參數(shù)資料
型號: AD8231WACPZ-RL
廠商: Analog Devices Inc
文件頁數(shù): 7/24頁
文件大?。?/td> 0K
描述: IC AMP INST RRO 2.7MHZ 16LFCSP
標(biāo)準(zhǔn)包裝: 5,000
放大器類型: 儀表
電路數(shù): 2
輸出類型: 滿擺幅
轉(zhuǎn)換速率: 1.1 V/µs
增益帶寬積: 7MHz
電流 - 輸入偏壓: 250pA
電壓 - 輸入偏移: 4µV
電流 - 電源: 4mA
電流 - 輸出 / 通道: 70mA
電壓 - 電源,單路/雙路(±): 3 V ~ 6 V,±1.5 V ~ 3 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-VQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 16-LFCSP-VQ EP(4x4)
包裝: 帶卷 (TR)
AD8231
Rev. B | Page 15 of 24
OPERATIONAL AMPLIFIER PERFORMANCE CURVES
100
80
60
40
20
0
–20
–90
–100
–110
–120
–130
–140
–150
10
10M
1M
100k
10k
1k
100
O
PEN-L
O
P
G
A
IN
(d
B)
O
P
E
N
-L
O
P
H
AS
E
S
H
IF
T
(
D
eg
rees)
FREQUENCY (Hz)
RL = 10k
CL = 200pF
76° PHASE
MARGIN
0658
6-
0
21
Figure 35. Operational Amplifier Open-Loop Gain and Phase vs.
Frequency, VS = 5 V
100
80
60
40
20
0
–20
–90
–100
–110
–120
–130
–140
–150
10
10M
1M
100k
10k
1k
100
O
PEN-L
O
P
G
A
IN
(d
B)
O
P
E
N
-L
O
P
H
AS
E
S
H
IF
T
(
D
eg
rees)
FREQUENCY (Hz)
RL = 10k
CL = 200pF
72° PHASE
MARGIN
0658
6-
0
22
Figure 36. Operational Amplifier Open-Loop Gain and Phase vs.
Frequency, VS = 3 V
NO
LOAD
800pF
1nF
1.5nF
2nF
5s/DIV
20mV/DIV
06
58
6-
02
3
Figure 37. Operational Amplifier Small Signal Response for
Various Capacitive Loads, VS = 5 V
NO
LOAD
300pF
800pF
1nF
1.5nF
5s/DIV
20mV/DIV
06
58
6-
02
4
Figure 38. Operational Amplifier Small Signal Response for
Various Capacitive Loads, VS = 3 V
NO
LOAD
1nF║2k
1.5nF║2k
TIME (5s/DIV)
O
U
T
P
U
T
V
O
L
T
A
G
E
(0
.5
V/
D
IV
)
06
58
6-
0
25
Figure 39. Operational Amplifier Large Signal Transient Response, VS = 5 V
NO
LOAD
1nF║2k
1.5nF║2k
TIME (5s/DIV)
O
U
T
P
U
T
V
O
L
T
A
G
E
(0
.5
V/
D
IV
)
06
58
6-
0
26
Figure 40. Operational Amplifier Large Signal Transient Response, VS = 3 V
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