Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
How does a Dell laptop charger with a pin of the same wattage & specs which fits perfectly into an HP not work because it knows it is not an HP charger
Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
![24v 3a 2.4a 2.1a Ac Adapter Power Supply Charger For Ncr Realpos 7197 Pos Thermal Receipt Printer For Epson Tm-u220p Ps180 Ps179 - Laptop Adapter - AliExpress 24v 3a 2.4a 2.1a Ac Adapter Power Supply Charger For Ncr Realpos 7197 Pos Thermal Receipt Printer For Epson Tm-u220p Ps180 Ps179 - Laptop Adapter - AliExpress](https://ae01.alicdn.com/kf/H24374eae1d78456898cd16d739a17e0aZ/24V-3A-2-4A-2-1A-AC-Adapter-Power-Supply-Charger-for-NCR-RealPOS-7197-POS.jpg)
24v 3a 2.4a 2.1a Ac Adapter Power Supply Charger For Ncr Realpos 7197 Pos Thermal Receipt Printer For Epson Tm-u220p Ps180 Ps179 - Laptop Adapter - AliExpress
Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
![Amazon.com: Pa-1450-26 Acer Charger Compatible with Acer Aspire a515-54 Charger for Acer a115-31-c0yl Charger and Acer Chromebook C720 Charger, Included AC Adapter and Power Cord : Electronics Amazon.com: Pa-1450-26 Acer Charger Compatible with Acer Aspire a515-54 Charger for Acer a115-31-c0yl Charger and Acer Chromebook C720 Charger, Included AC Adapter and Power Cord : Electronics](https://m.media-amazon.com/images/I/61CEn4OLwfL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Pa-1450-26 Acer Charger Compatible with Acer Aspire a515-54 Charger for Acer a115-31-c0yl Charger and Acer Chromebook C720 Charger, Included AC Adapter and Power Cord : Electronics
![Amazon.com: LvpowA+ for HP Charger Adapter Tip, 7.4x5.0mm to 4.5x3.0mm Tip Connector Converter for HP Stream Spectre Pavilion Envy Elitebook Split Chromebook Power Cord [2 Pack] : Electronics Amazon.com: LvpowA+ for HP Charger Adapter Tip, 7.4x5.0mm to 4.5x3.0mm Tip Connector Converter for HP Stream Spectre Pavilion Envy Elitebook Split Chromebook Power Cord [2 Pack] : Electronics](https://m.media-amazon.com/images/I/51oX7IZDOWL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LvpowA+ for HP Charger Adapter Tip, 7.4x5.0mm to 4.5x3.0mm Tip Connector Converter for HP Stream Spectre Pavilion Envy Elitebook Split Chromebook Power Cord [2 Pack] : Electronics
![Amazon.com: New Slim 19.5V 65W 45W for HP Laptop Charger Blue Tip,Power Supply for HP Stream 11 13 14 HP Pavilion 11 13 HP Chromebook 11 14 HP Pavilion x360 x2 11 Amazon.com: New Slim 19.5V 65W 45W for HP Laptop Charger Blue Tip,Power Supply for HP Stream 11 13 14 HP Pavilion 11 13 HP Chromebook 11 14 HP Pavilion x360 x2 11](https://m.media-amazon.com/images/I/71R8N4jm8zL.jpg)
Amazon.com: New Slim 19.5V 65W 45W for HP Laptop Charger Blue Tip,Power Supply for HP Stream 11 13 14 HP Pavilion 11 13 HP Chromebook 11 14 HP Pavilion x360 x2 11
![HP 180W 19V 9.5A 7.4mm*5.0mm(Inside pin) Adapter / Charger For HP All-in-One 200-5200 Desktop PC series P/N: HSTNN-HA03 519334-002 463952-001 - WIT Computers HP 180W 19V 9.5A 7.4mm*5.0mm(Inside pin) Adapter / Charger For HP All-in-One 200-5200 Desktop PC series P/N: HSTNN-HA03 519334-002 463952-001 - WIT Computers](https://witcomputers.com/wp-content/uploads/2021/05/463952-001.jpg)
HP 180W 19V 9.5A 7.4mm*5.0mm(Inside pin) Adapter / Charger For HP All-in-One 200-5200 Desktop PC series P/N: HSTNN-HA03 519334-002 463952-001 - WIT Computers
![HP 19.5V 3.33A 65W 4.8*1.7mm AC Power Adapter Charger for HP Envy 4/6 Series, Pavilion Sleekbook 14-b000 series 613149-001 PPP009C A065R01DL - WIT Computers HP 19.5V 3.33A 65W 4.8*1.7mm AC Power Adapter Charger for HP Envy 4/6 Series, Pavilion Sleekbook 14-b000 series 613149-001 PPP009C A065R01DL - WIT Computers](https://witcomputers.com/wp-content/uploads/2020/01/19.5V-3.33A-65W-4.8-1.7mmWIT0.jpg)
HP 19.5V 3.33A 65W 4.8*1.7mm AC Power Adapter Charger for HP Envy 4/6 Series, Pavilion Sleekbook 14-b000 series 613149-001 PPP009C A065R01DL - WIT Computers
![How to distinguish fake / cloned HP laptop AC charging power adapter from the original / genuine one | GetGui.com How to distinguish fake / cloned HP laptop AC charging power adapter from the original / genuine one | GetGui.com](https://getgui.com/blog/wp-content/uploads/2016/09/fake-counterfeit-hp-power-adapter-90W-brick-close-up.jpg)
How to distinguish fake / cloned HP laptop AC charging power adapter from the original / genuine one | GetGui.com
![HP 19.5V 10.3A, 200W (7.4mm*5.0mm, inside pin) AC Adapter Charger For HP Elitebook Touchsmart Zbook/OMEN series P/N: HSTNN-CA24 677764-002 A200A05DL 693708-001 - WIT Computers HP 19.5V 10.3A, 200W (7.4mm*5.0mm, inside pin) AC Adapter Charger For HP Elitebook Touchsmart Zbook/OMEN series P/N: HSTNN-CA24 677764-002 A200A05DL 693708-001 - WIT Computers](https://witcomputers.com/wp-content/uploads/2021/04/677764-002.jpg)