參數(shù)資料
型號(hào): ADM2481BRWZ
廠商: Analog Devices Inc
文件頁數(shù): 16/20頁
文件大?。?/td> 0K
描述: IC TXRX ISOLATED RS-485 16SOIC
標(biāo)準(zhǔn)包裝: 47
系列: iCoupler®
類型: 收發(fā)器,隔離式
驅(qū)動(dòng)器/接收器數(shù): 1/1
規(guī)程: RS422/RS485
電源電壓: 3.3V,5V
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC W
包裝: 管件
Data Sheet
ADM2481
Rev. A | Page 5 of 20
VDE 0884 INSULATION CHARACTERISTICS
This isolator is suitable for basic electrical isolation only within this safety limit data. Maintenance of this safety data shall be ensured by
means of protective circuits.
Table 6.
Description
Symbol
Characteristic
Unit
Installation Classification per DIN VDE 0110 for Rated Mains Voltage
≤150 V rms
I to IV
≤300 V rms
I to III
≤400 V rms
I to II
Climatic Classification
40/85/21
Pollution Degree (Table 1 in DIN VDE 0110)
2
Maximum Working Insulation Voltage
VIORM
560
VPEAK
Input to Output Test Voltage, Method b1
VPR
1050
VPEAK
VIORM × 1.875 = VPR, 100% Production Tested
tm = 1 sec, Partial Discharge of < 5 pC
Input-to-Output Test Voltage, Method a
(After Environmental Tests, Subgroup 1)
VIORM × 1.6 = VPR, tm = 60 sec, Partial Discharge of < 5 pC
896
VPEAK
(After Input and/or Safety Test, Subgroup 2/3)
VIORM × 1.2 = VPR, tm = 60 sec, Partial Discharge of < 5 pC
VPR
672
VPEAK
Highest Allowable Overvoltage
(Transient Overvoltage, tTR = 10 sec)
VTR
4000
VPEAK
Safety-Limiting Values (Maximum Value Allowed in the Event of a Failure; see Figure 13)
Case Temperature
TS
150
°C
Input Current
IS, INPUT
265
mA
Output Current
IS, OUTPUT
335
mA
Insulation Resistance at TS, VIO = 500 V
RS
>109
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