SGM8591
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
GENERAL DESCRIPTION
FEATURES
The SGM8591 is a single rail-to-rail input and output
● Rail-to-Rail Input and Output Swing
precision operational amplifier which has low input
● 2.5V to 5.5V Single Supply Operation
offset voltage and bias current. It is guaranteed to
● Voltage Gain: 145dB (TYP) at 5V
operate from 2.5V to 5.5V single supply.
● PSRR: 120dB (TYP)
The rail-to-rail input and output swings provided by the
SGM8591 make both high-side and low-side sensing
easy. The combination of characteristics makes the
SGM8591 a good choice for temperature, position and
pressure sensors, medical equipment and strain gauge
amplifiers, or any other 2.5V to 5.5V applications
requiring precision and long term stability.
The SGM8591 is specified over the extended industrial
-40℃ to +85℃ temperature range. It is available in
● CMRR: 90dB (TYP)
● Ultra Low Input Bias Current: 15pA
● Low Supply Current: 445μA at 5V
● Overload Recovery Time: 70μs (at VS = 5V)
● No External Capacitors Required
● -40℃ to +85℃ Operating Temperature Range
● Available in Green SOT-23-5 and SOIC-8 Packages
PIN CONFIGURATIONS
Green SOT-23-5 and SOIC-8 packages.
(TOP VIEW)
APPLICATIONS
OUT
1
-VS
2
+IN
3
+
Temperature Measurement
Pressure Sensor
Precision Current Sensing
+VS
4
-IN
_
SOT-23-5
Electronic Scale
Strain Gage Amplifier
(TOP VIEW)
Medical Instrumentation
Thermocouple Amplifier
5
NC
1
-IN
2
+IN
3
-VS
4
8
NC
_
7
+VS
+
6
OUT
5
NC
Handheld Test Equipment
NC = NO CONNECT
SOIC-8
SG Micro Corp
www.sg-micro.com
JANUARY 2013 – REV.A
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
PACKAGE/ORDERING INFORMATION
MODEL
SGM8591
PACKAGE
DESCRIPTION
SPECIFIED
TEMPERATURE
RANGE
ORDERING
NUMBER
PACKAGE
MARKING
PACKING
OPTION
SOT-23-5
-40℃ to +85℃
SGM8591YN5G/TR
S26XX
Tape and Reel, 3000
SOIC-8
-40℃ to +85℃
SGM8591YS8G/TR
SGM8591YS8
XXXXX
Tape and Reel, 2500
MARKING INFORMATION
NOTE: XX = Date Code. XXXXX = Date Code and Vendor Code.
SOT-23-5
SOIC-8
XXXXX
YYY X X
Date Code - Month
Date Code - Year
Serial Number
Vendor Code
Date Code - Week
Date Code - Year
Green (RoHS & HSF): SG Micro Corp defines "Green" to mean Pb-Free (RoHS compatible) and free of halogen substances. If
you have additional comments or questions, please contact your SGMICRO representative directly.
ABSOLUTE MAXIMUM RATINGS
ESD SENSITIVITY CAUTION
Supply Voltage ................................................................... 6V
Input Voltage Range ................................ -VS to (+VS) + 0.1V
Differential Input Voltage Range ............................. -5V to 5V
Junction Temperature .................................................+150℃
Storage Temperature Range ....................... -65℃ to +150℃
Lead Temperature (Soldering, 10s) ............................+260℃
ESD Susceptibility
HBM ............................................................................. 4000V
MM ................................................................................. 400V
This integrated circuit can be damaged if ESD protections are
not considered carefully. SGMICRO recommends that all
integrated circuits be handled with appropriate precautions.
Failure to observe proper handling and installation procedures
can cause damage. ESD damage can range from subtle
performance degradation to complete device failure. Precision
integrated circuits may be more susceptible to damage
because even small parametric changes could cause the
device not to meet the published specifications.
RECOMMENDED OPERATING CONDITIONS
DISCLAIMER
Operating Temperature Range ....................... -40℃ to +85℃
OVERSTRESS CAUTION
SG Micro Corp reserves the right to make any change in
circuit design, or specifications without prior notice.
Stresses beyond those listed in Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to
absolute maximum rating conditions for extended periods
may affect reliability. Functional operation of the device at any
conditions beyond those indicated in the Recommended
Operating Conditions section is not implied.
SG Micro Corp
www.sg-micro.com
JANUARY 2013
2
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
ELECTRICAL CHARACTERISTICS
(VS = 5V, VCM = 2.5V, VOUT = 2.5V, Full = -40℃ to +85℃, typical values are at TA = +25℃, unless otherwise noted.)
