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Электронный компонент: LT6012ACGN

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LT6011/LT6012
1
sn60112 60112fas
s
Thermocouple Amplifiers
s
Precision Photo Diode Amplifiers
s
Instrumentation Amplifiers
s
Battery-Powered Precision Systems
s
Low Voltage Precision Systems
s
60
V Maximum Offset Voltage
s
300pA Maximum Input Bias Current
s
135
A Supply Current per Amplifier
s
Rail-to-Rail Output Swing
s
120dB Minimum Voltage Gain, V
S
=
15V
s
0.8
V/
C Maximum V
OS
Drift
s
14nV/
Hz Input Noise Voltage
s
2.7V to
18V Supply Voltage Operation
s
Operating Temperature Range: 40
C to 85
C
s
Space Saving 3mm
3mm DFN Package
Dual/Quad135
A, 14nV/
Hz,
Rail-to-Rail Output
Precision Op Amp
, LTC and LT are registered trademarks of Linear Technology Corporation.
DESCRIPTIO
U
FEATURES
APPLICATIO S
U
TYPICAL APPLICATIO
U
SoftSpan is a trademark of Linear Technology Corporation.
The LT
6011/LT6012 op amps combine low noise and
high precision input performance with low power con-
sumption and rail-to-rail output swing.
Input offset voltage is trimmed to less than 60
V. The low
drift and excellent long-term stability guarantee a high
accuracy over temperature and time. The 300pA maxi-
mum input bias current and 120dB minimum voltage gain
further maintain this precision over operating conditions.
The LT6011/LT6012 work on any power supply voltage
from 2.7V to 36V and draw only 135
A of supply current
on a 5V supply. The output swings to within 40mV of either
supply rail, making the amplifier a good choice for low
voltage single supply applications.
The LT6011/LT6012 are specified at 5V and
15V supplies
and from 40
C to 85
C. The LT6011 (dual) is available in
SO-8 and space saving 3mm
3mm DFN packages. The
LT6012 (quad) is available in SO-14 and 16-pin SSOP
packages.
Low Power Programmable Output Range 16-Bit SoftSpan
TM
DAC
+
1/2 LT6011
V
S
+
V
S
+
V
S
+
1/2 LT6011
16-BIT DAC
LTC1592
R
COM
1
R1
2
V
CC
0.1
F
9
R2
R2
R1
16
R
OFS
3
7
5
6
REF
15
R
FB
I
OUT1
V
OUT
4
5V
5
1
2
3
I
OUT2
AGND
GND
CLR
CS/LD
SCK
SDI
SDO
6
7
8
14
13
12
11
10
C2
270pF
C1
270pF
SUPPLY CURRENT
1.6mA TO 4mA
DEPENDING ON CODE
6011 TA01
8
4
LT1236-5
20V Output Step Response
5V/DIV
0V
0V
5V/DIV
100
s/DIV
6011 TA03
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LT6011/LT6012
2
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TOP VIEW
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
NC
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
NC
+
+
+
+
A
B
D
C
TOP VIEW
S PACKAGE
14-LEAD PLASTIC SO
1
2
3
4
5
6
7
14
13
12
11
10
9
8
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
+
+
+
+
A
B
D
C
Total Supply Voltage (V
+
to V
) .............................. 40V
Differential Input Voltage (Note 2) .......................... 10V
Input Voltage .................................................... V
+
to V
Input Current (Note 2) .......................................
