SI8220 SILABS [Silicon Laboratories], SI8220 Datasheet - Page 9

• Manufacturer Part Number: SI8220
• Description: 0.5 AND 2.5 AMP ISODRIVERS WITH OPTO INPUT (2.5, 3.75, AND 5.0 KVRMS)
• Manufacturer: SILABS [Silicon Laboratories]

Table 6. IEC Safety Limiting Values
Table 7. Thermal Characteristics
Parameter
Case Temperature
Safety input, output, or
supply current
Device Power
Dissipation
Notes:
Parameter
IC Junction-to-Air Thermal Resis-
tance
1. Maximum value allowed in the event of a failure; also see the thermal derating curve in Figure 4.
2. The Si822x is tested with V
Figure 3. (WB SOIC-16) Thermal Derating Curve, Dependence of Safety Limiting Values
2
60
50
40
30
20
10
0
Symbol
0
P
T
I
S
with Case Temperature per DIN EN 60747-5-2
S
D
O
= 24 V, T
V
I

= 5.5 V, T
JA
1
Symbol
J
100 °C (WB SOIC-16),
50
= 150 ºC, C
= 140 °C/W (NB SOIC-8),

JA
Case Temperature (ºC)
Test Condition
J
= 150 °C, T
Rev. 0.22
L
= 200 pF, input a 2 MHz 50% duty cycle square wave.
Min
—
100
VDDI = 5.5 V
VDDA, VDDB = 24 V
A
WB SOIC-16
= 25 °C
100
Min Typ
—
—
—
150
Typ
NB SOIC-8
—
—
—
140
SOIC-16
WB
150
1.2
50
200
Si8220/21
Max
Max
—
SOIC-8
150
NB
1.2
40
ºC/W
Unit
Unit
mA
°C
W
9