参数资料
型号: ADUM5403WCRWZ-1
厂商: Analog Devices Inc
文件页数: 8/28页
文件大小: 0K
描述: ISOLATOR 4CH DCDC CONV 16SOIC
标准包装: 47
系列: *
ADuM5401/ADuM5402/ADuM5403/ADuM5404
Data Sheet
ELECTRICAL CHARACTERISTICS—5 V PRIMARY INPUT SUPPLY/3.3 V SECONDARY ISOLATED SUPPLY
Typical specifications are at T A = 25°C, V DD1 = 5.0 V, V ISO = 3.3 V, V SEL = GND ISO . Minimum/maximum specifications apply over the entire
recommended operation range which is 4.5 V ≤ V DD1 ≤ 5.5 V, 3.0 V ≤ V ISO ≤ 3.6 V; and ?40°C ≤ T A ≤ +105°C, unless otherwise noted.
Switching specifications are tested with C L = 15 pF and CMOS signal levels, unless otherwise noted.
Table 10. DC-to-DC Converter Static Specifications
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions/Comments
DC-TO-DC CONVERTER SUPPLY
Setpoint
Line Regulation
Load Regulation
Output Ripple
Output Noise
V ISO
V ISO (LINE)
V ISO (LOAD)
V ISO (RIP)
V ISO (NOISE)
3.0
3.3
1
1
50
130
3.6
5
V
mV/V
%
mV p-p
mV p-p
I ISO = 0 mA
I ISO = 50 mA, V DD1 = 3.0 V to 3.6 V
I ISO = 6 mA to 54 mA
20 MHz bandwidth, C BO = 0.1 μF||10 μF, I ISO = 90 mA
C BO = 0.1 μF||10 μF, I ISO = 90 mA
Switching Frequency
PWM Frequency
f OSC
f PWM
180
625
MHz
kHz
Output Supply Current
Efficiency at I ISO (MAX)
I ISO (MAX)
100
30
mA
%
V ISO > 3 V
I ISO = 90 mA
I DD1 , No V ISO Load
I DD1 , Full V ISO Load
I DD1 (Q)
I DD1 (MAX)
14
230
20
mA
mA
Table 11. DC-to-DC Converter Dynamic Specifications
1 Mbps—A or C Grade
25 Mbps—C Grade
Parameter
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
Test Conditions/Comments
SUPPLY CURRENT
Input
I DD1
ADuM5401
ADuM5402
ADuM5403
ADuM5404
9
9
9
9
44
45
46
47
mA
mA
mA
mA
No V ISO load
No V ISO load
No V ISO load
No V ISO load
Available to Load
I ISO (LOAD)
ADuM5401
ADuM5402
ADuM5403
ADuM5404
100
100
100
100
92
91
89
88
mA
mA
mA
mA
Table 12. Switching Specification s
A Grade
C Grade
Parameter
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
Test Conditions/Comments
SWITCHING SPECIFICATIONS
Data Rate
1
25
Mbps
Within PWD limit
Propagation Delay
Pulse Width Distortion
t PHL , t PLH
PWD
60
100
40
45
60
6
ns
ns
50% input to 50% output
|t PLH ? t PHL |
Change vs. Temperature
5
ps/°C
Pulse Width
Propagation Delay Skew
PW
t PSK
1000
50
40
15
ns
ns
Within PWD limit
Between any two units
Channel Matching
Codirectional 1
Opposing Directional 2
t PSKCD
t PSKOD
50
50
6
15
ns
ns
1
2
Codirectional channel matching is the absolute value of the difference in propagation delays between any two channels with inputs on the same side of the isolation
barrier.
Opposing directional channel matching is the absolute value of the difference in propagation delays between any two channels with inputs on opposing sides of the
isolation barrier.
Rev. C | Page 8 of 28
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