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參數(shù)資料
| 型號(hào)： | OPA4345UA |
| 英文描述： | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
| 中文描述： | 低功耗，單電源，軌到軌運(yùn)算放大器MicroAmplifier⑩系列 |
| 文件頁數(shù)： | 2/11頁 |
| 文件大小： | 243K |
| 代理商： | OPA4345UA |
2
OPA344, 2344, 4344
OPA345, 2345, 4345
SPECIFICATIONS: V
S
= 2.7V to 5.5V
At T
A
= +25
°
C, R
= 10k
connected to V
/2 and V
OUT
= V
S
/2, unless otherwise noted.
Boldface
limits apply over the temperature range, T
A
°
C to +85
°
C.
OPA344NA, UA, PA
OPA2344EA, UA, PA
OPA4344EA, UA, PA
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
Over Temperature
vs Temperature
vs Power Supply
Over Temperature
Channel Separation, dc
f = 1kHz
V
OS
V
S
= +5.5V, V
CM
= V
S
/2
±
0.2
±
0.8
±
3
30
±
1
±
1.2
mV
mV
μ
V/
°
C
μ
V/V
μ
V/V
μ
V/V
dB
dV
OS
/dT
PSRR
V
S
= 2.7V to 5.5V, V
CM
< (V+) -1.8V
V
S
= 2.7V to 5.5V, V
CM
< (V+) -1.8V
200
250
0.2
130
INPUT BIAS CURRENT
Input Bias Current
Over Temperature
Input Offset Current
I
B
±
0.2
±
10
pA
pA
pA
See Typical Curve
±
0.2
I
OS
±
10
NOISE
Input Voltage Noise
Input Voltage Noise Density
Current Noise Density
f = 0.1 to 50kHz
f = 10kHz
f = 10kHz
8
30
0.5
μ
Vrms
nV/
√
Hz
fA/
√
Hz
e
n
i
n
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
Over Temperature
Common-Mode Rejection
Over Temperature
Common-Mode Rejection
Over Temperature
V
CM
–0.3
76
74
70
68
66
64
(V+) + 0.3
V
dB
dB
dB
dB
dB
dB
CMRR
V
S
= +5.5V, –0.3V
< V
CM
< (V+)-1.8
V
S
= +5.5V, –0.3V
< V
CM
< (V+)-1.8
V
S
= +5.5V, –0.3V
< V
CM
< 5.8V
V
S
= +5.5V, –0.3V
< V
CM
< 5.8V
V
S
= +2.7V, –0.3V
< V
CM
< 3V
V
S
= +2.7V, –0.3V
< V
CM
< 3V
92
CMRR
84
CMRR
80
INPUT IMPEDANCE
Differential
Common-Mode
10
13
|| 3
10
13
|| 6
|| pF
|| pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
Over Temperature
A
OL
R
L
= 100k
, 10mV < V
O
< (V+) –10mV
R
L
= 100k
, 10mV < V
< (V+) –10mV
R
L
= 5k
, 400mV < V
O
< (V+) –400mV
R
L
= 5k
, 400mV < V
O
< (V+) –400mV
C
L
= 100pF
104
100
96
90
122
dB
dB
dB
dB
120
Over Temperature
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time, 0.1%
GBW
SR
1
MHz
V/
μ
s
μ
s
μ
s
μ
s
%
0.8
5
8
2.5
0.006
V
S
= 5.5V, 2V Step
V
S
= 5.5V, 2V Step
V
IN
G = V
S
0.01%
Overload Recovery Time
Total Harmonic Distortion + Noise
THD+N
V
S
= 5.5V, V
O
= 3Vp-p, G = 1, f = 1kHz
OUTPUT
Voltage Output Swing from Rail
(1)
R
L
= 100k
, A
OL
≥
96dB
R
L
= 100k
,
A
OL
≥
104dB
R
L
= 100k
,
A
OL
≥
100dB
R
L
= 5k
, A
OL
≥
96dB
R
L
= 5k
,
A
OL
≥
90dB
1
3
mV
mV
mV
mV
mV
mA
10
10
400
400
Over Temperature
40
Over Temperature
Short-Circuit Current
Capacitive Load Drive
I
SC
±
15
C
LOAD
See Typical Curve
POWER SUPPLY
Specified Voltage Range
Operating Voltage Range
Quiescent Current (per amplifier)
Over Temperature
V
S
2.7
5.5
V
V
μ
A
μ
A
2.5 to 5.5
150
I
Q
V
S
= 5.5V, I
O
= 0
250
300
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
SOT23-5 Surface Mount
MSOP-8 Surface Mount
8-Pin DIP
SO-8 Surface Mount
TSSOP-14 Surface Mount
14-Pin DIP
SO-14 Surface Mount
–40
–55
–65
85
125
150
°
C
°
C
°
C
θ
JA
200
150
100
150
100
80
100
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
NOTE: (1) Output voltage swings are measured between the output and power-supply rails.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| OPA344 | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
| OPA344NA | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
| OPA2344 | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
| OPA2344PA | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
| OPA2345 | LOW POWER, SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier ⑩ Series |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| OPA4345UA/2K5 | 制造商:Rochester Electronics LLC 功能描述:OP AMP QUAD LOW PWR RAIL-TO-RAIL - Bulk |
| OPA4345UAG4 | 功能描述:運(yùn)算放大器 - 運(yùn)放 Lo Pwr Single-Sply Rail-to-Rail 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 |
| OPA4347 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:microPower, Rail-to-Rail Operational Amplifiers |
| OPA4347EA | 制造商:Texas Instruments 功能描述: |
| OPA4347EA/250 | 功能描述:運(yùn)算放大器 - 運(yùn)放 Mcrpwr Rail-To-Rail 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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