TI LM148FKB
- Gain Bandwidth Product: 1MHz
- Input Offset Voltage (Vos): 5mV
- Input Bias Current: 100nA
- Common Mode Rejection Ratio: 70dB
- Slew Rate: 0.5V/µs
- Number of Channels: 4
- Min Operating Temperature: -55°C
- Max Operating Temperature: 125°C
- Mount: Surface Mount
TI LM148FKB is a analog signal-chain device. Review the exact-part parameters, package and temperature requirements before approving a source or alternate.
Related Products For Your Business
LM148FKB Technical Overview: Verified Parameters Before Sourcing
TI LM148FKB is a analog signal-chain device cataloged in Analog & Signal Chain for Aerospace & Defense programs. Unlike a family-level listing, the complete ordering code matters: package, temperature grade, speed option, screening level and shipment format can change with a suffix. The structured reference data for this exact part identifies Gain Bandwidth Product 1MHz, Input Offset Voltage (Vos) 5mV, Input Bias Current 100nA, Common Mode Rejection Ratio 70dB.
These values are useful for initial BOM and sourcing review, but engineering approval should still use the latest manufacturer-controlled datasheet, package drawing and change notices. For availability, lot/date code and documentation, send Sparkle Electronics the complete LM148FKB requirement.
LM148FKB Key Specifications
| Parameter | LM148FKB |
|---|---|
| Gain Bandwidth Product | 1MHz |
| Input Offset Voltage (Vos) | 5mV |
| Input Bias Current | 100nA |
| Common Mode Rejection Ratio | 70dB |
| Slew Rate | 0.5V/µs |
| Number of Channels | 4 |
| Min Operating Temperature | -55°C |
| Max Operating Temperature | 125°C |
| Mount | Surface Mount |
What the Specifications Mean in a Design Review
For this analog signal-chain device, the main compatibility checks are offset, bias current, bandwidth, gain accuracy, noise, supply headroom and output-drive requirements. A replacement should not be approved from the family name alone. The values below need to be checked against the schematic, PCB footprint, power tree, timing constraints, thermal analysis and program qualification baseline:
- Gain Bandwidth Product: 1MHz
- Input Offset Voltage (Vos): 5mV
- Input Bias Current: 100nA
- Common Mode Rejection Ratio: 70dB
- Slew Rate: 0.5V/µs
- Number of Channels: 4
- Min Operating Temperature: -55°C
Minimum and maximum values are not interchangeable with typical test values, and package-level compatibility does not guarantee pin, timing or firmware compatibility. Where the assembly is used in high-reliability equipment, confirm the required screening, traceability, lead finish and environmental documentation before purchase.
LM148FKB and Related TI Devices
The following pages provide useful internal comparison points. They are related sourcing options, not automatically drop-in replacements:
- TI ADC12D1000CIUT/NOPB — compare the exact architecture, package, speed or grade before substitution.
- TI ADC08D1500CIYB/NOPB — compare the exact architecture, package, speed or grade before substitution.
- TI ADC12D1800CIUT/NOPB — compare the exact architecture, package, speed or grade before substitution.
- TI ADC12D1600CCMPR — compare the exact architecture, package, speed or grade before substitution.
When comparing these devices, start with the exact function and architecture, then verify package and pinout, voltage rails, speed or bandwidth, operating temperature and qualification grade. If any of those differ, an engineering redesign or requalification may be required.
Package, Temperature and Ordering-Code Checks
The orderable code LM148FKB must be kept intact on the RFQ. Confirm the manufacturer marking, package drawing, terminal finish, moisture handling, operating-temperature requirement and packing format. For obsolete or long-stored material, define acceptable date codes and inspection criteria before quotation rather than after delivery.
Sourcing teams should also request the documentation appropriate to the program: Certificate of Conformance, packing and label photographs, lot/date-code information, traceability, visual inspection, X-ray or electrical testing when required. See our quality-control approach and the broader Analog & Signal Chain selection.
Applications and Procurement Context
LM148FKB may be evaluated for Aerospace & Defense systems where its verified electrical limits, package and temperature range match the approved design. Typical work includes new production, repair, lifecycle extension and last-time-buy planning. Application labels describe catalog relevance; final suitability remains a system-level engineering decision.
Frequently Asked Questions
What are the main LM148FKB parameters?
The key reference values are Gain Bandwidth Product 1MHz, Input Offset Voltage (Vos) 5mV, Input Bias Current 100nA, Common Mode Rejection Ratio 70dB. The complete table above should be reviewed together with the current manufacturer documentation and the operating conditions stated in that document.
Can another TI part replace LM148FKB?
Not from the model name alone. Compare function, architecture, pinout, package, voltage, speed, temperature and qualification grade. The linked related devices are comparison starting points only.
What should be included in an RFQ?
Provide the exact part number, quantity, target delivery date, destination, acceptable date-code range and all documentation, screening or testing requirements. Submit the RFQ here.
Where can I review related components?
Browse Analog & Signal Chain and the relevant Aerospace & Defense landing pages for other product families and sourcing guidance.
Need LM148FKB pricing, availability or traceability details? Contact Sparkle Electronics with the exact order code and procurement requirements.
