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OPA237 Datasheet(PDF) 4 Page - Texas Instruments

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tên linh kiện OPA237
Nội dung chi tiết  SINGLE-SUPPLY OPERATIONAL AMPLIFIERS MicroAmplifier™ Series
tải về  12 Pages
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nhà sản xuất  TI [Texas Instruments]
Trang chủ  http://www.ti.com
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4
®
OPA237, 2237, 4237
SPECIFICATIONS: VS = ±15V
At TA = +25°C, VS = ±15V, RL = 10kΩ connected to VS/2, unless otherwise noted.
OPA237UA, NA
OPA2237UA, EA
OPA4237UA
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
VCM = 0V
±350
±950
µV
vs Temperature(1)
Specified Temperature Range
±2.5
±7
µV/°C
vs Power Supply (PSRR)
VS = ±1.35V to ±18V
10
30
µV/V
Channel Separation (dual and quad)
0.5
µV/V
INPUT BIAS CURRENT
Input Bias Current(2)
VCM = 0V
–8.5
–40
nA
Input Offset Current
VCM = 0V
±0.5
±10
nA
NOISE
Input Voltage Noise, f = 0.1 to 10Hz
1
µVp-p
Input Voltage Noise Density, f = 1kHz
28
nV/
√Hz
Current Noise Density, f = 1kHz
60
fA/
√Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
(V–) –0.2
(V+) –1.5
V
Common-Mode Rejection
VCM = –15V to 13.5V
80
90
dB
INPUT IMPEDANCE
Differential
5 • 106 || 4
Ω || pF
Common-Mode
5 • 109 || 2
Ω || pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
VO = –14V to 13.8V
80
88
dB
FREQUENCY RESPONSE
Gain-Bandwidth Product
1.5
MHz
Slew Rate
G = 1
0.5
V/
µs
Settling Time: 0.1%
G = –1, 10V Step, CL = 100pF
18
µs
0.01%
G = –1, 10V Step, CL = 100pF
21
µs
OUTPUT
Voltage Output, Positive
RL = 100kΩ
(V+) –1.2
(V+) –0.9
V
Negative
RL = 100kΩ
(V–) +0.5
(V–) +0.3
V
Positive
RL = 10kΩ
(V+) –1.2
(V+) –0.9
V
Negative
RL = 10kΩ
(V–) +1
(V–) +0.85
V
Short-Circuit Current
–8/+4.5
mA
Capacitive Load Drive (stable operation)
See Typical Curves
POWER SUPPLY
Specified Operating Voltage
±15
V
Operating Range
±1.35
±18
V
Quiescent Current (per amplifier)
±200
±475
µA
TEMPERATURE RANGE
Specified Range
–40
+85
°C
Operating Range
–55
+125
°C
Storage
–55
+125
°C
Thermal Resistance,
θ
JA
5-Lead SOT-23-5
200
°C/W
MSOP-8 Surface-Mount
150
°C/W
SSOP-16 Surface-Mount
150
°C/W
SO-8 Surface-Mount
150
°C/W
NOTES: (1) Guaranteed by wafer-level test to 95% confidence. (2) Positive conventional current flows into the input terminals.



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