Description
OPA828, OPA2828 SBOS671D * SEPTEMBER 2018 * REVISED DECEMBER 2022 OPAx828 Low-Offset, Low-Drift, Low-Noise, 45-MHz, 36-V, JFET-Input O.
The OPA828 and OPA2828 (OPAx828) JFET input operational amplifiers are the next generation OPA627 and OPA827, combining high speed with high dc preci.
Features
* Low input voltage noise density: 4 nV/√Hz at 1 kHz
* Input voltage noise: 0.1 Hz to 10 Hz: 60 nVRMS
* Low input bias current:
* 0.1 pA (DGN)
* 1 pA (D)
* Input offset voltage:
* 25 μV (DGN)
* 50 μV (D)
* Input offset drift:
Applications
* Data acquisition (DAQ)
* Optical module
* Lab and field instrumentation
* Mixed module (AI,AO,DI,DO)
* Ultrasound scanner
160
200
Open Loop Gain
140
Phase
160
120
120
100
80
80
40
60
0
40
-40
20
-80
0
-120
-20
-160
-40 100m 1
-200 10
