参数资料
型号: AD8620AR
厂商: Analog Devices Inc
文件页数: 6/24页
文件大小: 0K
描述: IC OPAMP JFET 25MHZ DUAL 8SOIC
设计资源: Using AD7328 in Appls with Single-Ended Industrial-Level Signals (CN0047)
标准包装: 1
放大器类型: J-FET
电路数: 2
转换速率: 60 V/µs
增益带宽积: 25MHz
电流 - 输入偏压: 3pA
电压 - 输入偏移: 85µV
电流 - 电源: 3mA
电流 - 输出 / 通道: 45mA
电压 - 电源,单路/双路(±): ±5 V ~ 13 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 管件
AD8610/AD8620
Rev. F | Page 14 of 24
Driving Large Capacitive Loads
The AD8610/AD8620 have excellent capacitive load driving
capability and can safely drive up to 10 nF when operating with
a ±5.0 V supply. Figure 44 and Figure 45 compare the AD8610/
AD8620 against the OPA627 in the noninverting gain configu-
ration driving a 10 kΩ resistor and 10,000 pF capacitor placed
in parallel on its output, with a square wave input set to a frequency
of 200 kHz. The AD8610/AD8620 have much less ringing than
the OPA627 with heavy capacitive loads.
02
73
0-
04
4
V
O
L
T
A
G
E
(
20
m
V/
D
IV)
TIME (2s/DIV)
VS = ±5V
RL = 10k
CL = 10,000pF
Figure 44. OPA627 Driving CL = 10,000 pF
02
73
0-
0
45
V
O
L
T
A
G
E
(2
0m
V/
D
IV)
TIME (2s/DIV)
VS = ±5V
RL = 10k
CL = 10,000pF
Figure 45. AD8610/AD8620 Driving CL = 10,000 pF
The AD8610/AD8620 can drive much larger capacitances
without any external compensation. Although the AD8610/
AD8620 are stable with very large capacitive loads, remember
that this capacitive loading limits the bandwidth of the amplifier.
Heavy capacitive loads also increase the amount of overshoot
and ringing at the output. Figure 47 and Figure 48 show the
AD8610/AD8620 and the OPA627 in a noninverting gain of +2
driving 2 μF of capacitance load. The ringing on the OPA627 is
much larger in magnitude and continues 10 times longer than
the AD8610/AD8620.
VIN = 50mV
2k
–5V
+5V
2F
3
2
7
4
02
73
0-
04
6
Figure 46. Capacitive Load Drive Test Circuit
02
73
0-
0
47
V
O
L
T
A
G
E
(
50
m
V/
D
IV)
TIME (20s/DIV)
VS = ±5V
RL = 10k
CL = 2F
Figure 47. OPA627 Capacitive Load Drive, AV = +2
02
73
0-
0
48
V
O
L
T
A
G
E
(5
0m
V/
D
IV)
TIME (20s/DIV)
VS = ±5V
RL = 10k
CL = 2F
Figure 48. AD8610/AD8620 Capacitive Load Drive, AV = +2
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AD8620AR-REEL 功能描述:IC OPAMP JFET 25MHZ DUAL 8SOIC RoHS:否 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:Excalibur™ 放大器类型:J-FET 电路数:1 输出类型:- 转换速率:45 V/µs 增益带宽积:10MHz -3db带宽:- 电流 - 输入偏压:20pA 电压 - 输入偏移:490µV 电流 - 电源:1.7mA 电流 - 输出 / 通道:48mA 电压 - 电源,单路/双路(±):4.5 V ~ 38 V,±2.25 V ~ 19 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:带卷 (TR)
AD8620AR-REEL7 功能描述:IC OPAMP JFET 25MHZ DUAL 8SOIC RoHS:否 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:Excalibur™ 放大器类型:J-FET 电路数:1 输出类型:- 转换速率:45 V/µs 增益带宽积:10MHz -3db带宽:- 电流 - 输入偏压:20pA 电压 - 输入偏移:490µV 电流 - 电源:1.7mA 电流 - 输出 / 通道:48mA 电压 - 电源,单路/双路(±):4.5 V ~ 38 V,±2.25 V ~ 19 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:带卷 (TR)
AD8620ARZ 功能描述:IC OPAMP JFET 25MHZ DUAL 8SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:- 放大器类型:通用 电路数:4 输出类型:- 转换速率:0.6 V/µs 增益带宽积:1MHz -3db带宽:- 电流 - 输入偏压:45nA 电压 - 输入偏移:2000µV 电流 - 电源:1.4mA 电流 - 输出 / 通道:40mA 电压 - 电源,单路/双路(±):3 V ~ 32 V,±1.5 V ~ 16 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:14-TSSOP(0.173",4.40mm 宽) 供应商设备封装:14-TSSOP 包装:带卷 (TR) 其它名称:LM324ADTBR2G-NDLM324ADTBR2GOSTR
AD8620ARZ-REEL 功能描述:IC OPAMP JFET 25MHZ DUAL 8SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:Excalibur™ 放大器类型:J-FET 电路数:1 输出类型:- 转换速率:45 V/µs 增益带宽积:10MHz -3db带宽:- 电流 - 输入偏压:20pA 电压 - 输入偏移:490µV 电流 - 电源:1.7mA 电流 - 输出 / 通道:48mA 电压 - 电源,单路/双路(±):4.5 V ~ 38 V,±2.25 V ~ 19 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:带卷 (TR)
AD8620ARZ-REEL7 功能描述:IC OPAMP JFET 25MHZ DUAL 8SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:Excalibur™ 放大器类型:J-FET 电路数:1 输出类型:- 转换速率:45 V/µs 增益带宽积:10MHz -3db带宽:- 电流 - 输入偏压:20pA 电压 - 输入偏移:490µV 电流 - 电源:1.7mA 电流 - 输出 / 通道:48mA 电压 - 电源,单路/双路(±):4.5 V ~ 38 V,±2.25 V ~ 19 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:带卷 (TR)