Import LMV651 SPICE model into LTspice
I was using this amplifier for our filter design in PV inverter. We are using LTspice internally. I found SPICE model from TI's website. However, I am wondering how I can import this SPICE model into...
View ArticleLM6144 Amplifier Layout Concerns
Good afternoon,I am reviewing a layout for a flight board at NASA Goddard. The design engineer has incorporated several instances of the LM6144, the datasheet does not mention much in terms of any...
View ArticleLMC9482 UNUSED GATE TERMINATION
How do you to terminate the unused gate on the LMC6482.
View ArticleReference voltage INA122 limit
Hello, I´m trying to put a voltage on reference pin 5 over 2.5V, but output will no follow it further from that.The ina122 works with 0-24V, gain resistor is 2Kohm, inputs 2 and 3 shorted each one with...
View ArticleBurr Brown Soudplus to drive 150 ohm load?
I normally use the OPA2134 in most of my projects as a drop in replacement to the JRC4558. I have a situation where I need to find a suitable drop in replacement for the JRC4580. The difference is that...
View ArticleClik here to view.
ADS1299: not connecting AVDD
Hi!I want to know what happens with the ADS1299 if I dont connect AVDD to a proper voltage (0V or lower than specifications) but the digital source DVDD is available and with proper voltage (3.3V, for...
View ArticleLMH6521 control issue
Hi,I'm using LMH6521 on a new board.I've some difficulties to control the amplifier in Serial mode. I can correctly write and read the device trough the SPI pins.Aftern enabloing the ENB or ENA i see...
View ArticleTLC271 vs TLV271
DEARS.What is the difference between TLV271 and TLC271?TLV271 can be changed at TLC271?What can I substitute for TLC271?thank you
View ArticleClik here to view.
Op Amp Design with opa140
Hi,1º.- I need to adapt the output of an analog signal of a DAC7563 from 0..5V to -5V..5V (the load is around 2.5Kohms). This is my design:I need to design the power supply, but I'm not sure wether Vb+...
View ArticleUnpowered LM108AH Output Capability
If an LM108AH is not powered on, what is the maximum voltage and current that the part can handle at its output pin?
View ArticleInquiry for DRV401
Could you share magnetic current sensor of Vacuumschmelze GmbH for DRV401?Customer tried to use their sensor but it didn't work correctly.Best Regards,Takanori Yuzawa
View ArticleLMP91002 Device operation
HiI have questions about LMP91002.1.There is MENB pin to enable module. This pin makes the device active setting low during communication.Does this device stop the sensing when MENB is set to High?Or,...
View ArticleClik here to view.
DC Differential amplification with gain
Hi,I have a two resistors (R1 and R2, they are about 5000 ohm) in series with a square wave current passing through (250nA - 500nA). I am looking for differential amplifier to enhance the voltage...
View ArticleRCV420- for capturing data from 10-bit sensor giving 4-20 mA output
Hi All,we are planning to capture the data from 10-bit resolution sensor giving 4 - 20 mA output.I am wondering whether RCV420 can be used to capture that input without any deviation?Based on its...
View ArticleClik here to view.
OPA380 Butter-worth response equations
Hi, I am working on a design of medium bandwidth medium gain a photo-detector using the OPA380, but I am having difficulty with the frequency response characteristics and hoping someone could help me...
View ArticleClik here to view.
OPA differential input protection and range
Usually, there is differential input protection inside an OPA, which will limit the differential input voltage amplitude.OPA192 can sustain a 36V differential input range.What’s the differential input...
View ArticleOPA2541SM Topside marking format
HiPlease let me know the topside marking format for OPA2541SM. Marking format for LMF package is not appearing in below...
View ArticleTerminal plating
Hi there, according the material deceleration for this part OPA209AIDBVR the plating material (Lead finish)is considered as Alloy but while we check this Application note...
View ArticleREF102 defective component
Hi,We made some tests on 25 REF102 and one component seems to be defective. With no trim resistors the output voltage of the defective part was 9.997V. With trim resistors all components give arround...
View Article