Datasheet

4
LT1222
1222fc
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Input Common Mode Range
vs Supply Voltage
Output Voltage Swing
vs Resistive Load
Output Short-Circuit Current
vs Temperature
Power Supply Rejection Ratio
vs Frequency
Open-Loop Gain
vs Resistive Load
Output Voltage Swing
vs Supply Voltage
Supply Current vs Supply Voltage
and Temperature
Input Bias Current
vs Input Common Mode Voltage
Input Noise Spectral Density
SUPPLY VOLTAGE (±V)
0
0
MAGNITUDE OF INPUT VOLTAGE (V)
5
10
15
20
5101520
LT1222 • TPC01
T
A
= 25°C
ΔV
OS
= 0.5mV
+V
CM
–V
CM
SUPPLY VOLTAGE (±V)
0
5
SUPPLY CURRENT (mA)
6
7
8
9
10
11
5101520
LT1222 • TPC02
T = 125°C
T = 25°C
T = –55°C
0
0
MAGNITUDE OF OUTPUT VOLATGE (V)
5
10
15
20
5101520
LT1222 • TPC03
+V
SW
–V
SW
SUPPLY VOLTAGE (±V)
T
A
= 25°C
R
L
= 500Ω
ΔV
OS
= 30mV
LOAD RESISTANCE (Ω)
10
0
OUTPUT VOLTAGE SWING (V
P-P
)
10
20
25
30
100 1k 10k
LT1222 • TPC04
5
15
±5V SUPPLIES
±15V SUPPLIES
T
A
= 25°C
ΔV
OS
= 30mV
INPUT COMMON MODE VOLTAGE (V)
–15
–500
INPUT BIAS CURRENT (nA)
0
500
05 15
LT1222 • TPC05
–10 –5 10
–400
–300
–200
–100
100
200
300
400
I
B
+
I
B
–
V
S
= ±15V
T
A
= 25°C
LOAD RESISTANCE (Ω)
10
70
OPEN-LOOP GAIN (dB)
80
100
110
120
100 1k 10k
LT1222 • TPC06
90
V
S
= ±5V
V
S
= ±15V
T
A
= 25°C
TEMPERATURE (°C)
–50
20
OUTPUT SHORT-CIRCUIT CURRENT (mA)
30
35
45
50
–25 50 100 125
LT1222 • TPC07
25
40
025 75
V
S
= ±5V
FREQUENCY (Hz)
INPUT VOLTAGE NOISE (nV/√Hz)
100
10
1000
10 1k 10k 100k
LT1222 • TPC08
1
100
INPUT CURRENT NOISE (pA/√Hz)
10
1
100
0.1
V
S
= ±15V
T
A
= 25°C
A
V
= 101
R
S
= 100k
e
n
i
n
FREQUENCY (Hz)
100
0
POWER SUPPLY REJECTION RATIO (dB)
20
40
60
80
100
120
1k 100k 10M 100M
LT1222 • TPC09
10k 1M
V
S
= ±15V
T
A
= 25°C
–PSRR
+PSRR