| ??? 08/18/02 13:29 Read: times |
#27463 - RE: Relay driver // Farooq |
Farooq
Can a PNP transistor be used with 8051 when you have to control a 12V relay? The max voltage at base can be 5V(the port o/p) and emitter is at 12V. 12-5= 7V which is >>>>>0.7 Volt Relay will always be ON |
| Topic | Author | Date |
| Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Felix | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver // Farooq | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 | 01/01/70 00:00 | |
| RE: Relay driver for 8051 Ijaz | 01/01/70 00:00 | |
| RE: Relay driver // Steve | 01/01/70 00:00 | |
| RE: Relay driver for 8051/ijaz | 01/01/70 00:00 | |
| RE: Relay driver // Steve/active low | 01/01/70 00:00 | |
| RE: Relay driver // Farooq | 01/01/70 00:00 | |
RE: Relay driver for 8051 | 01/01/70 00:00 |