Texas Instruments · FET Input Amplifiers

LF347BD

Texas Instruments FET Input Amplifiers · SOIC-14

Part-number family from National Semiconductor (now Texas Instruments, 2011). Older stock may carry National Semiconductor markings.

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The LF347BD is an FET Input Amplifiers from Texas Instruments, supplied in a SOIC-14 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

Key specifications of the LF347BD: noise density(en) 18nV/√Hz@1kHz, dual supply -18V~-3.5V, 3.5V~18V, number of channels Four channels, ib - input bias current 50pA, operating temperature 0°C~+70°C and common mode rejection ratio(cmrr) 100dB.

PartnerSemi sources the LF347BD for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberLF347BD
ManufacturerTexas Instruments
Heritage brand (part family)National Semiconductor
Product typeFET Input Amplifiers
CategoryAmplifiers & Comparators
Package / caseSOIC-14
Common Mode Rejection Ratio(CMRR)100dB
Dual Supply-18V~-3.5V, 3.5V~18V
Gain Bandwidth Product3MHz
Ib - Input Bias Current50pA
Input Offset Current(Ios)100pA
Input Offset Voltage Drift(Vos TC)18uV/°C
Noise density(eN)18nV/√Hz@1kHz
Number of ChannelsFour channels
Operating Temperature0°C~+70°C
Quiescent Current(Iq)8mA
Slew Rate13V/us
Vos - Input Offset Voltage5mV

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More Texas Instruments Amplifiers & Comparators

Part numberTypePackageKey specs
LF298H Sample / Hold Amplifiers TO-99-8 4.5mA5nA
LF298H/NOPB Sample / Hold Amplifiers TO-99-8 4.5mA5nA
LF347 amplifier IC
LF347B amplifier IC
LF347BN FET Input Amplifiers PDIP-14 3mV50pA
LF347BN/NOPB FET Input Amplifiers PDIP-14 20nV/√Hz@1kHz10uV/°C
LF347DR FET Input Amplifiers SOIC-14 18nV/√Hz@1kHz-18V~18V
LF347N FET Input Amplifiers DIP-14 18nV/√Hz@1kHz-18V~-3.5V, 3.5V~18V

Frequently asked questions

What is the LF347BD?

The LF347BD is an FET Input Amplifiers from Texas Instruments, supplied in a SOIC-14 package. It is listed in our Amplifiers & Comparators catalog (Analog & Mixed Signal).

What are the specifications of the LF347BD?

Common Mode Rejection Ratio(CMRR): 100dB; Dual Supply: -18V~-3.5V, 3.5V~18V; Gain Bandwidth Product: 3MHz; Ib - Input Bias Current: 50pA; Input Offset Current(Ios): 100pA; Input Offset Voltage Drift(Vos TC): 18uV/°C; Noise density(eN): 18nV/√Hz@1kHz; Number of Channels: Four channels; Operating Temperature: 0°C~+70°C; Quiescent Current(Iq): 8mA; Slew Rate: 13V/us; Vos - Input Offset Voltage: 5mV.

What package is the LF347BD in?

The LF347BD is listed in a SOIC-14 package.

Which part numbers are similar to the LF347BD?

Similar part numbers in our catalog include LF298H (Texas Instruments), LF298H/NOPB (Texas Instruments), LF347 (Texas Instruments), LF347B (Texas Instruments), LF347BN (Texas Instruments) and LF347BN/NOPB (Texas Instruments). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the LF347BD?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=LF347BD&brand=Texas%20Instruments or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.