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LTC1250 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC1250
Description  Very Low Noise Zero-Drift Bridge Amplifier
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1250 Datasheet(HTML) 2 Page - Linear Technology

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LTC1250
2
1250fb
ABSOLUTE
AXI U
RATI GS (Note 1)
Total Supply Voltage (V+ to V –) ............................. 18V
Input Voltage ........................ (V + + 0.3V) to (V – – 0.3V)
Output Short Circuit Duration ......................... Indefinite
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec.)................ 300°C
PACKAGE/ORDER I FOR ATIO
LTC1250M
LTC1250C
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage
TA = 25°C (Note 2)
±5
±10
±5
±10
µV
∆VOS
Average Input Offset Drift
(Note 2)
●
±0.01
±0.05
±0.01
±0.05
µV/°C
Long Term Offset Drift
50
50
nV/√Mo
en
Input Noise Voltage (Note 3)
TA = 25°C, 0.1Hz to 10Hz
0.75
1.0
0.75
1.0
µVP-P
TA = 25°C, 0.1Hz to 1Hz
0.2
0.2
µVP-P
in
Input Noise Current
f = 10Hz
4.0
4.0
fA/√Hz
IB
Input Bias Current
TA = 25°C (Note 4)
±50
±150
±50
±200
pA
●
±950
±450
pA
IOS
Input Offset Current
TA = 25°C (Note 4)
±100
±300
±100
±400
pA
●
±500
±500
pA
CMRR
Common Mode Rejection Ratio
VCM = – 4V to 3V
●
110
130
110
130
dB
PSRR
Power Supply Rejection Ratio
VS = ±2.375V to ±8V
●
115
130
115
130
dB
AVOL
Large-Signal Voltage Gain
RL = 10k, VOUT = ±4V
●
125
170
125
170
dB
Maximum Output Voltage Swing
RL = 1k
●
±4.0 4.3/–4.7
±4.0 4.3 /–4.7
V
RL = 100k
±4.92
±4.95
V
SR
Slew Rate
RL = 10k, CL = 50pF
10
10
V/µs
GBW
Gain-Bandwidth Product
1.5
1.5
MHz
IS
Supply Current
No Load, TA = 25°C
3.0
4.0
3.0
4.0
mA
●
7.0
5.0
mA
Operating Temperature Range
LTC1250M (OBSOLETE) ............ –55°C to 125°C
LTC1250C .......................................... 0°C TO 70°C
1
2
3
4
8
7
6
5
TOP VIEW
NC
–IN
+IN
V –
NC
V+
OUT
NC
N8 PACKAGE
8-LEAD PLASTIC DIP
ORDER PART
NUMBER
LTC1250CN8
TJMAX = 110°C, θJA = 130°CW
OBSOLETE PACKAGE
J8 PACKAGE
8-LEAD CERAMIC DIP
TJMAX = 150°C, θJA = 100°CW (J8)
LTC1250MJ8
LTC1250CJ8
ORDER PART
NUMBER
LTC1250CS8
TJMAX = 110°C, θJA = 200°CW
S8 PART MARKING
1250
Consider the N8 or S8 for Alternative Source
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, VIN = ±5V, otherwise specifications are at TA = 25°C.
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
NC
–IN
+IN
V –
NC
V+
OUT
NC



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