PARAMETER
CONDITIONS
TEMP
MIN
TYP
MAX
150
500
UNITS
Input Characteristics
+25℃
Input Offset Voltage (VOS)
Full
550
μV
Input Bias Current (IB)
+25℃
15
pA
Input Offset Current (IOS)
+25℃
10
pA
Input Voltage Range
+25℃
Common Mode Rejection Ratio (1) (CMRR) VCM = 0V to 5V
Large-Signal Voltage Gain (AVO)
RL = 10kΩ, VOUT = 0.3V to 4.7V
Input Offset Voltage Drift (ΔVOS/ΔT)
0
+25℃
80
Full
62
+25℃
95
Full
91
Full
5
90
V
dB
145
dB
200
nV/℃
Output Characteristics
RL = 100kΩ to -VS
Output Voltage High (VOH)
RL = 10kΩ to -VS
RL = 100kΩ to +VS
Output Voltage Low (VOL)
RL = 10kΩ to +VS
Output Short-Circuit Limit (ISC)
VOUT = 2.5V, RL = 10Ω to GND
+25℃
4.99
Full
4.979
+25℃
4.98
Full
4.96
4.998
4.994
2
+25℃
V
Full
V
10
11
6
+25℃
Full
15
18
+25℃
40
Full
26
+25℃
90
Full
73
45
mV
mV
mA
Power Supply
Power Supply Rejection Ratio (1) (PSRR)
VS = 2.5V to 5.5V
Quiescent Current (IQ)
VOUT = VS/2
+25℃
120
445
Full
dB
700
845
μA
Dynamic Performance
Gain-Bandwidth Product (GBP)
AV = +100
+25℃
1.45
MHz
Slew Rate (SR)
AV = +1, RL = 10kΩ, 2V output step
+25℃
0.75
V/μs
Overload Recovery Time
AV = -100, RL = 10kΩ, VIN = 200mV (RET to GND) +25℃
0.07
ms
Input Voltage Noise
0.1Hz to 10Hz
+25℃
0.85
μVP-P
Input Voltage Noise Density (en)
f = 1kHz
+25℃
47.5
nV/ Hz
Noise Performance
NOTE: 1. PSRR and CMRR are affected by the matching between external gain-setting resistor ratios.
SG Micro Corp
www.sg-micro.com
JANUARY 2013
3
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
ELECTRICAL CHARACTERISTICS (continued)
(VS = 2.5V, VCM = 1.25V, VOUT = 1.25V, Full = -40℃ to +85℃, typical values are at TA = +25℃, unless otherwise noted.)
PARAMETER
CONDITIONS
TEMP
MIN
TYP
MAX
150
500
UNITS
Input Characteristics
+25℃
Input Offset Voltage (VOS)
Full
550
μV
Input Bias Current (IB)
+25℃
15
pA
Input Offset Current (IOS)
+25℃
10
pA
Input Voltage Range
+25℃
Common Mode Rejection Ratio (1) (CMRR) VCM = 0V to 2.5V
Large-Signal Voltage Gain ( AVO)
RL = 10kΩ, VOUT = 0.3V to 2.4V
Input Offset Voltage Drift (ΔVOS/ΔT)
0
+25℃
75
Full
61
+25℃
95
Full
91
Full
2.5
90
V
dB
140
dB
200
nV/℃
Output Characteristics
RL = 100kΩ to -VS
Output Voltage High (VOH)
RL = 10kΩ to -VS
RL = 100kΩ to +VS
Output Voltage Low (VOL)
RL = 10kΩ to +VS
Output Short-Circuit Limit (ISC)
VOUT = 1.25V, RL = 10Ω to GND
+25℃
2.49
Full
2.473
+25℃
2.48
Full
2.46
2.498
2.497
1
+25℃
V
Full
V
10
11
3
+25℃
Full
15
16
+25℃
20
Full
14
+25℃
90
Full
73
27
mV
mV
mA
Power Supply
Power Supply Rejection Ratio (1) (PSRR)
VS = 2.5V to 5.5V
Quiescent Current (IQ)
VOUT = VS/2
+25℃
120
440
Full
dB
700
786
μA
Dynamic Performance
Gain-Bandwidth Product (GBP)
AV = +100
+25℃
1.45
MHz
Slew Rate (SR)
AV = +1, RL = 10kΩ, 2V output step
+25℃
0.75
V/μs
Overload Recovery Time
AV = -100, RL = 10kΩ, VIN = 200mV (RET to GND) +25℃
0.04
ms
Input Voltage Noise
0.1Hz to 10Hz
+25℃
0.9
μVP-P
Input Voltage Noise Density (en)
f = 1kHz
+25℃
77
nV/ Hz
Noise Performance
NOTE: 1. PSRR and CMRR are affected by the matching between external gain-setting resistor ratios.