10mA
Output Short-Circuit Duration (Note 3) ........... Indefinite
Operating Temperature Range (Note 4) .. 40
C to 85
C
Specified Temperature Range (Note 5) ... 40
C to 85
C
ORDER PART
NUMBER
DD PART MARKING*
T
JMAX
= 125
C,
JA
= 160
C/W
UNDERSIDE METAL CONNECTED TO V
(PCB CONNECTION OPTIONAL)
LT6011CDD
LT6011IDD
LT6011ACDD
LT6011AIDD
(Note 1)
ABSOLUTE AXI U RATI GS
W
W
W
U
PACKAGE/ORDER I FOR ATIO
U
U
W
TOP VIEW
DD PACKAGE
8-LEAD (3mm
3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
OUT A
IN A
+IN A
V
V
+
OUT B
IN B
+IN B
B
A
ORDER PART
NUMBER
S8 PART MARKING
LT6011CS8
LT6011IS8
LT6011ACS8
LT6011AIS8
6011
6011I
6011A
6011AI
T
JMAX
= 150
C,
JA
= 190
C/W
1
2
3
4
8
7
6
5
TOP VIEW
V
+
OUT B
IN B
+IN B
OUT A
IN A
+IN A
V
S8 PACKAGE
8-LEAD PLASTIC SO
B
A
Maximum Junction Temperature
DD Package ..................................................... 125
C
All Other Packages .......................................... 150
C
Storage Temperature Range
DD Package ..................................... 65
C to 125
C
All Other Packages .......................... 65
C to 150
C
Lead Temperature (Soldering, 10 sec).................. 300
C
LACD
ORDER PART
NUMBER
T
JMAX
= 150
C,
JA
= 110
C/W
LT6012CS
LT6012IS
LT6012ACS
LT6012AIS
*Temperature and electrical grades are identified by a label on the shipping container.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ORDER PART
NUMBER
GN PART MARKING
LT6012CGN
LT6012IGN
LT6012ACGN
LT6012AIGN
6012
6012I
6012A
6012AI
T
JMAX
= 150
C,
JA
= 135
C/W
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LT6011/LT6012
3
sn60112 60112fas
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C. V
S
= 5V, 0V; V
CM
= 2.5V; R
L
to 0V; unless otherwise specified. (Note 5)
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage (Note 8)
LT6011AS8, LT6012AS
20
60
V
T
A
= 0
C to 70
C
q
85
V
T
A
= 40
C to 85
C
q
110
V
LT6011ADD, LT6012AGN
25
85
V
T
A
= 0
C to 70
C
q
135
V
T
A
= 40
C to 85
C
q
170
V
LT6011S8, LT6012S
25
75
V
T
A
= 0
C to 70
C
q
100
V
T
A
= 40
C to 85
C
q
125
V
LT6011DD, LT6012GN
30
125
V
T
A
= 0
C to 70
C
q
175
V
T
A
= 40
C to 85
C
q
210
V
V
OS
/
T
Input Offset Voltage Drift (Note 6)
LT6011AS8, LT6011S8, LT6012AS,LT6012S
q
0.2
0.8
V/
C
LT6011ADD, LT6011DD,LT6012AGN, LT6012GN
q
0.2
1.2
V/
C
I
OS
Input Offset Current (Note 8)
LT6011AS8, LT6011ADD, LT6012AS,
LT6012AGN
20
300
pA
T
A
= 0
C to 70
C
q
450
pA
T
A
= 40
C to 85
C
q
600
pA
LT6011S8, LT6011DD, LT6012S,
LT6012GN
150
900
pA
T
A
= 0
C to 70
C
q
1200
pA
T
A
= 40
C to 85
C
q
1500
pA
I
B
Input Bias Current (Note 8)
