| Part Number | OPA2131UA/2K5G4 | OPA2134UA/2K5G4 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps | 
|   |   | |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Amplifier Type | J-FET | Audio | 
| Number of Circuits | 2 | 2 | 
| Output Type | - | - | 
| Slew Rate | 10V/µs | 20V/µs | 
| Gain Bandwidth Product | 4 MHz | 8 MHz | 
| -3db Bandwidth | - | - | 
| Current - Input Bias | 5 pA | 5 pA | 
| Voltage - Input Offset | 200 µV | 500 µV | 
| Current - Supply | 1.5mA (x2 Channels) | 4mA (x2 Channels) | 
| Current - Output / Channel | 25 mA | 35 mA | 
| Voltage - Supply Span (Min) | 9 V | 5 V | 
| Voltage - Supply Span (Max) | 36 V | 36 V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-SOIC | 8-SOIC |