OPA145 Datasheet, PDF (16/40 Pages) Texas Instruments – High-Precision, Low-Noise, Rail-to-Rail Output, 5.5-MHz JFET Operational Amplifiers

OPA145, OPA2145, OPA4145
SBOS427 – JUNE 2017
www.ti.com
Typical Characteristics (continued)
at T_A = 25°C, V_S = ±18 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF (unless otherwise noted)
Output
Input
Time (200 ns/div)
C017
G = +1
Figure 31. Small-Signal Step Response (10-mV Step)
Output
Input
Time (200 ns/div)
C017
G = –1
Figure 32. Small-Signal Step Response (10-mV Step)
Output
Input
Time (2 µs/div)
C017
G = –1
Figure 33. Large-Signal Step Response (10-V Step)
t=0
12-bit Settling = “2.44 mV
Rising Edge
Falling Edge
Time (250 ns/div)
C017
12-bit settling on 10-V step = ±2.44 mV
Figure 35. Settling Time (10-V Step)
Output
Input
Time (2 µs/div)
C017
G = +1
Figure 34. Large-Signal Step Response (10-V Step)
40
30
Sinking
20
Sourcing
10
0
±75 ±50 ±25
0 25 50 75
Temperature (ƒC)
100 125 150
C001
Figure 36. Short-Circuit Current vs Temperature
16
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