OPAx991/OPAx991-Q1 Operational Amplifiers

Texas Instruments OPAx991/OPAx991-Q1 Low-Noise Operational Amplifiers (Op Amps) are high voltage (40V) general-purpose op amps. These are available in single (OPA991/OPA991-Q1), dual (OPA2991/OPA2991-Q1), and quad (OPA4991/OPA4991-Q1) versions. These devices offer exceptional DC precision and AC performance, including rail-to-rail input/output, low offset (±125µV, typ), low offset drift (±0.3µV/°C, typ), low noise (10.5nV/√Hz and 1.8µVPP), and 4.5MHz bandwidth. These devices have unique features such as differential and common-mode input-voltage range to the supply rail, high output current (±75mA), high slew rate (21V/µs), high capacitive load drive (1nF), and shutdown functionality. These features make the OPAx991 a robust, high-performance operational amplifier for high-voltage industrial applications. 

Results: 26
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Number of Channels GBP - Gain Bandwidth Product SR - Slew Rate Vos - Input Offset Voltage Ib - Input Bias Current Supply Voltage - Max Supply Voltage - Min Operating Supply Current Output Current per Channel CMRR - Common Mode Rejection Ratio en - Input Voltage Noise Density Package/Case Mounting Style Shutdown Minimum Operating Temperature Maximum Operating Temperature In - Input Noise Current Density Series Packaging
Texas Instruments Operational Amplifiers - Op Amps Automotive dual 40 - V 4.5-MHz low-power 14.422In Stock
Cut Tape
21,41 kr.
16,11 kr.
14,77 kr.
13,28 kr.
Reel
10,74 kr.
Min.: 1
Mult.: 1
: 2.500
2 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz VSSOP-8 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive quad 40 - V 4.5-MHz low-pow 6.740In Stock
Cut Tape
26,63 kr.
20,14 kr.
18,58 kr.
16,71 kr.
Reel
13,95 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 75 mA 75 dB 10.8 nV/sqrt Hz SOIC-14 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive dual 40 - V 4.5-MHz low-power 2.559In Stock
Cut Tape
22,01 kr.
16,34 kr.
14,99 kr.
13,50 kr.
Reel
11,64 kr.
Min.: 1
Mult.: 1
: 3.000
21 V/us TSSOP-8 SMD/SMT OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive quad 40 - V 4.5-MHz low-pow 6.890In Stock
Cut Tape
26,63 kr.
20,22 kr.
18,58 kr.
16,79 kr.
Reel
14,77 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz TSSOP-14 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Single 40-V 4.5-MHz low-power operation 7.602In Stock
Cut Tape
13,50 kr.
9,92 kr.
9,10 kr.
8,13 kr.
Reel
6,48 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 109 dB 9.4 nV/sqrt Hz SC-70-5 SMD/SMT No Shutdown - 40 C + 125 C 2 fA OPA991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Enhanced-product qu ad 40-V 4.5-MHz rai 2.486In Stock
Cut Tape
71,84 kr.
56,10 kr.
52,15 kr.
47,82 kr.
Reel
41,40 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 830 uV 10 pA 40 V 2.7 V 75 mA 130 dB 10.8 nV/sqrt Hz SOT-23-14 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive quad 40 - V 4.5-MHz low-pow 10.229In Stock
Cut Tape
26,26 kr.
19,84 kr.
18,20 kr.
16,49 kr.
Reel
14,10 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 75 dB 10.8 nV/sqrt Hz SOT-23-14 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Single 40-V 4.5-MHz low-power operation 21.845In Stock
Cut Tape
10,52 kr.
7,68 kr.
6,99 kr.
6,21 kr.
Reel
5,20 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SOT-23-5 SMD/SMT No Shutdown - 40 C + 125 C OPA991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive single 40 -V 4.5-MHz low-pow 2.466In Stock
Cut Tape
13,43 kr.
9,92 kr.
9,03 kr.
8,06 kr.
Reel
6,74 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 75 dB 10.8 nV/sqrt Hz SOT-23-6 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA991 Reel, Cut Tape, MouseReel

