OPA830 datasheet(13/63 Pages) TI2

13 / 63 page

7.8 Typical Characteristics: VS = 2.7 V

Test conditions unless otherwise noted: VS+ = +2.7 V, VS– = 0 V, VOUT = 1 Vpp, RF = 0 Ω, RL = 2 kΩ, G = 1 V/V, input and

output referenced to mid-supply, VIN_CM = mid-supply – 0.5 V. TA = 25°C

-9

-6

-3

100k

10M

100M

f - Frequency - Hz

V = 2.7 V,

= 100 mVpp,

R = 2 k

OUT

G = 10

G = 5

G = 2

G = 1

G = -1

Figure 7-1. Small-Signal Frequency Response

-9

-6

-3

100k

10M

100M

f - Frequency - Hz

G = 10

G = 5

G = 2

G = -1

V = 2.7 V,

= 1 Vpp,

R = 2 k

OUT

G = 1

Figure 7-2. Large-Signal Frequency Response

0.5

1.5

2.5

500

1000

t - Time - ns

V = 2.7 V,

G = 1,

R = 0

R = 2 k

= 1.5 Vpp

OUT

= 0.5 Vpp

OUT

Figure 7-3. Noninverting Pulse Response

0.5

1.5

2.5

500

1000

t - Time - ns

V = 2.7 V,

G = -1,

R = 2 k

= 2 Vpp

OUT

= 0.5 Vpp

OUT

Figure 7-4. Inverting Pulse Response

100

120

140

0.5

0.6

0.7

0.8

0.9

Rising

Falling

Output Voltage Step - V

V = 2.7 V,

G = 2,

R = 2 k

Figure 7-5. Slew Rate vs Output Voltage Step

-0.25

0.25

0.5

0.75

500

1000

1500

2000

-1.25

-0.75

-0.25

0.25

0.75

1.25

1.75

2.25

2.75

3.25

3.75

t - Time - ns

V = 2.7 V,

G = 5,

R = 2 k ,

R = 2 k

OUT

Figure 7-6. Output Overdrive Recovery

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OPA835, OPA2835

SLOS713J – JANUARY 2011 – REVISED MARCH 2021

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