Other Parts Discussed in Thread: ISOW7841, ,
Hi,
Good day.
Our customer would like to know if there would be improvement with the newer ISOW7741 compared to the ISOW7841.
Looking forward to your input. Thank you.
Regards,
Cedrick
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Hi Cedrick,
Yes, ISOW7741 has significant improvements over ISOW7841 especially on radiated emissions. Please see below a summary of improvements of ISOW7741 over ISOW7841.
Parameter |
ISOW78xx |
ISOW77xx |
Package |
16-DW |
20-DFM |
Load current(mA) 5in5out |
130 |
110 |
Typ Efficiency (5in5out) |
53 |
45 |
Separate Logic and Power converter supply |
No |
Yes |
Ferrite bead option |
No |
Yes |
Viso accuracy (5Viso) at 10mA load |
4.7V to 5.43V |
4.75V to 5.25V |
Ripple (mV pk-pk) with 10uF output cap |
80mV |
24mV |
I/O voltage support min |
3.3V |
1.71V |
Power converter enable/disable |
No |
Yes |
I am also copying below ISOW7741DFMEVM emissions test results. Thanks.
Regards,
Koteshwar Rao