LT6011AS8, LT6011ADD, LT6012AS,
LT6012AGN
20
300
pA
T
A
= 0
C to 70
C
q
450
pA
T
A
= 40
C to 85
C
q
600
pA
LT6011S8, LT6011DD, LT6012S,
LT6012GN
150
900
pA
T
A
= 0
C to 70
C
q
1200
pA
T
A
= 40
C to 85
C
q
1500
pA
Input Noise Voltage
0.1Hz to 10Hz
400
nV
P-P
e
n
Input Noise Voltage Density
f = 1kHz
14
nV/
Hz
i
n
Input Noise Current Density
f = 1kHz, Unbalanced Source Resistance
0.1
pA/
Hz
R
IN
Input Resistance
Common Mode, V
CM
= 1V to 3.8V
10
120
G
Differential
20
M
C
IN
Input Capacitance
4
pF
V
CM
Input Voltage Range (Positive)
Guaranteed by CMRR
q
3.8
4
V
Input Voltage Range (Negative)
Guaranteed by CMRR
q
0.7
1
V
CMRR
Common Mode Rejection Ratio
V
CM
= 1V to 3.8V
q
107
135
dB
Minimum Supply Voltage
Guaranteed by PSRR
q
2.4
2.7
V
PSRR
Power Supply Rejection Ratio
V
S
= 2.7V to 36V, V
CM
= 1/2V
S
q
112
135
dB
A
VOL
Large-Signal Voltage Gain
R
L
= 10k, V
OUT
= 1V to 4V
q
300
2000
V/mV
R
L
= 2k, V
OUT
= 1V to 4V
q
250
2000
V/mV
Channel Separation
V
OUT
= 1V to 4V
q
110
140
dB
background image
LT6011/LT6012
4
sn60112 60112fas
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C. V
S
= 5V, 0V; V
CM
= 2.5V; R
L
to 0V; unless otherwise specified. (Note 5)
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OUT
Maximum Output Swing
No Load, 50mV Overdrive
35
55
mV
(Positive, Referred to V
+
)
q
65
mV
I
SOURCE
= 1mA, 50mV Overdrive
120
170
m V
q
220
mV
Maximum Output Swing
No Load, 50mV Overdrive
40
55
m V
(Negative, Referred to 0V)
q
65
mV
I
SINK
= 1mA, 50mV Overdrive
150
225
m V
q
275
mV
I
SC
Output Short-Circuit Current (Note 3) V
OUT
= 0V, 1V Overdrive, Source
10
14
m A
q
4
mA
V
OUT
= 5V, 1V Overdrive, Sink
10
21
m A
q
4
mA
SR
Slew Rate
A
V
= 10, R
F
= 50k, R
G
= 5k
0.06
0.09
V/
s
T
A
= 0
C to 70
C
q
0.05
V/
s
T
A
= 40
C to 85
C
q
0.04
V/
s
GBW
Gain Bandwidth Product
f = 10kHz
250
330
kHz
q
225
kHz
t
s
Settling Time
A
V
= 1, 0.01%, V
OUT
= 1.5V to 3.5V
45
s
t
r
, t
f
Rise Time, Fall Time
A
V
= 1, 10% to 90%, 0.1V Step
1
s
V
OS
Offset Voltage Match (Note 7)
LT6011AS8, LT6012AS
50
120
V
T
A
= 0
C to 70
C
q
170
V
T
A
= 40
C to 85
C
q
220
V
LT6011ADD, LT6012AGN
50
170
V
T
A
= 0
C to 70
C
q
270
V
T
A
= 40
C to 85
C
q
340
V
LT6011S8, LT6012S
50
150
V
T
A
= 0
C to 70
C
q
200
V
T
A
= 40
C to 85
C
q
250
V
LT6011DD, LT6012GN
60
250
V
T
A
= 0
C to 70
C
q
350
V
T
A
= 40
C to 85
C
q
420
V
I
B
Input Bias Current Match (Note 7)
LT6011AS8, LT6011ADD, LT6012AS,
LT6012AGN
50
600
p A
T
A
= 0
C to 70
C
q
900
p A
T
A
= 40
C to 85
C
q
1200
pA
LT6011S8, LT6011DD, LT6012S,
LT6012GN
1800
p A
T
A
= 0
C to 70