SG Micro Corp
www.sg-micro.com
JANUARY 2013
4
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
TYPICAL PERFORMANCE CHARACTERISTICS
Large Signal Transient Response at +2.5V
V OUT (500mV/div)
V OUT (1V/div)
Large Signal Transient Response at +5V
CL = 300pF
RL = 2kΩ
A V = +1
CL = 300pF
RL = 2kΩ
A V = +1
Time (5µs/div)
Time (2µs/div)
Small Signal Transient Response at +5V
Small Signal Transient Response at +2.5V
CL = 50pF
RL = ∞
A V = +1
V OUT (50mV/div)
V OUT (50mV/div)
CL = 50pF
RL = ∞
A V = +1
Time (5µs/div)
Time (5µs/div)
A V = -100
Closed Loop Gain (dB)
Closed Loop Gain (dB)
Closed Loop Gain vs. Frequency at +5V
60
50
40
30
20
10
0
-10
-20
-30
-40
A V = -10
A V = +1
10
100
1000
Frequency (kHz)
SG Micro Corp
www.sg-micro.com
10000
Closed Loop Gain vs. Frequency at +2.5V
60
50
40
30
20
10
0
-10
-20
-30
-40
A V = -100
A V = -10
A V = +1
10
100
1000
10000
Frequency (kHz)
JANUARY 2013
5
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
0.1Hz to 10Hz Noise at +5V
Noise (2mV/div)
Noise (2mV/div)
0.1Hz to 10Hz Noise at +2.5V
A V = +10,000
A V = +10,000
Time (10s/div)
Time (10s/div)
Negative Overvoltage Recovery
Positive Overvoltage Recovery
V IN
0V
0V
0V
200mV
/div
V SY = ±2.5V
V IN = +200mV P-P
(RET to GND)
CL = 0pF
RL = 10kΩ
A V = -100
V OUT
1V
/div
200mV
/div
1V
/div
0V
Time (20µs/div)
Open Loop Gain,Phase Shift
vs. Frequency at +5V
Open Loop Gain, Phase Shift
vs. Frequency at +2.5V
Phase Shift
96
72
48
Open Loop Gain
24
10
100
1000
10000
Frequency (kHz)
SG Micro Corp
www.sg-micro.com
0
100000
Open Loop Gain (dB)
120
CL = 0pF
RL = ∞
Phase Shift (Degrees)
60
50
40
30
20
10
0
-10
-20
-30
-40
Time (20µs/div)
60
50
40
30
20
10
0
-10
-20
-30
-40
CL = 0pF
RL = ∞
Phase Shift
120
96
72
48
Open Loop Gain
24
10
100
1000
10000
Phase Shift (Degrees)
V OUT
Open Loop Gain (dB)
V SY = ±2.5V
V IN = -200mV P-P
(RET to GND)
CL = 0pF
RL = 10kΩ
A V = -100
V IN
0
100000
Frequency (kHz)
JANUARY 2013
6
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Voltage Noise Density at +5V
from 0.1Hz to 2.5kHz
104
RS = 0Ω
91
78
en (nV/ √Hz)
en (nV/ √Hz)
104
RS = 0Ω
91
Voltage Noise Density at +2.5V
from 0.1Hz to 2.5kHz
65
52
39
78
65
52
39
26
26
13
13
0
0
0
0.5
1
1.5
2
0
2.5
0.5
Voltage Noise Density at +5V
from 0.1Hz to 25kHz
2.5
112
96
en (nV/ √Hz)
96
en (nV/ √Hz)
2
Voltage Noise Density at +2.5V
from 0.1Hz to 25kHz
128
112
80
64
48
80
64
48
32
32
16
16
RS = 0Ω
RS = 0Ω
0
0
0
10
5
15
20
0
25
5
PSRR vs. Frequency at ±2.5V
100
80
80
PSRR (dB)
60
-PSRR
0
0
10
100
Frequency (kHz)
SG Micro Corp
www.sg-micro.com
25
1000
10000
-PSRR
40
20
1
20
60
20
0.1
15
PSRR vs. Frequency at ±1.25V
100
+PSRR
40
10
Frequency (kHz)
Frequency (kHz)
PSRR (dB)
1.5
Frequency (kHz)
Frequency (kHz)
128
1
+PSRR
0.1
1
10
100
1000
