參數(shù)資料
型號: AD8643TRZ-EP
廠商: Analog Devices Inc
文件頁數(shù): 11/12頁
文件大?。?/td> 0K
描述: IC OPAMP JFET R-R ENH 14SOIC
標(biāo)準(zhǔn)包裝: 56
放大器類型: J-FET
電路數(shù): 4
輸出類型: 滿擺幅
轉(zhuǎn)換速率: 3 V/µs
增益帶寬積: 3.5MHz
電流 - 輸入偏壓: 0.25pA
電壓 - 輸入偏移: 70µV
電流 - 電源: 200µA
電流 - 輸出 / 通道: 12mA
電壓 - 電源,單路/雙路(±): 5 V ~ 26 V,±2.5 V ~ 13 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 14-SOICN
包裝: 管件
AD8643-EP
Rev. 0 | Page 8 of 12
–350
–250
–150
–200
–300
–50
–100
IN
PU
T
VO
L
T
A
G
E
(μ
V)
50
0
150
100
250
200
0
50
100
150
200
250
300
350
OUTPUT VOLTAGE FROM SUPPLY RAIL (mV)
RL = 1kΩ
POS RAIL
NEG RAIL
RL = 10kΩ
RL = 2kΩ
RL = 100kΩ
RL = 10kΩ
RL = 1kΩ
RL = 2kΩ
VSY = ±5V
09
590
-01
5
Figure 14. Input Error Voltage vs. Output Voltage
Within 300 mV of Supply Rails
0
100
200
300
400
500
600
700
800
4
8
12
16
20
24
28
VSY (V)
+25°C
–55°C
+125°C
0959
0-
016
Figure 15. Quiescent Current vs. Supply Voltage at Different Temperatures
SA
T
U
R
A
T
IO
N
VO
L
T
A
G
E
(m
V)
1
10
100
1000
10000
0.001
0.01
0.1
1
10
100
LOAD CURRENT (mA)
–VSY – VOL
VSY – VOH
VSY = ±13V
095
90-
0
17
Figure 16. Output Saturation Voltage vs. Load Current
SAT
U
RAT
IO
N
VO
L
T
AG
E
(mV)
1
10
100
1000
10000
0.001
0.01
0.1
1
10
100
LOAD CURRENT (mA)
VOL
VSY – VOH
VSY = 5V
09
59
0
-01
8
Figure 17. Output Saturation Voltage vs. Load Current
–30
–135
–90
–45
0
45
90
135
180
225
270
315
–20
–10
0
10
20
30
40
50
60
70
10k
100k
1M
10M
P
H
AS
E
(
D
eg
rees
)
GAIN
PHASE
VSY = ±13V
RL = 2kΩ
CL = 40pF
G
A
IN
(
d
B
)
FREQUENCY (Hz)
09590-
01
9
Figure 18. Open-Loop Gain and Phase Margin vs. Frequency
–30
–135
–90
–45
0
45
90
135
180
225
270
315
–20
–10
0
10
20
30
40
50
60
70
10k
100k
1M
10M
PH
A
SE
(D
e
g
re
e
s
)
GAIN
PHASE
GA
IN
(
d
B
)
FREQUENCY (Hz)
VSY = 5V
RL = 2kΩ
CL = 40pF
0959
0-
020
Figure 19. Open-Loop Gain and Phase Margin vs. Frequency
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