參數資料
型號： OPA251PA
英文描述： 256K, 32K X 8 1.8V SER EE, -40C to +85C, 8-SOIC 150mil, T/R
中文描述： 電壓反饋運算放大器
文件頁數： 3/11頁
文件大?。?/td> 243K
代理商： OPA251PA
3
OPA241, 251
PARAMETER
CONDITION
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
T
= –40
°
C to +85
°
C
vs Temperature
vs Power Supply
T
A
= –40
°
C to +85
°
C
V
OS
±
100
±
150
±
0.6
6
±
50
±
100
±
0.5
3
±
250
±
300
μ
V
μ
V
dV
/dT
PSRR
T
A
= –40
°
C to +85
°
C
V
S
=
±
1.35V to
±
18V
V
S
=
±
1.35V to
±
18V
μ
V/
°
C
μ
V/V
μ
V/V
6
6
30
30
INPUT BIAS CURRENT
Input Bias Current
(1)
T
= –40
°
C to +85
°
C
Input Offset Current
T
A
= –40
°
C to +85
°
C
I
B
6
6
6
6
6
–4
–20
–25
±
2
±
2
nA
nA
nA
nA
I
OS
6
±
0.1
NOISE
Input Voltage Noise, f = 0.1 to 10kHz
Input Voltage Noise Density, f = 1kHz
Current Noise Density, f = 1kHz
6
6
6
1
μ
Vp-p
nV/
√
Hz
fA/
√
Hz
e
n
45
40
i
n
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
T
A
= –40
°
C to +85
°
C
V
(V–) –0.2
100
100
(V+) –1
V
dB
dB
CMRR
V
CM
= –15.2V to 14V
V
CM
= –15V to 14V
6
124
INPUT IMPEDANCE
Differential
Common-Mode
6
6
10
6
|| 2
10
6
|| 4
|| pF
|| pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
T
A
= –40
°
C to +85
°
C
A
OL
R
L
= 100k
, V
O
= –14.75V to +14.75V
R
L
= 100k
, V
O
= –14.75V to +14.75V
R
L
= 20k
, V
O
= –14.7V to +14.7V
R
L
= 20k
, V
O
= –14.7V to +14.7V
6
100
100
100
100
128
dB
dB
dB
dB
6
128
T
A
= –40
°
C to +85
°
C
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Overload Recovery Time
GBW
SR
6
6
6
35
0.01
60
kHz
V/
μ
s
μ
s
G = 1
V
IN
G = V
S
OUTPUT
Voltage Output Swing from Rail
(2)
R
L
= 100k
, A
OL
≥
70dB
R
L
= 100k
, A
OL
≥
100dB
R
L
= 100k
, A
OL
≥
96dB
R
L
= 20k
, A
OL
≥
100dB
R
L
= 20k
, A
OL
≥
96dB
6
6
50
75
mV
mV
mV
mV
mV
mA
250
250
300
300
T
A
= –40
°
C to +85
°
C
6
100
T
= –40
°
C to +85
°
C
Short-Circuit Current
Capacitive Load Drive
I
SC
6
6
–21/+4
C
LOAD
See Typical Curve
POWER SUPPLY
Specified Voltage Range
Operating Voltage Range
Quiescent Current
T
A
= –40
°
C to +85
°
C
V
S
6
±
15
V
V
μ
A
μ
A
6
6
±
1.35
±
18
±
38
±
45
I
Q
I
O
= 0
I
O
= 0
6
±
27
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
8-Pin DIP
SO-8 Surface Mount
6
6
6
6
6
6
–40
–55
–55
+85
+125
+125
°
C
°
C
°
C
θ
JA
6
6
100
150
°
C/W
°
C/W
6
Specifications the same as OPA251UA, PA.
NOTES: (1) The negative sign indicates input bias current flows out of the input terminals. (2) Output voltage swings are measured between the output and
power supply rails.
OPA241UA, PA
OPA251UA, PA
SPECIFICATIONS: V
S
=
±
15V
At T
= +25
°
C, R
= 100k
connected to ground, unless otherwise noted.
Boldface
limits apply over the specified temperature range, T
A
= –40
°
C to +85
°
C.
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相關代理商/技術參數
參數描述
OPA251PA 制造商:Texas Instruments 功能描述:IC OP-AMP MICROPOWER
OPA251PAG4 功能描述:運算放大器 - 運放 Single-Supply MicroPower Oper Amp RoHS:否 制造商:STMicroelectronics 通道數量:4 共模抑制比（最小值）:63 dB 輸入補償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風格:SMD/SMT 封裝 / 箱體:QFN-16 轉換速度:0.89 V/us 關閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA251UA 功能描述:運算放大器 - 運放 Single-Supply MicroPower Oper Amp RoHS:否 制造商:STMicroelectronics 通道數量:4 共模抑制比（最小值）:63 dB 輸入補償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風格:SMD/SMT 封裝 / 箱體:QFN-16 轉換速度:0.89 V/us 關閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA251UA 制造商:Texas Instruments 功能描述:IC SM OP-AMP MICROPOWER
OPA251UA/2K5 功能描述:運算放大器 - 運放 Single-Supply MicroPower Oper Amp RoHS:否 制造商:STMicroelectronics 通道數量:4 共模抑制比（最小值）:63 dB 輸入補償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風格:SMD/SMT 封裝 / 箱體:QFN-16 轉換速度:0.89 V/us 關閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
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