Model No: OPA314AIDBVT

Texas Instruments OPA314AIDBVT

Manufacturer: Texas Instruments
SEMICON NO.: OPA314AIDBVT
Package: SOT-23-5
Stock: In stock
Description: IC GP Amplifier Single channel Rail-to-Rail
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 Mfr Texas Instruments 
 Device Type Single Operational Amplifier (Op Amp) 
 Amplifier Type General Purpose / CMOS 
 Output Type  Rail-to-Rail Input/Output (RRIO) 
 Gain Bandwidth Product (GBW) 3 MHz 
 Slew Rate (SR)   1.5 V/µs 
 Voltage Noise Density (eN)  14 nV/√Hz @ 1 kHz 
 Input Offset Voltage (Vos) 0.5 mV (Typ) / 2.5 mV (Max) 
 Input Offset Voltage Drift   1 µV/°C (Typ) 
 Input Bias Current (Ib) 0.2 pA (Typ) / 10 pA (Max) 
 Common Mode Rejection Ratio (CMRR) 80 dB (Typ) / 66 dB (Min) 
 Quiescent Current (Iq) 150 µA (Typ) / 210 µA (Max) 
 Output Current (Iout) 20 mA 
 Operating Temperature -40°C to +125°C
 Package SOT-23-5
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
OPA314AIDBVT CMOS operational amplifier
The OPA314AIDBVT​ from Texas Instruments​ is a single-channel, 3 MHz general-purpose CMOS operational amplifier​ in a compact SOT-23-5 (DBV) package. Optimized for low-voltage operation, it supports a wide supply range from 1.8 V to 5.5 V​ and features rail-to-rail input and output (RRIO)​ swing, maximizing dynamic range in battery-powered systems. With a low quiescent current of 150 µA per channel​ and a low input offset voltage of 0.5 mV, it delivers a compelling balance of precision and power efficiency. The device is fully specified over the -40°C to +125°C industrial temperature range​ and includes integrated RF/EMI filtering, making it a versatile building block for space-constrained analog designs.
The OPA314AIDBVT is ideal for battery-powered IoT sensors, handheld medical devices, and portable instrumentation. Its RRIO capability makes it suitable for ADC input buffering​ and signal conditioning​ from bridge sensors (e.g., pressure, strain gauges) in 3.3 V systems. The low bias current also makes it a prime choice for photodiode transimpedance amplifiers (TIAs)​ and gas sensor interfaces. Additionally, it is widely used in active filters, voltage followers, and low-side current sensing​ circuits where board space and power budget are constrained.
For urgent production needs or shortage mitigation, partnering with Semicone​ provides access to emergency IC allocation​ and a comprehensive inventory of Texas Instruments amplifiers, ensuring continuity for critical BOM lines.
Alternativeamplifier solutions
1. OPA314AIDBVR (TI): The same device in a different reel packaging option, offering identical electrical characteristics for volume manufacturing.
2. OPA314AIDCKT (TI): A variant in the ultra-small SC70-5 package for designs with extreme space constraints.
3. MCP6001T (Microchip): A 1 MHz, low-power RRIO op-amp with a wider 1.8V to 6.0V range, suitable as a lower-bandwidth, cost-effective alternative.
4. AD8605 (Analog Devices): A precision CMOS op-amp featuring lower offset voltage (65 µV) and lower noise, ideal for higher-accuracy instrumentation.