• ULN2003A: CROSS TALK IN ULN2003ANSR

  

  SRAVAN KUMAR VEESAM

  Part Number: ULN2003A hi, We are facing issue with the crosstalk. 1.As shown in picture attached first DO is properly driving the load realy (coil resitance 125 ohms) and realy was energised properly. 2. Driving Second DO is not driven properly and…

  • 11 days ago
  • Power management
  • Power management forum

• ULN2003A: pullup resistor is needed

  

  minoru mayumi

  TI Thinks Resolved

  Part Number: ULN2003A 7.4.2 Resistive Load Drive When driving a resistive load, a pullup resistor is needed for the ULN2003A device to sink current and to be a logic high level. The COM pin can be left floating for these applications. I don't understand…

  • 2 months ago
  • Power management
  • Power management forum

• SN74HC373: SN74HC373 ULN2003A

  

  minoru mayumi

  TI Thinks Resolved

  Part Number: SN74HC373 Other Parts Discussed in Thread: ULN2003A , , TPL7407LA , TLC6C598-Q1 I apologize for just confirming this. I'm using the SN74HC373 and ULN2003A to control LEDs, and each channel is about 20mA. 1. According to the graph in Figure…

  • 2 months ago
  • Logic
  • Logic forum

• ULN2003A: ULN2003A

  

  HYEONA KWON

  Part Number: ULN2003A Tool/software: 안녕. 제 이름은 에이미입니다. ULN2003AIDR와 관련된 마킹 변경을 문서화한 공식 문서를 보내 주시겠습니까? 감사합니다.

  • over 1 year ago
  • Power management
  • Power management forum

• ULN2003A: Output pin troubleshooting

  

  Brian Wang0928

  TI Thinks Resolved

  Part Number: ULN2003A Team, Could you help with this application issue! PLease find the detailed slide below. thanks. ULN2003A IC Troubleshooting - Read-Only (1).pptx

  • 3 months ago
  • Power management
  • Power management forum

• ULN2003A: ESD Problem of ULN2003

  

  Zoey Wu

  TI Thinks Resolved

  Part Number: ULN2003A hi team, my custoemr used ULN2003A for servel yeras. Recently they found that the ESD of products using the newest ULN2003A can't pass the 8kV ESD test. Do we have any changes in the ESD performance of new ULN2003 device? Do…

  • 3 months ago
  • Power management
  • Power management forum
Answered

• ULN2003A: TINA Library of ULN2003A

  

  Jenny Chen

  Resolved

  Part Number: ULN2003A Tool/software: Hi Team, My customer is asking for the TINA Library of ULN2003A Could you please provide the link? or tell me where can I find it? Thanks a lot! BR, Jenny

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• DRV8421: Graph of "Maximum Collector Current vs Duty Cycle" like ULN2003A

  

  Shotaro Sakai

  Part Number: DRV8421 Other Parts Discussed in Thread: ULN2003A Hello team, Can you prepare a graph for "Maximum Collector Current vs Duty Cycle" like ULN2003A? My customer is considering to apply DRV8421A instead of transistor array like ULN2003A…

  • 5 days ago
  • Motor drivers
  • Motor drivers forum
Answered

• ULN2003A: Migration to DYY from PW

  

  Shotaro Sakai

  Resolved

  Part Number: ULN2003A Hello team, My customer is thinking migration to DYY from PW. We think thermal metric of DYY should be OK. But as a back up plan, we want to know a way to close to PW. Do you have any idea? Are we able to use a heat dissipation…

  • Resolved

  • 4 months ago
  • Power management
  • Power management forum

• ULN2003A: Question about Output Current Margin and Junction Temperature When Driving Low-Resistance Actuator

  

  R.Fukunaga

  TI Thinks Resolved

  Part Number: ULN2003A Hi all, We are using this device to drive an actuator on an indoor unit control board. We are considering an actuator with a coil resistance of 55 orm (the typical actuator used so far has 100 orm coil resistance). -Voltage…

  • 6 days ago
  • Power management
  • Power management forum

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