ADUM7240 AD [Analog Devices], ADUM7240 Datasheet - Page 7

• Manufacturer Part Number: ADUM7240
• Description: 1 kV, Dual Channel Digital Isolators
• Manufacturer: AD [Analog Devices]

Data Sheet
PACKAGE CHARACTERISTICS
Table 13.
Parameter
Resistance (Input-to-Output)
Capacitance (Input-to-Output)
Input Capacitance
IC Junction-to-Ambient Thermal
1
2
REGULATORY INFORMATION
The
section for recommended maximum working voltages for specific cross-isolation waveforms and insulation levels.
Table 14.
UL (Pending)
Recognized Under UL 1577 Component Recognition Program
Single Protection, 1000 V rms Isolation Voltage
File E274400
1
INSULATION AND SAFETY-RELATED SPECIFICATIONS
Table 15.
Parameter
Rated Dielectric Insulation Voltage
Minimum External Air Gap (Clearance)
Minimum External Tracking (Creepage)
Minimum Internal Gap (Internal Clearance)
Tracking Resistance (Comparative Tracking Index)
Isolation Group
The device is considered a 2-terminal device: Pin 1 through Pin 4 are shorted together, and Pin 5 through Pin 8 are shorted together.
Input capacitance is from any input data pin to ground.
In accordance with UL 1577, each
Figure 3. Thermal Derating Curve, Dependence of Safety-Limiting Values
Resistance
ADuM7240/ADuM7241
300
250
200
150
100
50
0
0
with Ambient Temperature per DIN V VDE V 0884-10
2
50
AMBIENT TEMPERATURE (°C)
ADuM7240/ADuM7241
1
are pending approval by the organizations listed in Table 14. See Table 18 and the Insulation Lifetime
1
100
150
Symbol
R
C
C
θ
I-O
JA
I-O
I
is proof tested by applying an insulation test voltage ≥1200 V rms for 1 sec (current leakage detection limit = 5 µA).
Symbol
L(I01)
L(I02)
CTI
Min
200
Rev. A | Page 7 of 16
1
Typ
10
2
4
85
Value
1000
4.0
4.0
2.6
>175
IIIa
13
Max
Unit
V rms
mm min
mm min
μm min
V
RECOMMENDED OPERATING CONDITIONS
Table 16.
Parameter
Operating Temperature
Supply Voltages
Input Signal Rise and Fall Times
1
All voltages are relative to their respective ground. See the DC Correctness
section for information about immunity to external magnetic fields.
Unit
Ω
pF
pF
°C/W
Test Conditions/Comments
f = 1 MHz
Thermocouple located at center of package
underside
Test Conditions/Comments
1-minute duration
Measured from input terminals to output terminals,
shortest distance through air
Measured from input terminals to output terminals,
shortest distance path along body
Distance through insulation
DIN IEC 112/VDE 0303 Part 1
Material Group (DIN VDE 0110, 1/89, Table 1)
1
ADuM7240/ADuM7241
Symbol
T
V
A
DD1
, V
DD2
Min
−40
3.0
Max
+105
5.5
1.0
Unit
°C
V
ms