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參數資料
| 型號： | OPA234EA |
| 英文描述： | Low Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS |
| 中文描述： | 低功耗，精密單電源運算放大器 |
| 文件頁數： | 8/9頁 |
| 文件大小： | 264K |
| 代理商： | OPA234EA |
8
OPA234, 2234, 4234
TYPICAL PERFORMANCE CURVES
(Cont.)
At T
A
= +25
°
C and R
L
= 10k
unless otherwise noted.
LARGE-SIGNAL STEP RESPONSE
G = 1, C
L
= 100pF, V
S
= +5V
1
10μs/div
SMALL-SIGNAL STEP RESPONSE
G = 1, C
L
= 10,000pF, V
S
= +5V
2
20μs/div
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
V+
(V+) –0.5
(V+) –1
(V+) –1.5
(V+) –2
(V+) –2.5
(V+) –3
(V–) +3
(V–) +2.5
(V–) +2
(V–) +1.5
(V–) +1
(V–) +0.5
V–
0
±5
±10
125°C
85°C
25°C
±15
Output Current (mA)
O
–55°C
–55°C
–40°C
25°C
85°C
125°C
–40°C
High output current may
not be available at low
supply voltages due to
output swing limitations.
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
70
60
50
40
30
20
10
0
10pF
100pF
1nF
10nF
100nF
Load Capacitance
O
G = –1,
G = +2
G = +1,
V
S
= +2.7, +5V
G = +1,
V
S
= ±15V
G = ±10
G = –2
V
O
= 100mVp-p
SMALL-SIGNAL STEP RESPONSE
G = 1, C
L
= 100pF, V
S
= +5V
2μs/div
2
SETTLING TIME vs CLOSED-LOOP GAIN
Gain (V/V)
S
1000
100
10
1
±1
±10
±100
V
= ±15V,
10V Step
V
S
= +2.7V,
1V Step
C
L
= 100pF
0.1%
0.01%
V
= +5V,
3V Step
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相關代理商/技術參數 |
參數描述 |
|---|---|
| OPA234EA/250 | 功能描述:運算放大器 - 運放 Low Power Prec Sngl-Sply 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 |
| OPA234EA/250E4 | 制造商:Texas Instruments 功能描述:OP AMP SGL GP 18V/36V 8MSOP - Tape and Reel |
| OPA234EA/250G4 | 功能描述:運算放大器 - 運放 Low Power Prec Sngl-Sply 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 |
| OPA234EA/2K5 | 功能描述:運算放大器 - 運放 Low Power Prec Sngl-Sply 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 |
| OPA234EA/2K5E4 | 制造商:Texas Instruments 功能描述:OP AMP SGL GP 18V/36V 8MSOP - Tape and Reel |
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