LT1058 Linear Technology Corporation, LT1058 Datasheet - Page 13

• Manufacturer Part Number: LT1058
• Description: Lt1058 - Dual And Quad, Jfet Input Precision High Speed Op Amps
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIONS
15V
LT1021-10V
IN
Q1–Q5 = CA3096.
CONNECT SUBSTRATE OF CA3096
ARRAY TO Q4’s EMITTER.
*1% RESISTOR
100dB RANGE LOGARITHMIC PHOTODIODE AMPLIFIER
INPUT
+
–
I
P
OUT
= HP-5082-4204 PIN PHOTODIODE.
GUARD
GUARD
10k*
–
+
10k*
LT1057
6 Q4
1/2
14
5
Q1
500pF
13
12
4
15
13
2k
3
2
8
100dB Range Logarithmic Photodiode Amplifi er
+
–
+
–
LT1058
Instrumentation Amplifi er with Shield Driver
LT1058
1/4
1/4
LT1058
2k
–
+
LM301A
1/4
0.033μF
11
+
–
14
1
Q5
10
9
10
12
15V
50k*
3k
Q3
R
9.1k
R
1k
R
1k
R
9.1k
7
F
G
G
F
33Ω
9
1k
1k
8
2
750k*
5
6
Q2
–
+
1
+
–
LT1057
LT1058
FULL-SCALE
LIGHT (900μM)
1M
3
1/2
1/4
TRIM
10k
–15V
100μW
100nW
15V
10k
1M
10μW
10nW
0.01μF
1MW
1μW
11
4
7
50k
DARK
TRIM
RESPONSE DATA
DIODE CURRENT
E
OUT
GAIN = 10(1+R
I
R
BW = 350kHz
OUTPUT
B
IN
= 5pA
350μA
350nA
3.5μA
3.5nA
35μA
35nA
= 10
12
LT1057/LT1058
F
/R
G
) 100
10578 TA09
CIRCUIT OUTPUT
–0.75V
10.0V
7.85V
5.70V
3.55V
1.40V
10578 TA10
13
10578fc