LT1782 Linear Technology, LT1782 Datasheet - Page 6

• Manufacturer Part Number: LT1782
• Description: Micropower/ Over-The-Top SOT-23/ Rail-to-Rail Input and Output Op Amp
• Manufacturer: Linear Technology

LT1782
6
TYPICAL PERFOR A CE CHARACTERISTICS
250
200
150
100
230
220
210
200
190
180
170
50
80
70
60
50
40
30
20
–50
1k
1
Gain Bandwidth Product and
Phase Margin vs Load Resistance
Noise Voltage Density vs
Frequency
Gain Bandwidth Product vs
Temperature
V
A
R
f = 5kHz
f = 5kHz
V
S
V
F
S
–25
= R
= 2.5V
= –1
= 2.5V
G
10
= 10k
LOAD RESISTANCE ( )
0
TEMPERATURE ( C)
GAIN BANDWIDTH PRODUCT
FREQUENCY (Hz)
25
10k
100
PHASE MARGIN
50
75
1k
W
100
1782 G14
1782 G11
1782 G08
100k
125
10k
U
70
60
50
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.11
0.10
0.09
0.08
0.07
0.06
0.05
0.04
0
–10
–50
90
80
70
60
50
40
30
20
10
Input Noise Current vs Frequency
1
Slew Rate vs Temperature
0
1k
PSRR vs Frequency
V
S
–25
= 2.5V
V
S
NEGATIVE SUPPLY
= 2.5V
10
0
TEMPERATURE ( C)
FREQUENCY (Hz)
RISING
FALLING
10k
FREQUENCY (Hz)
25
POSITIVE SUPPLY
100
50
100k
75
V
S
1k
= 2.5V
100
1782 G09
1782 G12
1782 G15
10k
125
1M
–10
–20
–30
70
60
50
40
30
20
10
240
220
200
180
160
0
1k
Gain and Phase Shift vs
Frequency
0
110
100
Gain Bandwidth Product and
Phase Margin vs Supply Voltage
90
80
70
60
50
40
30
A
R
f = 5kHz
1k
V
F
2
CMRR vs Frequency
= R
= –1
TOTAL SUPPLY VOLTAGE (V)
G
4
= 10k
10k
FREQUENCY (Hz)
PHASE MARGIN
GAIN BANDWIDTH PRODUCT
6
PHASE
GAIN
FREQUENCY (Hz)
8
10
10k
100k
12
V
S
= 2.5V
14
1782 G10
V
16
S
1782 G13
= 2.5V
1M
18
1782 G16
100
80
60
40
20
0
–20
–40
–60
–80
–100
60
55
50
100k