SI8220BB-A-IS Silicon Laboratories Inc, SI8220BB-A-IS Datasheet - Page 13

• Manufacturer Part Number: SI8220BB-A-IS
• Description: IC ISODRIVER 2.5A OPTO INP 8SOIC
• Manufacturer: Silicon Laboratories Inc

Specifications of SI8220BB-A-IS

• Package / Case: 8-SOIC (3.9mm Width)
• 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
• Mounting Style: SMD/SMT
• Number Of Channels: 1
• Propagation Delay Time: 50 ns
• Supply Voltage (max): 24 V
• Supply Voltage (min): 6.5 V
• Supply Current: 1.4 mA
• Power Dissipation: 1.2 W
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• High Side Voltage - Max (bootstrap): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

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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