Datasheet LT1169 (Analog Devices) - 11
| Manufacturer | Analog Devices |
| Description | Dual Low Noise, Picoampere Bias Current, JFET Input Op Amp |
| Pages / Page | 12 / 11 — TYPICAL APPLICATIONS N. Low Noise Hydrophone Amplifier with DC Servo. … |
| File Format / Size | PDF / 302 Kb |
| Document Language | English |
TYPICAL APPLICATIONS N. Low Noise Hydrophone Amplifier with DC Servo. Accelerometer Amplifier with DC Servo
Model Line for this Datasheet
Text Version of Document
LT1169
U TYPICAL APPLICATIONS N Low Noise Hydrophone Amplifier with DC Servo Accelerometer Amplifier with DC Servo
C1 1250pF 5V TO 15V R3 R1* 3.9k R1 R2 100M 2 – 8 100M 18k 1/2 1 C2 OUTPUT R3 LT1169 2µF 3 + 2k C1* C2 R2 4 0.47µF 200Ω R4 –5V TO –15V – 6 20M R4 R8 – 6 1M 7 C R5 T R6 1/2 LT1169 100M 100k + 20M HYDRO- 7 5 1/2 R5 PHONE 5V TO 15V LT1169 + 5 1M ACCELEROMETER C3 R7 B & K MODEL 4381 2 – 8 2µF 1M OR EQUIVALENT 1 (800) 442-1030 1/2 LT1169 OUTPUT 3 + R4C2 = R5C3 > R1 (1 + R2/R3) C1 DC OUTPUT ≤ 2.5mV FOR TA < 70°C OUTPUT = 0.8mV/pC* = 8.0mV/g** OUTPUT VOLTAGE NOISE = 128nV/√Hz AT 1kHz (GAIN = 20) 4 DC OUTPUT ≤ 1.9mV C1 ≈ CT ≈ 100pF TO 5000pF; R4C2 > R8CT; *OPTIONAL LT1169 • TA05 –5V TO –15V OUTPUT NOISE = 8nV/√ Hz AT 1kHz *PICOCOULOMBS **g = EARTH’S GRAVITATIONAL CONSTANT LT1169 • TA07
U PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted. N8 Package 8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510) 0.400* (10.160) 0.300 – 0.325 0.045 – 0.065 0.130 ± 0.005 MAX (7.620 – 8.255) (1.143 – 1.651) (3.302 ± 0.127) 8 7 6 5 0.065 0.255 ± 0.015* (1.651) (6.477 ± 0.381) 0.009 – 0.015 TYP (0.229 – 0.381) 0.125 (3.175) 0.020 +0.035 MIN 0.325 (0.508) 1 2 3 4 –0.015 MIN +0.889 0.018 ± 0.003 8.255 ( ) 0.100 ± 0.010 –0.381 (2.540 ± 0.254) (0.457 ± 0.076) N8 1197 *THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
S8 Package 8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610) 0.189 – 0.197* (4.801 – 5.004) 0.010 – 0.020 8 7 6 5 × 45° 0.053 – 0.069 0.004 – 0.010 (0.254 – 0.508) (1.346 – 1.752) (0.101 – 0.254) 0.008 – 0.010 0 (0.203 – 0.254) °– 8° TYP 0.228 – 0.244 0.150 – 0.157** 0.016 – 0.050 (5.791 – 6.197) (3.810 – 3.988) 0.014 – 0.019 0.050 0.406 – 1.270 (0.355 – 0.483) (1.270) TYP *DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SO8 0996 SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE **DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD 1 2 3 4 FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. 11
U TYPICAL APPLICATIONS N Low Noise Hydrophone Amplifier with DC Servo Accelerometer Amplifier with DC Servo
C1 1250pF 5V TO 15V R3 R1* 3.9k R1 R2 100M 2 – 8 100M 18k 1/2 1 C2 OUTPUT R3 LT1169 2µF 3 + 2k C1* C2 R2 4 0.47µF 200Ω R4 –5V TO –15V – 6 20M R4 R8 – 6 1M 7 C R5 T R6 1/2 LT1169 100M 100k + 20M HYDRO- 7 5 1/2 R5 PHONE 5V TO 15V LT1169 + 5 1M ACCELEROMETER C3 R7 B & K MODEL 4381 2 – 8 2µF 1M OR EQUIVALENT 1 (800) 442-1030 1/2 LT1169 OUTPUT 3 + R4C2 = R5C3 > R1 (1 + R2/R3) C1 DC OUTPUT ≤ 2.5mV FOR TA < 70°C OUTPUT = 0.8mV/pC* = 8.0mV/g** OUTPUT VOLTAGE NOISE = 128nV/√Hz AT 1kHz (GAIN = 20) 4 DC OUTPUT ≤ 1.9mV C1 ≈ CT ≈ 100pF TO 5000pF; R4C2 > R8CT; *OPTIONAL LT1169 • TA05 –5V TO –15V OUTPUT NOISE = 8nV/√ Hz AT 1kHz *PICOCOULOMBS **g = EARTH’S GRAVITATIONAL CONSTANT LT1169 • TA07
U PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted. N8 Package 8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510) 0.400* (10.160) 0.300 – 0.325 0.045 – 0.065 0.130 ± 0.005 MAX (7.620 – 8.255) (1.143 – 1.651) (3.302 ± 0.127) 8 7 6 5 0.065 0.255 ± 0.015* (1.651) (6.477 ± 0.381) 0.009 – 0.015 TYP (0.229 – 0.381) 0.125 (3.175) 0.020 +0.035 MIN 0.325 (0.508) 1 2 3 4 –0.015 MIN +0.889 0.018 ± 0.003 8.255 ( ) 0.100 ± 0.010 –0.381 (2.540 ± 0.254) (0.457 ± 0.076) N8 1197 *THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
S8 Package 8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610) 0.189 – 0.197* (4.801 – 5.004) 0.010 – 0.020 8 7 6 5 × 45° 0.053 – 0.069 0.004 – 0.010 (0.254 – 0.508) (1.346 – 1.752) (0.101 – 0.254) 0.008 – 0.010 0 (0.203 – 0.254) °– 8° TYP 0.228 – 0.244 0.150 – 0.157** 0.016 – 0.050 (5.791 – 6.197) (3.810 – 3.988) 0.014 – 0.019 0.050 0.406 – 1.270 (0.355 – 0.483) (1.270) TYP *DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SO8 0996 SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE **DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD 1 2 3 4 FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. 11