參數(shù)資料
型號: LT1114AC
廠商: Linear Technology Corporation
英文描述: Dual/Quad Low Power Precision, Picoamp Input Op Amps
中文描述: 雙/四路低功耗精密,Picoamp輸入運算放大器
文件頁數(shù): 7/12頁
文件大?。?/td> 369K
代理商: LT1114AC
7
LT1112/LT1114
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
0.1Hz to 10Hz Noise
0.01Hz to 1Hz Noise
Supply Current per Amplifier
vs Supply Voltage
TIME (MONTHS)
0
–6
C
μ
V
–4
–2
0
2
6
1
2
3
4
LT1112/14 TPC14
5
6
4
V
S
= ±15V
T
A
= 25°C
2A
2B
1A
1B
3A
3B
Long Term Stability of Three
Representative Units
Common-Mode Range and
Voltage Swing with Respect to
Supply Voltages
Output Voltage Swing
vs Load Current
Warm-Up Drift
SUPPLY VOLTAGE (V)
0
S
μ
A
400
500
±20
LT1112/14 TPC15
300
200
±5
±10
±15
600
T
A
= 125°C
T
A
= 25°C
T
A
= –55°C
Noise Spectrum
FREQUENCY (Hz)
1
1
10
100
1000
10
100
1000
LT1112/14 TPC10
V
H
C
H
V
S
= ±1V TO ±20V
T
A
= 25°C
CURRENT NOISE
VOLTAGE NOISE
1/f
2.5Hz
1/f
CORNER
140Hz
Minimum Supply Voltage vs Temp
Voltage Gain at Minimum Supply
Voltage
TIME (SEC)
0
N
μ
V
8
LT1112/14 TPC11
2
4
6
10
V
S
= ±15V
T
A
= 25°C
TIME AFTER POWER ON (MINUTES)
0
0
C
μ
V
1
2
3
0.5
1.0
1.5
2.0
LT1112/14 TPC13
2.5
V
S
= ±15V
T
A
= 25°C
LT1112S8, LT1114N/S PACKAGES
LT1114J PACKAGE
LT1112J8, N8 PACKAGES
OUTPUT CURRENT (mA)
–9
V
+
– 1
0
6
LT1112/14 TPC18
–6
SINK
–3
3
9
V
O
V
+
V
+
– 2
V
+
– 3
V
+ 3
V
+ 2
V
+ 1
SOURCE
V
S
= ±1V TO ±20V
T
= 25°C
MAX I
L
AT ±1V = 1.3mA
AT ±1.5V = 3mA
TEMPERATURE (°C)
–75
V
C
V
+
–25
LT1112/14 TPC17
V
+
– 0.2
V
+
– 0.4
V
+
– 0.6
V
+
– 0.8
V
+
– 1.0
V
+ 0.8
V
+ 0.6
V
+ 0.4
V
+ 0.2
25
125
75
V
S
= ±1V TO ±20V
I
L
< 100
μ
A
SWING
CM RANGE
SWING
CM RANGE
TEMPERATURE (°C)
–50
M
60
80
100
±1.2
±0.9
0
50
75
LT1112/14 TPC16
40
±1.0
±1.1
–25
25
100
125
V
TIME (SEC)
0
N
μ
V
80
LT1112/14 TPC12
20
40
60
100
V
S
= ±15V
T
A
= 25°C
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