C
q
2400
p A
T
A
= 40
C to 85
C
q
3000
pA
CMRR
Common Mode Rejection Ratio
q
101
135
d B
Match (Note 7)
PSRR
Power Supply Rejection Ratio
q
106
135
d B
Match (Note 7)
I
S
Supply Current
per Amplifier
135
150
A
T
A
= 0
C to 70
C
q
190
A
T
A
= 40
C to 85
C
q
210
A
background image
LT6011/LT6012
5
sn60112 60112fas
ELECTRICAL CHARACTERISTICS
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
C. V
S
=
15V, V
CM
= 0V, R
L
to 0V, unless otherwise specified. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage (Note 8)
LT6011AS8, LT6012AS
30
135
V
T
A
= 0
C to 70
C
q
160
V
T
A
= 40
C to 85
C
q
185
V
LT6011ADD, LT6012AGN
35
160
V
T
A
= 0
C to 70
C
q
210
V
T
A
= 40
C to 85
C
q
225
V
LT6011S8, LT6012S
35
150
V
T
A
= 0
C to 70
C
q
175
V
T
A
= 40
C to 85
C
q
200
V
LT6011DD, LT6012GN
40
200
V
T
A
= 0
C to 70
C
q
250
V
T
A
= 40
C to 85
C
q
275
V
V
OS
/
T
Input Offset Voltage Drift (Note 6)
LT6011AS8, LT6011S8, LT6012AS, LT6012S
q
0.2
0.8
V/
C
LT6011ADD, LT6011DD, LT6012AGN, LT6012GN
q
0.2
1.3
V/
C
I
OS
Input Offset Current (Note 8)
LT6011AS8, LT6011ADD, LT6012AS LT6012AGN
20
300
pA
T
A
= 0
C to 70
C
q
450
p A
T
A
= 40
C to 85
C
q
600
pA
LT6011S8, LT6011DD, LT6012S, LT6012GN
150
900
pA
T
A
= 0
C to 70
C
q
1200
p A
T
A
= 40
C to 85
C
q
1500
pA
I
B
Input Bias Current (Note 8)
LT6011AS8, LT6011ADD, LT6012AS, LT6012AGN
20
300
pA
T
A
= 0
C to 70
C
q
450
p A
T
A
= 40
C to 85
C
q
600
pA
LT6011S8, LT6011DD, LT6012S, LT6012GN
150
900
pA
T
A
= 0
C to 70
C
q
1200
p A
T
A
= 40
C to 85
C
q
1500
pA
Input Noise Voltage
0.1Hz to 10Hz
400
nV
P-P
e
n
Input Noise Voltage Density
f = 1kHz
13
nV/
Hz
i
n
Input Noise Current Density
f = 1kHz, Unbalanced Source Resistance
0.1
pA/
Hz
R
IN
Input Resistance
Common Mode, V
CM
=
13.5V
50
400
G
Differential
20
M
C
IN
Input Capacitance
4
pF
V
CM
Input Voltage Range
Guaranteed by CMRR
q
13.5
14
V
CMRR
Common Mode Rejection Ratio
V
CM
= 13.5V to 13.5V
115
135
dB
q
112
135
dB
Minimum Supply Voltage
Guaranteed by PSRR
q
1.2
1.35
V
PSRR
Power Supply Rejection Ratio
V
S
=
1.35V to
18V
q
112
135
dB
A
VOL
Large-Signal Voltage Gain
R
L
= 10k, V
OUT
= 13.5V to 13.5V
1000
2000
V/mV
q
600
V/mV
R
L
= 5k, V
OUT
= 13.5V to 13.5V
500
1500
V/mV
q
300
V/mV
Channel Separation
V
OUT
= 13.5V to 13.5V
q
120
140
dB
V
OUT
Maximum Output Swing
No Load, 50mV Overdrive
45
80
m V
(Positive, Referred to V
+
)
q
100
mV
I
SOURCE
= 1mA, 50mV Overdrive
140
195
m V
q
240
mV
Maximum Output Swing
No Load, 50mV Overdrive
45
80
m V
(Negative, Referred to V
)
q
100
mV
I
SINK
= 1mA, 50mV Overdrive
150
250
m V
q
300
mV