National Semiconductor LM7171 Very High Speed, High Output Current, Voltage Feedback Amplifier
Summary
This datasheet from National Semiconductor (May 1999) covers the LM7171 very high speed voltage feedback amplifier built on the VIP III complementary bipolar process. The device achieves a slew rate of 4100 V per microsecond, a unity-gain bandwidth of 200 MHz, and a minus 3 dB bandwidth of 220 MHz at a gain of plus 2 while consuming only 6.5 mA of supply current. It delivers 100 mA output current with 85 dB open-loop gain and is specified for both plus and minus 15 V operation for large signal s
Manual Details
| Brand | National |
|---|---|
| Pages | 20 |
| File Size | 615.61 KB |
| Published | June 16, 2026 |
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Frequently Asked Questions
What are the key speed characteristics of the LM7171 amplifier?
It features a very high slew rate of 4100V/μs and a wide unity-gain bandwidth of 200 MHz.
Does the unit support different power voltage requirements?
Yes, it is specified for both ±15V and ±5V operation, appealing to portable applications.
What is the maximum continuous output current?
The LM7171 can provide a high output current of 100 mA when sinking or sourcing into a 100Ω load.
What is the suggested operating temperature range?
The typical junction temperature range for the LM7171AI and LM7171BI is -40˚C to +85˚C.