LT1783 Linear Technology, LT1783 Datasheet - Page 6

• Manufacturer Part Number: LT1783
• Description: 1.25MHz/ Over-The-Top Micropower/ Rail-to-Rail Input and Output Op Amp in SOT-23
• Manufacturer: Linear Technology

LT1783
6
TYPICAL PERFOR A CE CHARACTERISTICS
70
60
50
40
30
20
10
1
Noise Voltage Density vs
Frequency
V
S
= 2.5V
1300
1250
1200
1400
1350
1300
1250
1200
1150
1100
10
Gain Bandwidth Product and
Phase Margin vs Supply Voltage
–50
0
FREQUENCY (Hz)
Gain Bandwidth Product vs
Temperature
A
R
f = 5kHz
f = 5kHz
V
V
F
2
S
–25
= R
= –1
100
= 2.5V
TOTAL SUPPLY VOLTAGE (V)
G
4
= 10k
0
TEMPERATURE ( C)
PHASE MARGIN
GAIN BANDWIDTH PRODUCT
6
1k
25
8
W
10
1783 G08
50
U
10k
12
75
14
100
16
1783 G13
1783 G11
3.0
2.5
2.0
1.5
1.0
0.5
0
125
18
1
Input Noise Current vs Frequency
65
60
55
V
S
= 2.5V
10
FREQUENCY (Hz)
100
1k
1400
1200
1000
1783 G09
800
0.8
0.7
0.6
0.5
0.4
0.3
0.2
10k
–50
1k
Slew Rate vs Temperature
Gain Bandwidth and Phase
Margin vs Load Resistance
V
S
–25
–10
–20
–30
= 5V
70
60
50
40
30
20
10
0
1k
Gain and Phase Shift vs
Frequency
LOAD RESISTANCE ( )
0
TEMPERATURE ( C)
GAIN BANDWIDTH PRODUCT
25
10k
10k
RISING
FALLING
PHASE MARGIN
FREQUENCY (Hz)
50
V
A
R
f = 5kHz
PHASE
S
V
GAIN
F
100k
75
= 2.5V
= –1
= R
G
100
= 10k
1783 G14
1783 G12
V
1M
100k
125
S
= 2.5V
65
60
55
1783 G10
10M
120
100
80
60
40
20
0
–20
–40
–60
–80