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THS4281DBVT from TI,Texas Instruments

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THS4281DBVT

Manufacturer: TI

Very Low-Power High Speed Rail-To-Rail Input/Output Voltage Feedback Operational Amplifier

Partnumber Manufacturer Quantity Availability
THS4281DBVT TI 1500 In Stock

Description and Introduction

Very Low-Power High Speed Rail-To-Rail Input/Output Voltage Feedback Operational Amplifier The THS4281DBVT is a high-speed operational amplifier (op-amp) manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** THS4281DBVT  
- **Package:** SOT-23-5 (DBV)  
- **Supply Voltage Range:** ±2.25V to ±6V (Dual Supply), 4.5V to 12V (Single Supply)  
- **Bandwidth (GBW):** 100 MHz  
- **Slew Rate:** 300 V/µs  
- **Input Offset Voltage:** ±1.5 mV (Max)  
- **Input Bias Current:** ±1 µA (Typ)  
- **Quiescent Current:** 5.5 mA (Typ)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Output Current:** ±50 mA  
- **Common-Mode Rejection Ratio (CMRR):** 80 dB (Typ)  
- **Power Supply Rejection Ratio (PSRR):** 80 dB (Typ)  

### **Descriptions:**  
The THS4281DBVT is a high-speed, low-power voltage-feedback operational amplifier designed for applications requiring wide bandwidth and fast settling time. It is optimized for driving low-impedance loads and is suitable for high-speed signal conditioning, active filtering, and data acquisition systems.

### **Features:**  
- **High Bandwidth:** 100 MHz (Gain-Bandwidth Product)  
- **Fast Slew Rate:** 300 V/µs for rapid signal response  
- **Low Power Consumption:** 5.5 mA typical quiescent current  
- **Wide Supply Range:** Supports ±2.25V to ±6V (dual) or 4.5V to 12V (single)  
- **High Output Drive:** ±50 mA output current capability  
- **Stable Operation:** Unity-gain stable  
- **Small Package:** SOT-23-5 for space-constrained applications  
- **Low Input Offset Voltage:** ±1.5 mV (max) for precision applications  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Very Low-Power High Speed Rail-To-Rail Input/Output Voltage Feedback Operational Amplifier

Alternative Part Number

  • OPA350EA/250 --: Rail-to-rail CMOS op-amp in SOT-23-5 with similar bandwidth and low quiescent current, a common drop-in substitute for the THS4281 in many signal-chain designs.
  • AD8605ARTZ-REEL7 --: Low-noise rail-to-rail CMOS op-amp in SOT-23-5 with comparable supply range and speed, suitable when a different vendor is acceptable.
  • LMV721M5/NOPB --: Low-power rail-to-rail op-amp in SOT-23-5 with similar supply voltage range, a cost-effective alternative for less demanding bandwidth requirements.

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