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LT1055_1 Datasheet, PDF (16/16 Pages) Linear Technology – Precision, High Speed, JFET Input Operational Amplifiers
LT1055/LT1056
TYPICAL APPLICATIO
±120V Output Precision Op Amp
125V
INPUT
±25mA OUTPUT
10k
HEAT SINK OUTPUT
TRANSISTORS
100pF
10k
1µF
1N965
50k
2–
7
6
10k
LT1055
3+
4
510Ω 330Ω
2N5415
1M 2N2222
1N4148
1N4148
50k
1M 2N2907
1N965
2N3440
10k
510Ω
330Ω
2N3440
1k
27Ω
27Ω
1k
OUTPUT
2N5415
100k
33pF
1µF
–125V
LT1055/56 TA10
PACKAGE DESCRIPTIO
S8 Package
8-Lead Plastic Small Outline (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1610)
.050 BSC
.045 ±.005
.189 – .197
(4.801 – 5.004)
NOTE 3
8
7
6
5
.245
MIN
.160 ±.005
.228 – .244
(5.791 – 6.197)
.150 – .157
(3.810 – 3.988)
NOTE 3
.030 ±.005
TYP
RECOMMENDED SOLDER PAD LAYOUT
1
2
.010
(0.254
–
–
.020
0.508)
×
45°
.008 – .010
(0.203 – 0.254)
0°– 8° TYP
.053 – .069
(1.346 – 1.752)
.016 – .050
(0.406 – 1.270)
NOTE:
1. DIMENSIONS
IN
INCHES
(MILLIMETERS)
.014 – .019
(0.355 – 0.483)
TYP
2. DRAWING NOT TO SCALE
3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
34
.004 – .010
(0.101 – 0.254)
.050
(1.270)
BSC
SO8 0303
RELATED PARTS
PART NUMBER
LT1122
LT1792
DESCRIPTION
Fast Settling JFET Op Amp
Low Noise JFET Op Amp
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
COMMENTS
340ns Settling Time, GBW = 14MHz, SR = 60V/µs
en = 6nV/√Hz Max at f = 1kHz
10556fc
LT 0406 REV C • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1994