The LT1191CS8#PBF is a single-channel general-purpose amplifier from Analog Devices built for applications that need fast edge response — think video line drivers, pulse amplification, or high-speed ADC front-ends. Its 450V/µs slew rate means a 5 V step settles in about 11 ns, which keeps the output from rounding off fast pulses. The 50 mA output current per channel can drive a 75 Ω or 100 Ω terminated line directly without an extra buffer stage. Supply range covers 4.75 V to 16 V single-supply or ±2.38 V to ±8 V dual-supply, so it fits into standard ±5 V or 12 V rails without a separate regulator.
LT1191CS8#PBF General-Purpose Amplifier, 450V/µs Slew Rate
MPNLT1191CS8#PBF
End of Life
Analog Devices LT1191CS8#PBF, general-purpose amplifier, 1 circuit, 450V/µs slew rate, 50 mA output, 4.75V–16V single/±2.38V–8V dual supply, 8-SOIC surface-mount, tube.
$6.61Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Mounting | Surface Mount |
| Voltage - supply, single (Dual (±)) | 4.75V ~ 16V, ±2.38V ~ 8V |
| Current - supply | 32 mA |
| Current - output (Channel) | 50 mA |
| Package | Tube |
| Slew rate | 450V/µs |
| Applications | General Purpose |
| Case | 8-SOIC (0.154\", 3.90mm Width) |
| Number of circuits | 1 |
Product details
Frequently asked questions
What are the alternative or cross-reference parts for LT1191CS8#PBF?
The closest functional peer in the same family is the LT1193IS8#PBF, which offers a 500 V/µs slew rate and is configured as a differential amplifier in the same 8-SOIC footprint. The LT1189CS8#PBF is a slower alternative at 220 V/µs slew rate with a lower 20 mA output current.