参数资料
型号: ADUM1420BRWZ-RL
厂商: Analog Devices Inc
文件页数: 4/12页
文件大小: 0K
描述: IC ISOLATOR DGTL 4CH 28SOIC
产品变化通告: ADuM1420 Obsolescence 09/Mar/2012
标准包装: 1,000
系列: iCoupler®
输入 - 1 侧/2 侧: 4/0
通道数: 4
电源电压: 4.5 V ~ 5.5 V
电压 - 隔离: 1667Vrms
数据速率: 10Mbps
传输延迟: 110ns
输出类型: 逻辑
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 带卷 (TR)
工作温度: -40°C ~ 105°C
ADuM1420
PACKAGE CHARACTERISTICS
Table 2.
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions
Resistance (Input-to-Output) 1
R I-O
10 12
Ω
Capacitance (Input-to-Output) 1
Input Capacitance
IC Junction-to-Ambient Thermal Resistance
IC Junction-to-Case Thermal Resistance
C I-O
C I
θ JA
θ JC
2.0
4.0
54
13
pF
pF
°C/W
°C/W
f = 1 MHz
Moisture Sensitivity Level
3
1
The device is considered a 2-terminal device: Pin 1 through Pin 14 are shorted together, and Pin 15 through Pin 28 are shorted together.
REGULATORY INFORMATION
The ADuM1420 will be approved by the organization listed in Table 3.
Table 3.
UL 1 (Pending)
Recognized under 1577 component recognition program, basic insulation, 1667 V rms isolation voltage.
1
In accordance with UL 1577, each ADuM1420 is proof tested by applying an insulation test voltage ≥ 2000 V rms for 1 second (current leakage detection limit = 5 μA).
INSULATION AND SAFETY-RELATED SPECIFICATIONS
Table 4.
Parameter
Rated Dielectric Insulation Voltage
Minimum External Air Gap (Clearance)
Symbol
L(I01)
Value
1667
2.1 min
Unit
V rms
mm
Conditions
1-minute duration
Measured from input terminals to output terminals B-D,
shortest distance through air
Minimum External Tracking (Creepage)
L(I02)
2.1 min
mm
Measured from input terminals to output terminals B-D,
shortest distance path along body
Minimum Internal Gap (Internal Clearance)
0.017 min
mm
Insulation distance through insulation
Tracking Resistance (Comparative Tracking Index)
Isolation Group
CTI
>175
IIIa
V
DIN IEC 112/VDE 0303 Part 1
Material Group (DIN VDE 0110, 1/89, Table 1)
RECOMMENDED OPERATING CONDITIONS
Table 5.
Parameter
Operating Temperature
Input Supply Voltage 1
Output Supply Voltages 1
Input Signal Rise and Fall Times
Common-Mode Transient Immunity, Input to Output 2
Common-Mode Transient Immunity, Between Outputs 2
Transient Immunity, Supply Voltages 2
Symbol
T A
V DD1
V DDA , V DDB
Min
?40
4.5
12
?75
?75
?75
Max
+105
5.5
18
100
+75
+75
+75
Unit
°C
V
V
ns
kV/μs
kV/μs
kV/μs
1
2
All voltages are relative to their respective ground.
See the Common-Mode Transient Immunity section for additional data.
Rev. A | Page 4 of 12
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