LT1792 Linear Technology, LT1792 Datasheet - Page 12

• Manufacturer Part Number: LT1792
• Description: Low Noise/ Precision/ JFET Input Op Amp
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
RELATED PARTS
PART NUMBER
LT1113
LT1169
LT1793
12
LT1792
TYPICAL
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
(0.229 – 0.381)
(7.620 – 8.255)
0.300 – 0.325
0.009 – 0.015
0.325
8.255
+0.889
–0.381
+0.035
–0.015
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
I
I
1
2
V
PD1
WHEN EQUAL LIGHT ENTERS PHOTODIODES, V
OUT
8-Lead PDIP (Narrow 0.300)
,
PD2 = HAMAMATSU S1336-5BK
A
Light Balance Detection Circuit
= 1M (I
PD2
(6.477 0.381)
PD1
(LTC DWG # 05-08-1510)
0.255 0.015*
(1.651)
PPLICATI
0.065
TYP
(2.540 0.254)
0.100 0.010
DESCRIPTION
Low Noise Dual JFET Op Amp
Low Noise Dual JFET Op Amp
Low Noise Single Op Amp
1
N8 Package
– I
2
)
(1.143 – 1.651)
0.045 – 0.065
8
1
–
+
2pF TO 8pF
2
LT1792
(10.160)
7
O
0.400*
MAX
1M
R1
C1
U
6
3
S
U
5
4
OUT
(0.457 0.076)
0.018 0.003
< 3mV.
(3.302 0.127)
0.130 0.005
Dimensions in inches (millimeters) unless otherwise noted.
(3.175)
1792 TA07
0.125
MIN
V
OUT
(0.508)
0.020
MIN
N8 1197
(0.203 – 0.254)
**
0.008 – 0.010
*
DIMENSION DOES NOT INCLUDE MOLD FLASH.
MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH.
INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
(0.254 – 0.508)
0.010 – 0.020
COMMENTS
Dual Version of LT1792, V
Dual Version of LT1793, I
Lower I
8-Lead Plastic Small Outline (Narrow 0.150)
0.016 – 0.050
0.406 – 1.270
B
Version of LT1792, I
45
V
C1 = C
OUTPUT SHORT-CIRCUIT CURRENT
( 30mA) WILL LIMIT THE RATE AT WHICH THE
VOLTAGE CAN CHANGE ACROSS LARGE CAPACITORS
I = C
Load Capacitance Drive Capability
IN
Unity-Gain Buffer with Extended
dV
dt
L
(LTC DWG # 05-08-1610)
–
+
0.1 F
LT1792
0 – 8 TYP
S8 Package
(5.791 – 6.197)
0.228 – 0.244
B
NOISE
= 10pA, V
R2
1k
C1
(1.346 – 1.752)
0.053 – 0.069
(0.355 – 0.483)
0.014 – 0.019
B
= 10pA, V
= 4.5nV/ Hz
LINEAR TECHNOLOGY CORPORATION 1999
NOISE
8
1
1792f LTTP 0599 4K • PRINTED IN USA
33
R1
(4.801 – 5.004)
0.189 – 0.197*
NOISE
7
2
= 6nV/ Hz
1792 TA08
= 6nV/ Hz
C
6
3
L
V
OUT
5
4
(1.270)
0.050
TYP
(3.810 – 3.988)
(0.101 – 0.254)
0.150 – 0.157**
0.004 – 0.010
SO8 0996