LM6172

ACTIVE

Dual High Speed, Low Power, Low Distortion Voltage Feedback Amplifiers

Product details

Architecture Voltage FB Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 36 GBW (typ) (MHz) 100 BW at Acl (MHz) 160 Acl, min spec gain (V/V) 1 Slew rate (typ) (V/µs) 3000 Vn at flatband (typ) (nV√Hz) 12 Vn at 1 kHz (typ) (nV√Hz) 12 Iq per channel (typ) (mA) 2.3 Vos (offset voltage at 25°C) (max) (mV) 1.5 Rail-to-rail No Rating Catalog Operating temperature range (°C) -40 to 85 CMRR (typ) (dB) 110 Input bias current (max) (pA) 1500000 Offset drift (typ) (µV/°C) 6 Iout (typ) (mA) 85 2nd harmonic (dBc) 50 3rd harmonic (dBc) 50 Frequency of harmonic distortion measurement (MHz) 5
Architecture Voltage FB Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 36 GBW (typ) (MHz) 100 BW at Acl (MHz) 160 Acl, min spec gain (V/V) 1 Slew rate (typ) (V/µs) 3000 Vn at flatband (typ) (nV√Hz) 12 Vn at 1 kHz (typ) (nV√Hz) 12 Iq per channel (typ) (mA) 2.3 Vos (offset voltage at 25°C) (max) (mV) 1.5 Rail-to-rail No Rating Catalog Operating temperature range (°C) -40 to 85 CMRR (typ) (dB) 110 Input bias current (max) (pA) 1500000 Offset drift (typ) (µV/°C) 6 Iout (typ) (mA) 85 2nd harmonic (dBc) 50 3rd harmonic (dBc) 50 Frequency of harmonic distortion measurement (MHz) 5
SOIC (D) 8 29.4 mm² (4.9 mm × 6 mm) PDIP (P) 8 92.5083 mm² (9.81 mm × 9.43 mm)
  • Typical values unless otherwise noted
  • Easy-to-use voltage-feedback topology
  • High slew rate: 3000V/µs
  • Wide unity-gain bandwidth: 100MHz
  • Low supply current: 2.3mA/channel
  • High output current: 50mA/channel
  • Specified operation: ±15V and ±5V
  • Typical values unless otherwise noted
  • Easy-to-use voltage-feedback topology
  • High slew rate: 3000V/µs
  • Wide unity-gain bandwidth: 100MHz
  • Low supply current: 2.3mA/channel
  • High output current: 50mA/channel
  • Specified operation: ±15V and ±5V

The LM6172 is a dual, high-speed voltage-feedback amplifier. The device is unity-gain stable and provides excellent dc and ac performance. With a 100MHz unity-gain bandwidth, 3000V/µs slew rate, and 50mA of output current per channel, the LM6172 offers high performance in dual amplifiers, yet only consumes 2.3mA of supply current per channel.

The LM6172 operates on ±15V power supplies for systems requiring large voltage swings, such as ADSL, scanners and ultrasound equipment. The device is also specified for ±5‑V power supplies for low-voltage applications, such as portable video systems.

The LM6172 is built with TI’s advanced complementary bipolar process. See the LM6171 data sheet for a single amplifier with these same features.

The LM6172 is a dual, high-speed voltage-feedback amplifier. The device is unity-gain stable and provides excellent dc and ac performance. With a 100MHz unity-gain bandwidth, 3000V/µs slew rate, and 50mA of output current per channel, the LM6172 offers high performance in dual amplifiers, yet only consumes 2.3mA of supply current per channel.

The LM6172 operates on ±15V power supplies for systems requiring large voltage swings, such as ADSL, scanners and ultrasound equipment. The device is also specified for ±5‑V power supplies for low-voltage applications, such as portable video systems.

The LM6172 is built with TI’s advanced complementary bipolar process. See the LM6171 data sheet for a single amplifier with these same features.

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Technical documentation

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* Data sheet LM6172 Dual, High-Speed, Low-Power, Low-Distortion, Voltage-Feedback Amplifier datasheet (Rev. E) PDF | HTML Dec 11, 2024
E-book The Signal e-book: A compendium of blog posts on op amp design topics PDF | HTML Mar 28, 2017
Application note OA-26 Designing Active High Speed Filters (Rev. C) May 7, 2013

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Evaluation board

LMH730036 — Evaluation Board for High-Speed Dual Op Amp in the 8-Pin SOIC Package

Texas Instruments offers this unpopulated Evaluation Board to aid in the evaluation and testing of high-speed Op Amp that are offered in the 8-Pin SOIC package. Resistors, capacitors, or any other surface-mount components can be easily mounted on this board in the desired circuit configuration. The (...)

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Simulation model

LM6172 PSpice Model (Rev. A)

SNOM234A.ZIP (185 KB) - PSpice model
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SOIC (D) 8 Ultra Librarian
PDIP (P) 8 Ultra Librarian

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