參數(shù)資料
型號(hào)： OPA2379AID
英文描述： 1.8V, 2.9uA, 90kHz, Rail-to-Rail I/O OPERATIONAL AMPLIFIERS
中文描述： 1.8，2.9uA，90kHz，軌對(duì)軌輸入/輸出運(yùn)算放大器
文件頁(yè)數(shù)： 3/12頁(yè)
文件大?。?/td> 238K
代理商： OPA2379AID
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SBOS347A NOVEMBER 2005 REVISED DECEMBER 2005
www.ti.com
3
ELECTRICAL CHARACTERISTICS: V
S
= +1.8V TO +5.5V
Boldface
limits apply over the specified temperature range indicated.
At T
A
= +25
°
C, R
L
= 25k
connected to V
S
/2, and V
CM
< (V+) 1V, unless otherwise noted.
OPA379, OPA2379, OPA4379
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
Initial Offset Voltage
Over 40
°
C to +125
°
C
Drift, 40
°
C to +85
°
C
40
°
C to +125
°
C
vs Power Supply
Over 40
°
C to +125
°
C
V
OS
V
S
= 5V
0.4
1.5
2
mV
mV
μ
V/
°
C
μ
V/
°
C
μ
V/V
μ
V/V
dV
OS
/dT
1.5
2.7
2
PSRR
10
20
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio(1)
Over 40
°
C to +85
°
C
Over 40
°
C to +125
°
C
V
CM
(V) 0.1 to (V+) + 0.1
100
V
dB
dB
dB
CMRR
(V) < V
CM
< (V+) 1V
(V) < V
CM
< (V+) 1V
(V) < V
CM
< (V+) 1V
90
80
62
INPUT BIAS CURRENT
Input Bias Current
Input Offset Current
I
B
V
S
= 5V, V
CM
< = VS/2
V
S
= 5V
±
5
±
5
±
50
±
50
pA
pA
I
OS
INPUT IMPEDANCE
Differential
Common-Mode
1013 || 3
1013 || 6
|| pF
|| pF
NOISE
Input Voltage Noise, f = 0.1Hz to 10Hz
Input Voltage Noise Density, f = 1kHz
Input Current Noise Density, f = 1kHz
2.8
80
1
μ
VPP
nV/
√
Hz
fA/
√
Hz
e
n
i
n
OPEN-LOOP GAIN
Open-Loop Voltage Gain
Over 40
°
C to +125
°
C
A
OL
V
S
= 5V, R
L
= 25k
, 100mV < V
O
< (V+) 100mV
V
S
= 5V, R
L
= 25k
, 100mV < V
O
< (V+) 100mV
V
S
= 5V, R
L
= 5k
, 500mV < V
O
< (V+) 500mV
V
S
= 5V, R
L
= 5k
, 500mV < V
O
< (V+) 500mV
100
92
100
92
120
dB
dB
dB
dB
120
Over 40
°
C to +125
°
C
OUTPUT
Voltage Output Swing from Rail
Over 40
°
C to +125
°
C
R
L
= 25k
R
L
= 25k
R
L
= 5k
R
L
= 5k
5
10
15
50
75
mV
mV
mV
mV
mA
25
Over 40
°
C to +125
°
C
Short-Circuit Current
Capacitive Load Drive
Closed-Loop Output Impedance
Open-Loop Output Impedance
I
SC
±
5
C
LOAD
R
OUT
See Typical Characteristics Curve
10
28
G = 1, f = 1kHz, I
O
= 0
f = 100kHz, I
O
= 0
k
R
O
FREQUENCY RESPONSE
Gain Bandwidth Product
Slew Rate
Overload Recovery Time
Turn-On Time
C
LOAD
= 30pF
GBW
SR
90
0.03
25
1
kHz
V/
μ
s
μ
s
ms
G = +1
V
IN
GAIN > V
S
t
ON
POWER SUPPLY
Specified/Operating Voltage Range
Quiescent Current per Amplifier
Over 40
°
C to +125
°
C
V
S
I
Q
1.8
5.5
5.5
10
V
μ
A
μ
A
V
S
= 5.5V, I
O
= 0
2.9
TEMPERATURE
Specified/Operating Range
Storage Range
Thermal Resistance
SC705
SOT235
SOT238, TSSOP14, SO8
40
65
+125
+150
°
C
°
C
JA
250
200
150
°
C/W
°
C/W
°
C/W
(1)See Typical Characteristic,
Common-Mode Rejection Ratio vs Frequency
.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA2379AID 制造商:Texas Instruments 功能描述:Operational Amplifier (Op-Amp) IC
OPA2379AIDCNR 功能描述:運(yùn)算放大器 - 運(yùn)放 Dual 1.8V 2.9uA RR I/O Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA2379AIDCNRG4 功能描述:運(yùn)算放大器 - 運(yùn)放 Dual 1.8V 2.9uA R-R I/O Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA2379AIDCNT 功能描述:運(yùn)算放大器 - 運(yùn)放 Dual 1.8V 2.9uA RR I/O Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA2379AIDCNTG4 功能描述:運(yùn)算放大器 - 運(yùn)放 Dual 1.8V 2.9uA R-R I/O Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
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