參數(shù)資料
型號(hào): AD8421BRZ-RL
廠(chǎng)商: Analog Devices Inc
文件頁(yè)數(shù): 4/28頁(yè)
文件大小: 0K
描述: IC OPAMP INST 10MHZ LP LN 8MSOP
標(biāo)準(zhǔn)包裝: 2,500
放大器類(lèi)型: 儀表
電路數(shù): 1
轉(zhuǎn)換速率: 35 V/µs
-3db帶寬: 10MHz
電流 - 輸入偏壓: 100pA
電壓 - 輸入偏移: 25µV
電流 - 電源: 2mA
電流 - 輸出 / 通道: 65mA
電壓 - 電源,單路/雙路(±): 5 V ~ 36 V,±2.5 V ~ 18 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 帶卷 (TR)
AD8421
Data Sheet
Rev. 0 | Page 12 of 28
40
–40
–35
40
INP
UT
CURRE
NT
(m
A)
INPUT VOLTAGE (V)
–30
–20
–10
0
10
20
30
–30 –25 –20 –15 –10 –5
0
5
101520253035
VS = 5V
G = 100
10123-
015
Figure 16. Input Overvoltage Performance; +VS = 5 V, VS = 0 V, G = 100
30
–30
–25
25
INP
UT
CURRE
NT
(m
A)
INPUT VOLTAGE (V)
–20
–10
0
10
20
–20
–15
–10
–5
0
5
10
15
20
VS = ±15V
G = 100
10123-
016
Figure 17. Input Overvoltage Performance; VS = ±15 V, G = 100
2.5
–2.5
–12
14
BI
AS
CURRENT
(
n
A)
COMMON-MODE VOLTAGE (V)
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
–10 –8
–6
–4
–2
0246
8
10
12
10123-
017
Figure 18. Input Bias Current vs. Common-Mode Voltage
160
140
120
100
80
60
40
20
0
0.1
1
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
PO
SI
T
IVE
PSR
R
(d
B
)
GAIN = 100
GAIN = 10
GAIN = 1
GAIN = 1000
10123
-018
Figure 19. Positive PSRR vs. Frequency
160
140
120
100
80
60
40
20
0
0.1
1
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
NE
G
A
T
IVE
P
S
RR
(
d
B)
GAIN = 100
GAIN = 10
GAIN = 1
GAIN = 1000
10123
-019
Figure 20. Negative PSRR vs. Frequency
70
–30
100
1k
10k
100k
1M
10M
GA
IN
(
d
B
)
FREQUENCY (Hz)
–20
–10
0
10
20
30
40
50
60
GAIN = 100
GAIN = 10
GAIN = 1
GAIN = 1000
10
123
-020
Figure 21. Gain vs. Frequency
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