Data Sheet
APPLICATIONS INFORMATION
COMMON-MODE TRANSIENT IMMUNITY
In general, common-mode transients consist of linear and
sinusoidal components. The linear component of a common-
mode transient is given by
V CM, linear = ( ΔV / Δt ) t
where ΔV/Δt is the slope of the transient shown in Figure 12
and Figure 13.
ADuM1234
Figure 10 and Figure 11 characterize the ability of the ADuM1234
to operate correctly in the presence of sinusoidal transients. The
data is based on design simulation and is the maximum sinusoidal
transient magnitude (2πf V 0 ) that the ADuM1234 can tolerate
without an operational error. Values for immunity against sinu-
soidal transients are not included in Table 6 because measurements
to obtain such values have not been possible.
300
The transient of the linear component is given by
250
dV CM / dt = ΔV/Δt
BEST-CASE PROCESS VARIATION
Figure 9 characterizes the ability of the ADuM1234 to operate
correctly in the presence of linear transients. The data is based on
design simulation and is the maximum linear transient magnitude
that the ADuM1234 can tolerate without an operational error. This
data shows a higher level of robustness than the values listed in
Table 6 because the transient immunity values obtained in Table 6
use measured data and apply allowances for measurement error
200
150
100
50
and margin.
400
0
0
250
500
WORST-CASE PROCESS VARIATION
750 1000 1250 1500 1750
2000
350
FREQUENCY (MHz)
Figure 10. Transient Immunity (Sinusoidal Transients),
300
BEST-CASE PROCESS VARIATION
27°C Ambient Temperature
250
250
200
150
100
WORST-CASE PROCESS VARIATION
200
BEST-CASE PROCESS VARIATION
150
50
0
–40
–20
0
20
40
60
80
100
100
TEMPERATURE (°C)
Figure 9. Transient Immunity (Linear Transients) vs. Temperature
The sinusoidal component (at a given frequency) is given by
50
V CM, sinusoidal = V 0 sin(2π ft )
0
0
250
WORST-CASE PROCESS VARIATION
500 750 1000 1250 1500
1750
2000
where:
V 0 is the magnitude of the sinusoidal.
f is the frequency of the sinusoidal.
The transient magnitude of the sinusoidal component is given by
dV CM / dt = 2π f V 0
Rev. A | Page 9 of 12
FREQUENCY (MHz)
Figure 11. Transient Immunity (Sinusoidal Transients),
100°C Ambient Temperature
相关PDF资料
ADUM1250SRZ-RL7 IC ISOLATOR 1MBPS 4CH 2.5K 8SOIC
ADUM1286CRZ ISOLATOR DGTL 3KVRMS 2CH 8-SOIC
ADUM1300BRW IC DIGITAL ISOLATOR 3CH 16-SOIC
ADUM1310BRWZ IC ISOLATOR DGTL 3CH UNI 16-SOIC
ADUM1400WTRWZ IC ISOLATOR DIG 4CH 125C 16SOIC
ADUM1412BRWZ-RL IC ISOLATOR DGTL QUAD 16-SOIC
ADUM1420BRWZ-RL IC ISOLATOR DGTL 4CH 28SOIC
ADUM1510BRWZ-RL IC DIGITAL ISOLATOR 16-SOIC
相关代理商/技术参数
ADUM1234BRWZ-RL1 制造商:AD 制造商全称:Analog Devices 功能描述:Isolated, Precision Half-Bridge Driver, 0.1 A Output
ADUM1240ARSZ 功能描述:General Purpose Digital Isolator 3750Vrms 2 Channel 2Mbps 25kV/μs CMTI 20-SSOP (0.209", 5.30mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:管件 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:2/0 通道类型:单向 电压 - 隔离:3750Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:20-SSOP(0.209",5.30mm 宽) 供应商器件封装:20-SSOP 标准包装:66
ADUM1240ARSZ-RL7 功能描述:General Purpose Digital Isolator 3750Vrms 2 Channel 2Mbps 25kV/μs CMTI 20-SSOP (0.209", 5.30mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:带卷(TR) 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:2/0 通道类型:单向 电压 - 隔离:3750Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:20-SSOP(0.209",5.30mm 宽) 供应商器件封装:20-SSOP 标准包装:500
ADUM1240ARZ 功能描述:General Purpose Digital Isolator 3000Vrms 2 Channel 2Mbps 25kV/μs CMTI 8-SOIC (0.154", 3.90mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:管件 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:2/0 通道类型:单向 电压 - 隔离:3000Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商器件封装:8-SOIC 标准包装:98
ADUM1240ARZ-RL7 功能描述:General Purpose Digital Isolator 3000Vrms 2 Channel 2Mbps 25kV/μs CMTI 8-SOIC (0.154", 3.90mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:带卷(TR) 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:2/0 通道类型:单向 电压 - 隔离:3000Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商器件封装:8-SOIC 标准包装:1,000
ADUM1241ARSZ 功能描述:General Purpose Digital Isolator 3750Vrms 2 Channel 2Mbps 25kV/μs CMTI 20-SSOP (0.209", 5.30mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:管件 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:1/1 通道类型:单向 电压 - 隔离:3750Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:20-SSOP(0.209",5.30mm 宽) 供应商器件封装:20-SSOP 标准包装:66
ADUM1241ARSZ-RL7 功能描述:DGTL ISO 3.75KV GEN PURP 20SSOP 制造商:analog devices inc. 系列:iCoupler? 包装:剪切带(CT) 零件状态:在售 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:1/1 通道类型:单向 电压 - 隔离:3750Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6V 工作温度:-40°C ~ 125°C 封装/外壳:20-SSOP(0.209",5.30mm 宽) 供应商器件封装:20-SSOP 标准包装:1
ADUM1241ARZ 功能描述:General Purpose Digital Isolator 3000Vrms 2 Channel 2Mbps 25kV/μs CMTI 8-SOIC (0.154", 3.90mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:管件 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:1/1 通道类型:单向 电压 - 隔离:3000Vrms 共模瞬态抗扰度(最小值):25kV/μs 数据速率:2Mbps 传播延迟 tpLH / tpHL(最大值):180ns,180ns 脉宽失真(最大):8ns 上升/下降时间(典型值):2ns, 2ns 电压 - 电源:2.25 V ~ 3.6 V 工作温度:-40°C ~ 125°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商器件封装:8-SOIC 标准包装:98