LT1819 데이터 시트보기 (PDF) - Linear Technology
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LT1819 Datasheet PDF : 18 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT1818/LT1819
Open-Loop Gain vs Temperature
80
VS = ±5V
VO = ±3V
77
RL = 100Ω
74
71
RL = 500Ω
68
65
62
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
18189 G07
Output Short-Circuit Current
vs Temperature
240
VS = ±5V
VIN = ±1V
200
SOURCE
SINK
160
120
80
40
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
18189 G10
Gain and Phase vs Frequency
80
180
70
160
60
140
50
120
PHASE
GAIN
40
100
30
80
20
60
10
40
0 TA = 25°C
–10 AV = –1
RL = 500Ω
–20
10k 100k
20
0
1M 10M
FREQUENCY (Hz)
–20
100M 500M
18189 G13
Output Voltage Swing
vs Supply Voltage
V+
TA = 25°C
–0.5 $VOS = 30mV
–1.0
RL = 500Ω
–1.5
RL = 100Ω
–2.0
2.0
1.5
1.0
0.5
V–
0
RL = 100Ω
RL = 500Ω
1 2 34 5 6 7
SUPPLY VOLTAGE (±V)
18189 G08
Output Voltage Swing
vs Load Current
5
TA = 25°C
VS = ±5V
$VOS = 30mV
4
SOURCE
–2
3
SINK
–3
2
–4
–5
–120
–80 –40 0 40 80
OUTPUT CURRENT (mA)
120
18189 G09
Output Current vs Temperature
150
125
SOURCE, VS = ±5V
100
SINK, VS = ±5V
SOURCE, VS = ±2.5V
75
SINK, VS = ±2.5V
50
25 $VOS = 30mV
VOUT = ±3V FOR VS = ±5V
VOUT = ±1V FOR VS = ±2.5V
0
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
18189 G11
Gain Bandwidth and Phase
Margin vs Temperature
440
RL = 500Ω
400
GBW
VS = ±5V
GBW
360
VS = ±2.5V
Output Impedance vs Frequency
100
10
1
0.1
0.01
10k
AV = 100
AV = 10
AV = 1
TA = 25°C
VS = ±5V
100k
1M
10M
FREQUENCY (Hz)
100M
18189 G12
Gain vs Frequency, AV = 1
5
TA = 25°C
AV = 1
RL = 500Ω
VS = ±2.5V
VS = ±5V
0
PHASE MARGIN PHASE MARGIN 50
VS = ±2.5V
VS = ±5V
–5
40
–50 –25
0 25 50 75
TEMPERATURE (°C)
30
100 125
18189 G15
–10
1M
10M
100M
FREQUENCY (Hz)
500M
18189 G16
18189fb
7
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