Datasheet

OPA347, 2347, 4347
6
SBOS167D
www.ti.com
SMALL-SIGNAL STEP RESPONSE
G = +1V/V, R
L
= 100kΩ, C
L
= 100pF
20mV/div
10µs/div
SMALL-SIGNAL STEP RESPONSE
G = +1V/V, R
L
= 5kΩ, C
L
= 100pF
20mV/div
10µs/div
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
1
Voltage Noise (nV/√Hz)
Current Noise (fA√Hz)
Frequency (Hz)
10 100 1k 10k 100k
10k
1k
100
10
100
10
1.0
0.1
TYPICAL CHARACTERISTICS (Cont.)
At T
A
= +25°C, V
S
= +5V, and R
L
= 100kΩ connected to V
S
/2, unless otherwise noted.
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
10
Small-Signal Overshoot (%)
Load Capacitance (pF)
100 1k 10k
60
50
40
30
20
10
0
G = +1V/V
R
L
= 100kΩ
G = –1V/V
R
FB
= 5kΩ
G = –1V/V
R
FB
= 100kΩ
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
10
Small-Signal Overshoot (%)
Load Capacitance (pF)
100 1k 10k
50
40
30
20
10
0
G = ±5V/V
R
FB
= 100kΩ
LARGE-SIGNAL STEP RESPONSE
G = +1V/V, R
L
= 100kΩ, C
L
= 100pF
500mV/div
20µs/div