LT1789-1/LT1789-10
10
1789fc
TYPICAL PERFORMANCE CHARACTERISTICS
Output Voltage Swing
vs Load Current Gain vs Frequency Slew Rate vs Temperature
Common Mode Rejection Ratio
vs Frequency
Negative Power Supply Rejection
Ratio vs Frequency
Positive Power Supply Rejection
Ratio vs Frequency
Output Impedance vs Frequency Overshoot vs Capacitive Load
Settling Time to 0.01% vs
Output Step
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE SWING—SOURCING (V)
OUTPUT VOLTAGE SWING—SINKING (V)
4.8
5.0
4.6
4.0
4.4
4.2
0.8
1.0
1.6
1.4
1.2
0.6
0
0.4
0.2
0.001 0.1 1 10
1789 G04
0.01
–55°C
–55°C
25°C
25°C
125°C
125°C
SOURCE
SINK
V
S
= 5V, 0V
V
REF
= 2.5V
FREQUENCY (Hz)
100
GAIN (dB)
1k 10k 100k
1789 G05
G = 1000
G = 100
G = 10
80
70
60
50
40
30
20
10
–10
–20
0
G = 1
V
S
= 5V, 0V
V
REF
= 2.5V
TEMPERATURE (°C)
–50
SLEW RATE (V/μs)
0.045
25
1789 G06
0.030
0.020
–25 0 50
0.015
0.010
0.050
0.040
0.035
0.025
75 100 125
V
S
= 5V, 0V
V
REF
= 2.5V
G = 1
R
L
= 20k
RISING
FALLING
FREQUENCY (Hz)
10010
40
COMMON MODE REJECTION RATIO (dB)
60
80
100
120
50
70
90
110
1k 20k10k
1879 G07
V
S
= 5V, 0V
V
REF
= 2.5V
G = 100, 1000
G = 10
G = 1
FREQUENCY (Hz)
10
NEGATIVE POWER SUPPLY REJECTION RATIO (dB)
140
120
100
80
60
40
20
0
100 1k 20k10k
1789 G08
V
S
= 5V, 0V
V
REF
= 2.5V
INPUT REFERRED
G = 1000
G = 100
G = 10
G = 1
FREQUENCY (Hz)
10
POSITIVE POWER SUPPLY REJECTION RATIO (dB)
140
120
100
80
60
40
20
0
100 1k 20k10k
1789 G09
V
S
= 5V, 0V
V
REF
= 2.5V
INPUT REFERRED
G = 100, 1000
G = 10
G = 1
FREQUENCY (Hz)
10
OUTPUT IMPEDANCE (Ω)
100
1k
10k
1k 10k 100k
1789 G10
1
100
V
S
= 5V, 0V
V
REF
= 2.5V
CAPACITIVE LOAD (pF)
1
40
OVERSHOOT (%)
50
60
70
80
10 100 1000
1789 G11
30
20
10
0
90
100
V
S
= 5V, 0V
V
REF
= 2.5V
V
OUT
= 100mV
P-P
A
V
= 1
A
V
= 10
A
V
≥ 100
SETTLING TIME (μs)
0
OUTPUT STEP (V)
10
8
6
4
2
0
–2
–4
–6
–8
–10
400
1789 G12
100
200
300
500
V
S
= ±15V
R
L
= 20k
G = 1
(LT1789-1)
