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OPA234UA 参数 Datasheet PDF下载

OPA234UA图片预览
型号: OPA234UA
PDF下载: 下载PDF文件 查看货源
内容描述: 低功耗,精密单电源运算放大器 [Low-Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS]
分类和应用: 运算放大器
文件页数/大小: 22 页 / 1099 K
品牌: TI [ TEXAS INSTRUMENTS ]
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ELECTRICAL CHARACTERISTICS: VS = ±15V  
At TA = 25°C, VS = ±15V, and RL = 10kconnected to ground, unless otherwise noted.  
OPA234UA, EA  
OPA2234UA  
OPA4234UA, U  
OPA234U, E  
OPA2234U  
PARAMETER  
CONDITION  
MIN  
TYP  
MAX  
MIN  
TYP  
MAX  
UNITS  
OFFSET VOLTAGE  
Input Offset Voltage  
OPA4234U Model  
vs Temperature(1)  
vs Power Supply  
VOS  
VCM = 0V  
±70  
±250  
±70  
±500  
±250  
µV  
µV  
µV/°C  
µV/V  
µV/mo  
µV/V  
dVOS/dT  
PSRR  
Operating Temperature Range  
S = ±1.35V to ±18V, VCM = 0V  
±0.5  
3
0.2  
0.3  
±5  
10  
V
20  
vs Time  
Channel Separation (Dual, Quad)  
INPUT BIAS CURRENT  
Input Bias Current(2)  
Input Offset Current  
IB  
IOS  
VCM = 0V  
VCM = 0V  
12  
±1  
25  
±5  
50  
nA  
nA  
NOISE  
f = 1kHz  
Input Voltage Noise Density  
Current Noise Density  
vn  
in  
25  
80  
nV/Hz  
fA/Hz  
INPUT VOLTAGE RANGE  
Common-Mode Voltage Range  
Common-Mode Rejection  
(V)  
91  
(V+) 1  
86  
V
dB  
CMRR  
V
CM = 15V to 14V  
106  
INPUT IMPEDANCE  
Differential  
Common-Mode  
107 || 5  
1010 || 6  
|| pF  
|| pF  
VCM = 0V  
OPEN-LOOP GAIN  
Open-Loop Voltage Gain  
AOL  
VO = 14.5V to 14V  
110  
120  
100  
dB  
FREQUENCY RESPONSE  
Gain-Bandwidth Product  
Slew Rate  
Settling Time: 0.1%  
0.01%  
GBW  
SR  
CL = 100pF  
0.35  
0.2  
41  
47  
22  
MHz  
V/µs  
µs  
µs  
µs  
G = 1, 10V Step, CL = 100pF  
G = 1, 10V Step, CL = 100pF  
(VIN) (Gain) = VS  
Overload Recovery Time  
OUTPUT  
Voltage Output: Positive  
Negative  
Short-Circuit Current  
Capacitive Load Drive (Stable Operation)(3)  
(V+) 1 (V+) 0.7  
(V) +0.5 (V) +0.15  
V
V
mA  
pF  
ISC  
±22  
1000  
G = +1  
POWER SUPPLY  
Specified Operating Voltage  
Operating Voltage Range  
Quiescent Current (per amplifier)  
±15  
±1.35  
V
V
µA  
±18  
±350  
IQ  
IO = 0  
±275  
TEMPERATURE RANGE  
Specified Range  
Operating Range  
Storage  
40  
40  
55  
+85  
+125  
+125  
°C  
°C  
°C  
Thermal Resistance  
8-Pin DIP  
SO-8 Surface-Mount  
MSOP-8 Surface-Mount  
14-Pin DIP  
θJA  
100  
150  
220  
80  
°C/W  
°C/W  
°C/W  
°C/W  
°C/W  
SO-14 Surface-Mount  
110  
Specifications same as OPA234U, E.  
NOTES: (1) Wafer-level tested to 95% confidence level. (2) Positive conventional current flows into the input terminals. (3) See Small-Signal Overshoot vs Load  
Capacitance typical curve.  
OPA234, OPA2234, OPA4234  
4
SBOS055B  
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