LM224QT
IC OPAMP GP 4 CIRCUIT 16QFN
Linear Amplifiers Instrumentation Op Amps Buffer Amps
16-VFQFN Exposed Pad
Active
$0.45 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | LM224QT |
| Package / Case | 16-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C |
| Amplifier Type | General Purpose |
| Number of Circuits | 4 |
| Gain Bandwidth Product | 1.3 MHz |
| Slew Rate | 0.4V/µs |
| Voltage - Input Offset | 2 mV |
| Current - Input Bias | 20 nA |
| Current - Supply | 1.5mA |
| Current - Output / Channel | 40 mA |
| Voltage - Supply | 3 V ~ 30 V |
| Supplier Device Package | 16-QFN (3x3) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LM224QT by STMicroelectronics is a 4-channel general-purpose operational amplifier, found in sensor signal conditioning, active filters, voltage followers, comparator circuits, and audio preamplifiers across virtually every electronics segment. The 16-VFQFN Exposed Pad package with surface mount mounting is suitable for automated assembly. Operating temperature range is -40°C ~ 105°C. Pin-compatible alternatives include ST and TI variants — domestic drop-ins from 3PEAK and SGMICRO offer competitive pricing.
📖 Technical Guides for LM224QT
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →ONET4201PARGTR
IC LIMITING 1 CIRCUIT 16VQFN
ONET8501PRGTR
IC LIMITING 1 CIRCUIT 16VQFN
THS4509QRGTRQ1
IC OPAMP DIFF 1 CIRCUIT 16VQFN
ONET3301PARGTR
IC LIMITING 1 CIRCUIT 16VQFN
THS4541IRGTT
IC OPAMP DIFF 1 CIRCUIT 16VQFN
THS4513RGTR
IC OPAMP DIFF 1 CIRCUIT 16VQFN
All Technical Specifications
| Slew Rate | 0.4V/µs |
| Amplifier Type | General Purpose |
| Current - Supply | 1.5mA |
| Number of Circuits | 4 |
| Current - Input Bias | 20 nA |
| Gain Bandwidth Product | 1.3 MHz |
| Voltage - Input Offset | 2 mV |
| Current - Output / Channel | 40 mA |
| Voltage - Supply Span (Max) | 30 V |
| Voltage - Supply Span (Min) | 3 V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.