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參數(shù)資料
| 型號： | LTC1250C |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Very Low Noise Zero-Drift Bridge Amplifier |
| 中文描述： | 極低噪聲零漂移放大器橋 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 258K |
| 代理商： | LTC1250C |
2
LTC1250
U
PACKAGE/ORDER U
A
Total Supply Voltage (V
+
to V
–
) ............................. 18V
Input Voltage ........................(V
+
+ 0.3V) to (V
–
– 0.3V)
Output Short Circuit Duration ......................... Indefinite
Operating Temperature Range
LTC1250M..................................... –55
°
C to 125
°
C
LTC1250C .......................................... 0
°
C TO 70
°
C
Storage Temperature Range ................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.)................ 300
°
C
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
ORDER PART
NUMBER
1
2
3
4
8
7
6
5
TOP VIEW
NC
–IN
+IN
V
–
NC
V
+
OUT
NC
N8
8-LEAD PLASTIC DIP
S8 PACKAGE
8-LEAD PLASTIC SOIC
J8 PACKAGE
8-LEAD CERAMIC DIP
LTC1250MJ8
LTC1250CJ8
LTC1250CN8
LTC1250CS8
T
JMAX
= 150
°
C,
θ
JA
= 100
°
CW (J8)
T
JMAX
= 110
°
C,
θ
JA
= 130
°
CW (N8)
T
JMAX
= 110
°
C,
θ
JA
= 200
°
CW (S8)
S8 PART MARKING
1250
ELECTRICAL C
HARA TERISTICS
LTC1250M
TYP
±
5
±
0.01
50
0.75
0.2
4.0
±
50
LTC1250C
TYP
±
5
±
0.01
50
0.75
0.2
4.0
±
50
SYMBOL PARAMETER
V
OS
Input Offset Voltage
V
OS
Average Input Offset Drift
Long Term Offset Drift
e
n
Input Noise Voltage (Note 2)
CONDITIONS
T
A
= 25
°
C (Note 1)
(Note 1)
MIN
MAX
±
10
±
0.05
MIN
MAX
±
10
±
0.05
UNITS
μ
V
G
μ
V/
°
C
nV/
√
Mo
μ
V
P-P
μ
V
P-P
fA/
√
Hz
T
A
= 25
°
C, 0.1Hz to 10Hz
T
A
= 25
°
C, 0.1Hz to 1Hz
f = 10Hz
T
A
= 25
°
C (Note 3)
1.0
1.0
i
n
I
B
Input Noise Current
Input Bias Current
±
150
±
950
±
300
±
500
±
200
±
450
±
400
±
500
pA
pA
pA
pA
dB
dB
dB
V
V
G
I
OS
Input Offset Current
T
A
= 25
°
C (Note 3)
±
100
±
100
G
CMRR
PSRR
A
VOL
Common-Mode Rejection Ratio
Power Supply Rejection Ratio
Large-Signal Voltage Gain
Maximum Output Voltage Swing
V
CM
= –4V to 3V
V
S
=
±
2.375V to
±
8V
R
L
= 10k, V
OUT
=
±
4V
R
L
= 1k
R
L
= 100k
R
L
= 10k, C
L
= 50pF
G
110
115
125
±
4.0 4.3/–4.7
130
130
170
110
115
125
±
4.0 4.3/–4.7
130
130
170
G
G
G
±
4.92
10
1.5
3.0
±
4.95
10
1.5
3.0
SR
GBW
I
S
Slew Rate
Gain-Bandwidth Product
Supply Current
V/
μ
s
MHz
mA
mA
kHz
No Load, T
A
= 25
°
C
4.0
7.0
4.0
5.0
G
f
S
Internal Sampling Frequency
T
A
= 25
°
C
4.75
4.75
V
IN
=
±
5V, T
A
= Operating Temperature Range, unless otherwise noted.
LTC1250M
TYP
±
2
±
0.01
1.0
0.3
±
20
±
40
LTC1250C
TYP
±
2
±
0.01
1.0
0.3
±
20
±
40
SYMBOL PARAMETER
V
OS
Input Offset Voltage
V
OS
Average Input Offset Drift
e
n
Input Noise Voltage (Note 2)
CONDITIONS
T
A
= 25
°
C (Note 1)
(Note 1)
T
A
= 25
°
C, 0.1Hz to 10Hz
T
A
= 25
°
C, 0.1Hz to 1Hz
T
A
= 25
°
C (Note 3)
T
A
= 25
°
C (Note 3)
MIN
MAX
±
5
±
0.05
MIN
MAX
±
5
±
0.05
UNITS
μ
V
G
μ
V/
°
C
μ
V
P-P
μ
V
P-P
I
B
I
OS
Input Bias Current
Input Offset Current
±
100
±
200
±
100
±
200
pA
pA
V
IN
= 5V, T
A
= Operating Temperature Range, unless otherwise noted.
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| LTC1250 | Very Low Noise Zero-Drift Bridge Amplifier |
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| LTC1250CN8 | Very Low Noise Zero-Drift Bridge Amplifier |
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