LTC1250 Linear Technology, LTC1250 Datasheet - Page 8

• Manufacturer Part Number: LTC1250
• Description: Very Low Noise Zero-Drift Bridge Amplifier
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
LTC1250
TYPICAL
8
(1.143 – 1.727)
0.045 – 0.068
FULL LEAD
OPTION
NOTE: LEAD DIMENSIONS APPLY TO SOLDER DIP/PLATE OR TIN PLATE LEADS.
(0.203 – 0.457)
0.008 – 0.018
(9.779 ± 0.635)
CORNER LEADS OPTION
0.385 ± 0.025
15V
(0.762 BSC)
0.300 BSC
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7487
[phone]
±10ppm ERROR AT ±15mA
1 V
2.5 V/°C DRIFT (DUE TO LM399)
(4 PLCS)
P-P
A
J8 Package 8-Lead Ceramic DIP
OUTPUT NOISE
(0.584 – 1.143)
(0.203 – 0.254)
LM399
0.023 – 0.045
0.008 – 0.010
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006 INCH (0.15mm).
4
3
HALF LEAD
PPLICATI
OPTION
0° – 15°
Reference Buffer
1
2
FAX
7.5k
(0.254 – 0.508)
0.010 – 0.020
: [phone]
(1.143 – 1.727)
(0.360 – 0.660)
0.045 – 0.068
0.014 – 0.026
RAD TYP
(0.635)
0.016 – 0.050
0.406 – 1.270
0.025
(0.127)
0.005
3
2
MIN
+
–
45
LTC1250
O
8
7
4
1
U
TELEX
0°– 8° TYP
S
(10.287)
7
2
0.405
MAX
: 499-3977
U
6
1250 TA03
6
3
(1.346 – 1.752)
0.053 – 0.069
Dimensions in inches (millimeters) unless otherwise noted.
(0.355 – 0.483)
0.014 – 0.019
5
4
S8 Package 8-Lead Plastic SOIC
(0.381 – 1.524)
(2.540 ± 0.254)
0.100 ± 0.010
0.015 – 0.060
(5.588 – 7.874)
0.220 – 0.310
(5.080)
0.200
0.125
3.175
MAX
MIN
J8 0694
(1.270)
0.050
TYPE K
BSC
V
(0.101 – 0.254)
0.004 – 0.010
CM
–
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTURSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm).
†
(7.620 – 8.255)
(0.229 – 0.381)
0.300 – 0.325
0.009 – 0.015
0.325
8.255
Differential Thermocouple Ampliifer
+
LT1025
GND
(5.791 – 6.197)
5V
V
–0.381
+0.025
–0.015
+0.635
0.228 – 0.244
IN
V
0.1%
OUT
0.1%
10k
N8 Package 8-Lead Plastic DIP
10k
R2
R1
0.1%
1M
R4
8
1
–5V
(1.143 ± 0.381)
0.045 ± 0.015
(1.651)
(6.477 ± 0.381)
0.065
(4.801 – 5.004)
TYP
0.255 ± 0.015*
0.189 – 0.197*
R5
3k
R9
33k
2
3
7
2
(2.540 ± 0.254)
0.100 ± 0.010
100pF
–
+
C1
LTC1250
6
3
†
C2
100pF
–5V
RESISTANCE SHOULD BE LESS THAN 100
5V
FOR BEST ACCURACY, THERMOCOUPLE
(1.143 – 1.651)
LINEAR TECHNOLOGY CORPORATION 1994
10mV/°C
0.045 – 0.065
7
4
LT/GP 0894 2K REV A • PRINTED IN USA
5
4
0.1%
1M
R3
8
1
(3.810 – 3.988)
0.150 – 0.157*
6
7
2
(10.160)
0.400*
MAX
SO8 0294
6
3
5
4
(0.457 ± 0.076)
0.018 ± 0.003
R7
500
FULL-SCALE TRIM
R8
5k
1%
R6
7.5k
1%
(3.302 ± 0.127)
0.130 ± 0.005
(3.175)
0.125
MIN
V
100mV/°C
OUT
1250 TA04
(0.380)
0.015
N8 0694
MIN