Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iPsc1.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
![Amazon.com: UpBright 19.5V 3.33A 65W AC/DC Adapter Compatible with HP Pavilion AR58125 ProtectSmart AR 58125 Protect Smart Laptop Notebook PC 19.5VDC Power Supply Charger (w/OD: 4.8mm Tip. Wihtout Center Pin.) : Electronics Amazon.com: UpBright 19.5V 3.33A 65W AC/DC Adapter Compatible with HP Pavilion AR58125 ProtectSmart AR 58125 Protect Smart Laptop Notebook PC 19.5VDC Power Supply Charger (w/OD: 4.8mm Tip. Wihtout Center Pin.) : Electronics](https://m.media-amazon.com/images/I/61U-yEPVRzL.jpg)
Amazon.com: UpBright 19.5V 3.33A 65W AC/DC Adapter Compatible with HP Pavilion AR58125 ProtectSmart AR 58125 Protect Smart Laptop Notebook PC 19.5VDC Power Supply Charger (w/OD: 4.8mm Tip. Wihtout Center Pin.) : Electronics
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PwrON Smart Pin 18.5V 3.5A AC Adapter For HP N136 N18197 Notebook Power Charger +Cord (Note: with OD: 7.4mm plug tip and smart center pin inside it.) - Walmart.com
Advice required for simple Laptop Power Supply ID-Sense circuit | Electronics Forum (Circuits, Projects and Microcontrollers)
![ABLEGRID AC Adapter For HP Compaq PPP009A 609939-001 608425-004 Charger Power Supply Cord (OD: 7.5mm Big Plug Tip with center pin) - Walmart.com ABLEGRID AC Adapter For HP Compaq PPP009A 609939-001 608425-004 Charger Power Supply Cord (OD: 7.5mm Big Plug Tip with center pin) - Walmart.com](https://i5.walmartimages.com/asr/cebb485b-9d13-4cc4-aaef-226c43e9b9d5_1.f5544c1833214c4d88c42cfeb8d2b4ea.jpeg)
ABLEGRID AC Adapter For HP Compaq PPP009A 609939-001 608425-004 Charger Power Supply Cord (OD: 7.5mm Big Plug Tip with center pin) - Walmart.com
![Amazon.com: SLLEA AC/DC Adapter for HP Pavilion DV7-1468NR DV5-2074DX G62-404NR N136 N18197 G62-407DX (Note: with OD: 7.4mm Plug tip and Smart Center pin Inside it.) : Electronics Amazon.com: SLLEA AC/DC Adapter for HP Pavilion DV7-1468NR DV5-2074DX G62-404NR N136 N18197 G62-407DX (Note: with OD: 7.4mm Plug tip and Smart Center pin Inside it.) : Electronics](https://m.media-amazon.com/images/I/51x50Bc-bRL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SLLEA AC/DC Adapter for HP Pavilion DV7-1468NR DV5-2074DX G62-404NR N136 N18197 G62-407DX (Note: with OD: 7.4mm Plug tip and Smart Center pin Inside it.) : Electronics
Can I use an HP charger (or any other brand charger) for my Dell laptop if the watts, volts, amps, and size are all the same? - Quora
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Uaob5.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
![Amazon.com: Power4Laptops DC Adapter Laptop Car Charger Compatible with HP Stream 13-C120NR : Electronics Amazon.com: Power4Laptops DC Adapter Laptop Car Charger Compatible with HP Stream 13-C120NR : Electronics](https://m.media-amazon.com/images/I/51lZI5Dx-yL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Power4Laptops DC Adapter Laptop Car Charger Compatible with HP Stream 13-C120NR : Electronics
![12 Volt Adapter 3 Amps | Power Supply Adapter | Center Pin Plug | 12 Ac Dc Sony | 6.5*4.4 Lg - Ac/dc Adapters - Aliexpress 12 Volt Adapter 3 Amps | Power Supply Adapter | Center Pin Plug | 12 Ac Dc Sony | 6.5*4.4 Lg - Ac/dc Adapters - Aliexpress](https://ae01.alicdn.com/kf/Hbf3686ac5b5d4bc4a4a60dc17a5a5775q/12-Volt-3-Amp-Power-Adapter-AC-to-DC-6-0-4-4-Center-Pin-Plug.jpg_Q90.jpg_.webp)