Texas Instruments Operational Amplifiers - Op Amps Dual 40-V 4.5-MHz lo w-power operation 16.968In Stock
Cut Tape
18,35 kr.
13,73 kr.
12,61 kr.
11,26 kr.
Reel
9,62 kr.
Min.: 1
Mult.: 1
: 2.500
2 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz VSSOP-8 SMD/SMT Shutdown - 40 C + 125 C 2 fA OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Dual 40-V 4.5-MHz lo w-power operation 2.187In Stock
Cut Tape
16,71 kr.
12,38 kr.
11,34 kr.
10,15 kr.
Reel
8,58 kr.
Min.: 1
Mult.: 1
: 3.000
2 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SOT-23-THIN-8 SMD/SMT Shutdown - 40 C + 125 C OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps 16 6.127In Stock
Cut Tape
17,90 kr.
13,35 kr.
12,16 kr.
10,97 kr.
10,37 kr.
Reel
8,80 kr.
Min.: 1
Mult.: 1
: 3.000
2 Channel 4.5 MHz 21 V/us 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz WSON-8 SMD/SMT Shutdown - 40 C + 125 C OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive dual 40 - V 4.5-MHz low-power 2.621In Stock
Cut Tape
18,87 kr.
14,10 kr.
12,98 kr.
11,64 kr.
Reel
9,85 kr.
Min.: 1
Mult.: 1
: 3.000
2 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 107 dB 10.8 nV/sqrt Hz SOIC-8 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 40-V 4.5-MHz lo w-power operation 1.333In Stock
5.000Expected 28/01/2027
Cut Tape
23,80 kr.
17,68 kr.
16,26 kr.
14,62 kr.
Reel
12,61 kr.
Min.: 1
Mult.: 1
: 2.500
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SOIC-14 SMD/SMT Shutdown - 40 C + 125 C OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 40-V 4.5-MHz lo w-power operation 7.211In Stock
Cut Tape
22,98 kr.
17,31 kr.
15,89 kr.
14,40 kr.
Reel
12,68 kr.
Min.: 1
Mult.: 1
: 2.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz TSSOP-14 SMD/SMT Shutdown - 40 C + 125 C 2 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Single 40-V 4.5-MHz low-power operation 8.034In Stock
Cut Tape
9,33 kr.
6,80 kr.
6,12 kr.
5,43 kr.
Reel
4,68 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SC-70-5 SMD/SMT Shutdown - 40 C + 125 C 2 fA OPA991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Single 40-V 4.5-MHz low-power operation 4.980In Stock
Cut Tape
11,41 kr.
8,43 kr.
7,61 kr.
6,80 kr.
Reel
5,70 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SOT-23-6 SMD/SMT Shutdown - 40 C + 125 C OPA991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Dual 40-V 4.5-MHz lo w-power operation 6.982In Stock
Cut Tape
20,89 kr.
15,74 kr.
14,40 kr.
12,98 kr.
Reel
11,04 kr.
Min.: 1
Mult.: 1
: 3.000
2 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz X2QFN-10 SMD/SMT Shutdown - 40 C + 125 C OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 40-V 4.5-MHz lo w-power operation 2.417In Stock
Cut Tape
22,45 kr.
16,93 kr.
15,52 kr.
13,95 kr.
Reel
11,94 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 75 mA 75 dB 10.8 nV/sqrt Hz SOT-23-THIN-14 SMD/SMT Shutdown - 40 C + 125 C 2 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive quad 40 - V 4.5-MHz low-pow 1.783In Stock
Cut Tape
28,42 kr.
21,63 kr.
19,92 kr.
17,98 kr.
Reel
15,37 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 dB 10.8 nV/sqrt Hz TSSOP-14 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Dual 40-V 4.5-MHz lo w-power operation A A 595-OPA2991IDR 1.916In Stock
6.000Expected 17/05/2027
Cut Tape
16,26 kr.
12,09 kr.
11,04 kr.
9,85 kr.
Reel
8,50 kr.
Min.: 1
Mult.: 1
: 2.000
2 Channel 4.5 MHz 21 V/us 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SMD/SMT Shutdown - 40 C + 125 C OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive single 40 -V 4.5-MHz low-pow
17.794Expected 29/10/2026
Cut Tape
11,94 kr.
8,80 kr.
8,06 kr.
7,12 kr.
Reel
5,77 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 895 uV 10 pA 40 V 2.7 V 75 mA 130 dB 10.8 nV/sqrt Hz SOT-23-5 SMD/SMT No Shutdown - 40 C + 125 C 82 fA OPA991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Dual 40-V 4.5-MHz lo w-power operation A A 595-OPA2991IPWR
19.681On Order
Cut Tape
16,26 kr.
12,09 kr.
11,04 kr.
9,85 kr.
Reel
8,88 kr.
Min.: 1
Mult.: 1
: 2.500
2 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz SOIC-8 SMD/SMT Shutdown - 40 C + 125 C 2 fA OPA2991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Quad 40-V 4.5-MHz lo w-power operation
23.795On Order
Cut Tape
24,32 kr.
18,35 kr.
16,86 kr.
15,22 kr.
Reel
13,06 kr.
Min.: 1
Mult.: 1
: 3.000
4 Channel 4.5 MHz 21 V/us 750 uV 10 pA 40 V 2.7 V 560 uA 75 mA 130 dB 10.8 nV/sqrt Hz QFN-14 SMD/SMT Shutdown - 40 C + 125 C OPA4991 Reel, Cut Tape, MouseReel
Texas Instruments Operational Amplifiers - Op Amps Automotive single 40 -V 4.5-MHz low-pow
9.397On Order
Cut Tape
11,94 kr.
8,80 kr.
8,06 kr.
6,99 kr.
Reel
5,77 kr.
Min.: 1
Mult.: 1
: 3.000
1 Channel 4.5 MHz 21 V/us 125 uV 10 pA 40 V 2.7 V 560 uA 75 mA 75 dB 10.8 nV/sqrt Hz SC-70-5 SMD/SMT Shutdown - 40 C + 125 C 82 fA OPA991 Reel, Cut Tape, MouseReel