10000
Frequency (kHz)
JANUARY 2013
7
Single-Supply, Single Rail-to-Rail I/O
Precision Operational Amplifier
SGM8591
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
CMRR vs. Frequency at +5V
100
80
CMRR (dB)
80
CMRR (dB)
CMRR vs. Frequency at +2.5V
100
60
40
60
40
20
20
0
0
0.1
1
10
100
1000
Frequency (kHz)
10000
0.1
1
10
100
Frequency (kHz)
1000
10000
REVISION HISTORY
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Original (JANUARY 2013) to REV.A
Page
Changed from product preview to production data ............................................................................................................................................. All
SG Micro Corp
www.sg-micro.com
JANUARY 2013
8
PACKAGE INFORMATION
PACKAGE OUTLINE DIMENSIONS
SOT-23-5
1.90
D
e1
E1
2.59
E
0.99
b
e
0.69
0.95
RECOMMENDED LAND PATTERN (Unit: mm)
L
A
A1
θ
A2
Symbol
Dimensions
In Millimeters
MIN
MAX
c
0.2
Dimensions
In Inches
MIN
MAX
A
1.050
1.250
0.041
0.049
A1
0.000
0.100
0.000
0.004
A2
1.050
1.150
0.041
0.045
b
0.300
0.500
0.012
0.020
c
0.100
0.200
0.004
0.008
D
2.820
3.020
0.111
0.119
E
1.500
1.700
0.059
0.067
E1
2.650
2.950
0.104
0.116
e
0.950 BSC
0.037 BSC
e1
1.900 BSC
0.075 BSC
SG Micro Corp
www.sg-micro.com
L
0.300
0.600
0.012
0.024
θ
0°
8°
0°
8°
TX00033.000
PACKAGE INFORMATION
PACKAGE OUTLINE DIMENSIONS
SOIC-8
0.6
D
e
2.2
E1
E
5.2
b
1.27
RECOMMENDED LAND PATTERN (Unit: mm)
L
A
A1
c
θ
A2
Symbol
Dimensions
In Millimeters
MIN
MAX
Dimensions
In Inches
MIN
MAX
A
1.350
1.750
0.053
0.069
A1
0.100
0.250
0.004
0.010
A2
1.350
1.550
0.053
0.061
b
0.330
0.510
0.013
0.020
c
0.170
0.250
0.006
0.010
D
4.700
5.100
0.185
0.200
E
3.800
4.000
0.150
0.157
E1
5.800
6.200
0.228
0.244
e
SG Micro Corp
www.sg-micro.com
1.27 BSC
0.050 BSC
L
0.400
1.270
0.016
0.050
θ
0°
8°
0°
8°
TX00010.000
PACKAGE INFORMATION
TAPE AND REEL INFORMATION
REEL DIMENSIONS
TAPE DIMENSIONS
P2
W
P0
Q1
Q2
Q1
Q2
Q1
Q2
Q3
Q4
Q3
Q4
Q3
Q4
B0
Reel Diameter
A0
P1
K0
Reel Width (W1)
DIRECTION OF FEED
NOTE: The picture is only for reference. Please make the object as the standard.
KEY PARAMETER LIST OF TAPE AND REEL
Reel
Diameter
Reel Width
W1
(mm)
A0
(mm)
B0
(mm)
K0
(mm)
P0
(mm)
P1
(mm)
P2
(mm)
W
(mm)
Pin1
Quadrant
SOT-23-5
7″
9.5
3.20
3.20
1.40
4.0
4.0
2.0
8.0
Q3
SOIC-8
13″
12.4
6.40
5.40
2.10
4.0
8.0
2.0
12.0
Q1
SG Micro Corp
www.sg-micro.com
TX10000.000
DD0001
Package Type
PACKAGE INFORMATION
CARTON BOX DIMENSIONS
NOTE: The picture is only for reference. Please make the object as the standard.
KEY PARAMETER LIST OF CARTON BOX
Length
(mm)
Width
(mm)
Height
(mm)
Pizza/Carton
7″ (Option)
368
227
224
8
7″
442
410
224
18
13″
386
280
370
5
SG Micro Corp
www.sg-micro.com
DD0002
Reel Type
TX20000.000
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