 −4 10 −3 10 −2 10 −1 10 0

10 1

10 2

OUTPUT VOLTAGE POWER-UP RESPONSE

TIME

t − Time

- ms

IO = 0

CL = 100 pF

TA = 25°C

0.1 %

Input Voltage Step

Output Voltage Response

130

Figure 15

Figure 16

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