SI8220CD-A-ISR Silicon Laboratories Inc, SI8220CD-A-ISR Datasheet - Page 16
![IC ISODRIVER 2.5A OPTO IN 16SOIC](/photos/7/41/74106/16-soic__7_5mmwidth__sml.jpg)
SI8220CD-A-ISR
Manufacturer Part Number
SI8220CD-A-ISR
Description
IC ISODRIVER 2.5A OPTO IN 16SOIC
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI8220CB-A-ISR.pdf
(30 pages)
Specifications of SI8220CD-A-ISR
Configuration
Isolated
Input Type
Opto
Delay Time
50ns
Current - Peak
2.5A
Number Of Configurations
1
Number Of Outputs
2
Voltage - Supply
6.5 V ~ 24 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
High Side Voltage - Max (bootstrap)
-
Si8220/21
A graph of Equation 3 is shown in Figure 12. Each point along the load line in this graph represents the package
dissipation-limited value of C
6.4. Input Circuit Design
Opto driver manufacturers typically recommend the circuits shown in Figures 13 and 14. These circuits are
specifically designed to improve opto-coupler input common-mode rejection and increase noise immunity.
16
10,000
1,000
100
C
where:
C
L max
L max
0
Figure 12. Maximum Load vs. Switching Frequency
L
Control
for the corresponding switching frequency.
Input
is the maximum load (pF) allowable at switching frequency F
=
Vdd
1.35 10
----------------------------- - 1.85
Figure 13. Opto Driver Input Circuit
500
F
–
3
Open Drain or
–
Collector
R1
Equation 3.
1,000
Frequency (KHz)
Rev. 1.0
10
–
10
4
1
2
3
N/C
N/C
ANODE
CATHODE
1,500
OPTO DRIVER
2,000
2,500