LF347DR
IC OPAMP JFET 4 CIRCUIT 14SOIC
Linear Amplifiers Instrumentation Op Amps Buffer Amps
14-SOIC (0.154", 3.90mm Width)
Active
$0.66 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LF347DR |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Amplifier Type | J-FET |
| Number of Circuits | 4 |
| Gain Bandwidth Product | 3 MHz |
| Slew Rate | 13V/µs |
| Voltage - Input Offset | 5 mV |
| Current - Input Bias | 50 pA |
| Current - Supply | 8mA (x4 Channels) |
| Current - Output / Channel | 40 mA |
| Voltage - Supply | 7 V ~ 36 V |
| Supplier Device Package | 14-SOIC |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LF347DR by Texas Instruments 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 14-SOIC (0.154", 3.90mm Width) package with surface mount mounting is suitable for automated assembly. Operating temperature range is 0°C ~ 70°C (TA). Pin-compatible alternatives include ST and TI variants — domestic drop-ins from 3PEAK and SGMICRO offer competitive pricing.
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All Technical Specifications
| Slew Rate | 13V/µs |
| Amplifier Type | J-FET |
| Current - Supply | 8mA (x4 Channels) |
| Number of Circuits | 4 |
| Current - Input Bias | 50 pA |
| Gain Bandwidth Product | 3 MHz |
| Voltage - Input Offset | 5 mV |
| Current - Output / Channel | 40 mA |
| Voltage - Supply Span (Max) | 36 V |
| Voltage - Supply Span (Min) | 7 V |
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