Datasheet

6
LT1793
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
Small-Signal Transient Response
A
V
= 1
C
L
= 10pF
V
S
= ±15V, ±5V
1793 G10
1µs/DIV
20mV/DIV
OUTPUT CURRENT (mA)
–10
OUTPUT VOLTAGE SWING (V)
V
+
–0.8
–1.0
–1.2
–1.4
–1.6
2.0
1.8
1.6
1.4
1.2
V
–
+1.0
6
1793 G12
–8
–2
2
10
–6 –4
048
25°C
–55°C
125°C
–55°C
25°C
125°C
V
S
= ±5V TO ±20V
I
SINK
I
SOURCE
Output Voltage Swing
vs Load Current
Large-Signal Transient Response
5µs/DIV
5V/DIV
A
V
= 1
C
L
= 10pF
R
L
= 2k
V
S
= ±15V
1793 G11
THD and Noise Frequency for
Noninverting Gain
CAPACITIVE LOAD (pF)
0.1
OVERSHOOT (%)
30
A
V
= 10
A
V
= 1
40
50
1000
1793 G13
20
10
0
1
10
100
10000
V
S
= ±15V
T
A
= 25°C
R
L
≥ 10k
V
O
= 100mV
P-P
A
V
= 10
R
F
= 10k
C
F
= 20pF
Capacitive Load Handling
FREQUENCY (Hz)
20 100
0.0001
TOTAL HARMONIC DISTORTION + NOISE (%)
0.01
1
1k 20k10k
1793 G15
0.001
0.1
Z
L
= 2k  15pF
V
O
= 20V
P-P
A
V
= 1, 10, 100
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A
V
= 100
NOISE FLOOR
A
V
= 10
A
V
= 1
Warm-Up Drift
TIME AFTER POWER ON (MINUTES)
0
0
CHANGE IN OFFSET VOLTAGE (µV)
15
30
45
60
90
1
234
1793 G14
56
75
SO-8 PACKAGE
N8 PACKAGE
V
S
= ±15V
T
A
= 25°C
THD and Noise vs Output
Amplitude for Noninverting Gain
THD and Noise vs Frequency for
Inverting Gain
FREQUENCY (Hz)
20 100
0.0001
TOTAL HARMONIC DISTORTION + NOISE (%)
0.01
1
1k 20k10k
1793 G16
0.001
0.1
Z
L
= 2k  15pF
V
O
= 20V
P-P
A
V
= –1, –10, –100
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A
V
= –100
NOISE FLOOR
A
V
= –10
A
V
= –1
OUTPUT SWING (V
P-P
)
0.001
TOTAL HARMONIC DISTORTION + NOISE (%)
0.01
0.1
1
11030
1793 G18
0.0001
0.3
Z
L
= 2k  15pF, f
O
= 1kHz
A
V
= 1, 10, 100
MEASUREMENT BANDWIDTH
= 10Hz TO 22kHz
A
V
= 100
A
V
= 10
A
V
= 1
THD and Noise vs Output
Amplitude for Inverting Gain
OUTPUT SWING (V
P-P
)
0.001
TOTAL HARMONIC DISTORTION + NOISE (%)
0.01
0.1
1
11030
1793 G17
0.0001
0.3
Z
L
= 2k  15pF, f
O
= 1kHz
A
V
= –1, –10, –100
MEASUREMENT BANDWIDTH
= 10Hz TO 22kHz
A
V
= –100
A
V
= –10
A
V
= –1