If you dump 4W into a 5W resistor, that baby is going to get seriously hot.Lance wrote:So the dissipation in the resistor is P = I²R = 0.93²*4.7 = 4.06 Watts, and a 5 Watt resistor seems about right.
Search found 34 matches
- Tue Dec 29, 2015 11:21 am
- Forum: GPIO Assembly
- Topic: Purpose of 4.7Ohm resistor
- Replies: 6
- Views: 30680
Re: Purpose of 4.7Ohm resistor
- Mon Dec 28, 2015 10:53 pm
- Forum: GPIO Assembly
- Topic: Purpose of 4.7Ohm resistor
- Replies: 6
- Views: 30680
Re: Purpose of 4.7Ohm resistor
- Sun Dec 27, 2015 10:59 pm
- Forum: GPIO Assembly
- Topic: Purpose of 4.7Ohm resistor
- Replies: 6
- Views: 30680
Re: Purpose of 4.7Ohm resistor
- Sat Dec 26, 2015 10:16 am
- Forum: GPIO Assembly
- Topic: Purpose of 4.7Ohm resistor
- Replies: 6
- Views: 30680
Purpose of 4.7Ohm resistor
- Sat Dec 26, 2015 4:02 am
- Forum: GPIO Assembly
- Topic: GPIO documentation errors?
- Replies: 1
- Views: 15362
GPIO documentation errors?
- Wed Aug 05, 2015 7:55 am
- Forum: MegaShift Transmission Application
- Topic: Mshift confuses MPH and Km/h?
- Replies: 12
- Views: 20847
Re: Mshift confuses MPH and Km/h?
- Tue Aug 04, 2015 9:24 am
- Forum: MegaShift Transmission Application
- Topic: Mshift confuses MPH and Km/h?
- Replies: 12
- Views: 20847
Re: Mshift confuses MPH and Km/h?
- Tue Aug 04, 2015 8:18 am
- Forum: MegaShift Transmission Application
- Topic: Mshift confuses MPH and Km/h?
- Replies: 12
- Views: 20847
Re: Mshift confuses MPH and Km/h?
- Tue Aug 04, 2015 3:17 am
- Forum: MegaShift Transmission Application
- Topic: Mshift confuses MPH and Km/h?
- Replies: 12
- Views: 20847
Re: Mshift confuses MPH and Km/h?
- Tue Aug 04, 2015 1:31 am
- Forum: MegaShift Transmission Application
- Topic: Mshift confuses MPH and Km/h?
- Replies: 12
- Views: 20847