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LM7171

SNOS760C – MAY 1999 – REVISED SEPTEMBER 2014

LM7171 Very High Speed, High Output Current, Voltage Feedback Amplifier

1 Features

3 Description

The LM7171 is a high speed voltage feedback

1

•

(Typical Unless Otherwise Noted)

amplifier that has the slewing characteristic of a

•

Easy-to-Use Voltage Feedback Topology

current feedback amplifier, yet it can be used in all

•

Very High Slew Rate: 4100 V/

μs

traditional voltage feedback amplifier configurations.

The LM7171 is stable for gains as low as +2 or

−1. It

•

Wide Unity-Gain Bandwidth:

200 MHz

provides a very high slew rate at 4100V/

μs and a

•

wide

unity-gain

bandwidth

of

200

MHz

while

•

Low Supply Current:

6.5 mA

consuming only 6.5 mA of supply current. It is ideal

for

video

and

high

speed

signal

processing

•

High Open Loop Gain:

85 dB

applications such as HDSL and pulse amplifiers. With

•

High Output Current:

100 mA

100 mA output current, the LM7171 can be used for

•

Differential Gain and Phase:

0.01%, 0.02°

video distribution, as a transformer driver or as a

•

Specified for ±15V and ±5V Operation

laser diode driver.

Operation on ±15 V power supplies allows for large

2 Applications

signal swings and provides greater dynamic range

•

HDSL and ADSL Drivers

and signal-to-noise ratio. The LM7171 offers low

SFDR and THD, ideal for ADC/DAC systems. In

•

Multimedia Broadcast Systems

addition, the LM7171 is specified for ±5 V operation

•

Professional Video Cameras

for portable applications.

•

Video Amplifiers

The LM7171 is built on TI's advanced VIP™ III

•

Copiers/Scanners/Fax

(Vertically integrated PNP) complementary bipolar

•

HDTV Amplifiers

process.

•

Pulse Amplifiers and Peak Detectors

Device Information(1)

•

CATV/Fiber Optics Signal Processing

PART NUMBER

PACKAGE

BODY SIZE (NOM)

LM7171

SOIC (8)

4.90 mm × 3.91 mm

LM7171

PDIP (8)

9.81 mm × 6.35 mm

(1) For all available packages, see the orderable addendum at

the end of the datasheet.

Large Signal Pulse Response

Simplified Schematic Diagram

Note: M1 and M2 are current mirrors.

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.