TLE2425

PRECISION VIRTUAL GROUND

SLOS065D − MARCH 1991 − REVISED APRIL 2002

8

WWW.TI.COM

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77251−1443

TYPICAL CHARACTERISTICS†

40

20

30

10

0

40

20

80

60

−20

0

IO = 0

TA = 25°C

INPUT VOLTAGE REGULATION

25

50

75

100

125

0

−25

−50

−75

150

152

154

156

158

160

162

164

166

168

170

172

INPUT BIAS CURRENT

vs

FREE-AIR TEMPERATURE

VI − Input Voltage − V

TA − Free-Air Temperature − °C

VI = 5 V

IO = 0

Figure 5

Figure 6

1 k

10 k

100 k

1 M

100

10

50

90

80

60

40

70

30

20

10

RIPPLE REJECTION

vs

FREQUENCY

f − Frequency − Hz

80

−20

0

20

60

40

−40

−60

−80

− 100

10

8

−2

0

2

6

4

−4

−6

−8

−10

100

OUTPUT VOLTAGE REGULATION

IO − Output Current − mA

VI = 5 V

TA = 125°C

TA = 125°C

TA = − 55°C

TA = 0°C

TA = 25°C

TA = − 40°C

TA = − 55°C

TA = 25°C

VI = 5 V

∆VI(PP) = 1 V

IO = 0

TA = 25°C

Figure 7

Figure 8

† Data at high and low temperatures are applicable within rated operating free-air temperature ranges of the various devices.