SI8220CD-A-ISR Silicon Laboratories Inc, SI8220CD-A-ISR Datasheet - Page 13
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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)
-
5. Technical Description
5.1. Device Behavior
Truth tables for the Si8220/21 are summarized in Table 9.
5.2. Device Startup
Output V
t
normal operation, and shutdown behavior is shown in Figure 7.
START
V
I
UVLO+
I
UVLO-
F(ON)
DD
F
V
. Following this, the output is high when the current flowing from anode to cathode is > I
O
Note: “X” = don’t care. This truth table assumes VDD is powered. If VDD is below UVLO, see "5.3.Under
O
Cathode
V
GND1
GND1
is held low during power-up until V
DDHYS
GND
t
Hi-Z
I
START
VF
HYS
X
X
Voltage Lockout (UVLO)" on page 14 for more information.
Figure 7. Si8220/21 Operating Behavior (I
Anode
GND
Hi-Z
VF
VF
VF
X
X
t
PHL
Table 9. Si8220/21 Truth Table Summary
Diode Current (I
t
PLH
> I
< I
F(OFF)
F(OFF
X
0
0
0
0
DD
rises above the UVLO+ threshold for a minimum time period of
F
)
Rev. 1.0
t
START
< UVLO
> UVLO
> UVLO
> UVLO
> UVLO
> UVLO
> UVLO
V
DD
F
> I
F(MIN)
VO
H
L
L
L
L
L
L
when V
F
Device turned off
Logic high state
Logic low state
Logic low state
Logic low state
Logic low state
Logic low state
> V
Comments
F(MIN)
Si8220/21
F(ON)
)
. Device startup,
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