| ??? 05/07/08 04:37 Read: times |
#154500 - PWM and ON/OFF Responding to: ???'s previous message |
Top two transistors were driven by ON/OFF signals. Bottom two transistors were driven by PWM for speed control.
Suresh. |
| Topic | Author | Date |
| Clarification on choosing Hfe | 01/01/70 00:00 | |
| search again | 01/01/70 00:00 | |
| Its max current is 0.6A | 01/01/70 00:00 | |
| so if You continue playing .. | 01/01/70 00:00 | |
| My doubt is only on choosing Hfe.. | 01/01/70 00:00 | |
| read again | 01/01/70 00:00 | |
| Any hfe will work | 01/01/70 00:00 | |
| Exactly! | 01/01/70 00:00 | |
| How driving it? PWM or ON/OFF? | 01/01/70 00:00 | |
| PWM and ON/OFF | 01/01/70 00:00 | |
| Use a MOSFET | 01/01/70 00:00 | |
| See the typical transistor curves | 01/01/70 00:00 | |
| Here comes the spoon... | 01/01/70 00:00 | |
| You replies are clear.. | 01/01/70 00:00 | |
| Higher heat dissipation | 01/01/70 00:00 | |
Thank You! | 01/01/70 00:00 |