OPA131U
Texas Instruments · 8-SOIC (D)
OPA131U is a Texas Instruments part in the Precision op amps (Vos<1mV) category (8-SOIC (D)). Single, 4-MHz, 50-pA bias current, 750-µA power, FET operational amplifier
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- Brand
- Texas Instruments
- Category
- Precision op amps (Vos<1mV)
- Package
- 8-SOIC (D)
- Manufacturer L/T
- 26 weeks
- MOQ
- 1
- SPQ
- 75
- HS code
- 854233
- Checked
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Buyer questions
Can ChipRadar source OPA131U?
Manufacturer-site stock is a dated snapshot, not our inventory. Send the quantity and required date; ChipRadar checks sourcing options and replies with price, lead time and D/C.
What is the lead time for OPA131U?
The manufacturer site lists a lead time of 26 weeks for OPA131U; confirm the current lead time with a quote.
How can I check OPA131U before I pay?
Ask for photos of the reel or tray labels and the D/C range with your quote. The scope of checks is agreed for each order.
What is the MOQ and packaging for OPA131U?
Manufacturer MOQ: 1 pc; SPQ: 75 pcs. Smaller sample quantities on request.
Same series · OPA131
Incoming check
Marking, package, packing and compliance values are manufacturer-published data.
Packing & moisture
- Standard pack quantity (SPQ): 75, packing: TUBE
- Moisture sensitivity: MSL 3 (manufacturer datasheet)
Visual & marking
- Manufacturer marking: (O131U, OPA) 131U (manufacturer datasheet)
- Lead finish: reference unavailable
Package & dimensions
- Package: 8-SOIC (D), 8 pins
- Package drawing (manufacturer PDF) →
- Note Moisture sensitivity MSL 3: floor life after opening is 168 hours (≤30 °C / 60% RH); bake if exceeded.
OPA131 family parameters
Parameters as published by the manufacturer. Values can differ by P/N — check the datasheet.
Show all parameters (28)
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| Parameter | Value |
|---|---|
| Architecture | FET |
| CMRR (min) | 70 dB |
| CMRR (typ) | 80 dB |
| GBW (typ) | 4 MHz |
| Input bias current (typ) | 5 pA |
| Input bias current (max) | 50 pA |
| Input common mode headroom (to negative supply) (typ) | 3 V |
| Input common mode headroom (to positive supply) (typ) | -1 V |
| Iout (typ) | 25 mA |
| Iq per channel (typ) | 1.5 mA |
| Number of channels | 1 |
| Offset drift (typ) | 0.000002 V/°C |
| Operating temperature range | −55 to 125 °C |
| Output swing headroom (to negative supply) (typ) | 2.5 V |
| Output swing headroom (to positive supply) (typ) | -2.5 V |
| Package area | 29.4 mm² |
| Package size (L x W) | 4.9 x 6 mm |
| Package type | SOIC |
| Pin count | 8 |
| Rail-to-rail | No |
| Rating | Catalog |
| Slew rate (typ) | 10 V/µs |
| THD + N at 1 kHz | 0.0008 % |
| TI package name | D |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) | 9 V |
| Total supply voltage (+5 V = 5, ±5 V = 10) (max) | 36 V |
| Vn at 1 kHz | 15 nV/√Hz |
| Vos (offset voltage at 25°C) (max) | 1 mV |
About OPA131U
OPA131U is an orderable part number (P/N) from Texas Instruments, in the OPA131 family. Package: 8-SOIC (D). Category: Precision op amps (Vos<1mV). Other P/N in the OPA131 family: 4. Lifecycle status on the manufacturer site: Active. Released December 1, 1994.
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