V
參數資料
型號: AD8643TRZ-EP-R7
廠商: Analog Devices Inc
文件頁數: 10/12頁
文件大?。?/td> 0K
描述: IC OPAMP JFET R-R ENH 14SOIC
標準包裝: 1,000
放大器類型: J-FET
電路數: 4
輸出類型: 滿擺幅
轉換速率: 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)
供應商設備封裝: 14-SOICN
包裝: 帶卷 (TR)
AD8643-EP
Rev. 0 | Page 7 of 12
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
INP
UT
BI
AS
(
p
A)
–5
–4
–3
–2
–1
0
1
2
3
4
5
VCM (V)
VSY = +5V OR ±5V
0
959
0-
0
09
Figure 8. Input Bias Current vs. VCM
V
OS
(
μV)
–15 –13 –11
–9
–7
–5
–3
–1
1
3
5
7
9
11
13
15
VCM (V)
–100
0
200
600
800
1000
400
100
500
700
900
300
VSY = ±13V
09
590-
0
10
Figure 9. Input Offset Voltage (VOS) vs. VCM
–500
–400
–300
–200
–100
0
100
200
300
400
500
V
OS
(μ
V)
1.0
1.5
00.5
2.0
2.5
VCM (V)
VSY = 5V
095
90-
01
1
Figure 10. Input Offset Voltage vs. VCM
O
P
E
N
-L
O
P
GA
IN
(
V
/V
)
10k
1M
100k
10M
0.1
10
1100
VSY = ±13V
VSY = ±2.5V
09
590-
01
2
Figure 11. Open-Loop Gain vs. Load Resistance
A
VO
(V/
m
V)
1
100
10
1000
–70
–50
–30
–10
10
30
50
70
90
110
130
150
TEMPERATURE (
°C)
A. VSY = ±13V, VO = ±11V, RL = 10kΩ
B. VSY = ±13V, VO = ±11V, RL = 2kΩ
C. VSY = +5V, VO = +0.5V/+4.5V, RL = 10kΩ
D. VSY = +5V, VO = +0.5V/+4.5V, RL = 2kΩ
E. VSY = +5V, VO = +0.5V/+4.5V, RL = 600Ω
A
B
C
E
D
095
90-
0
13
Figure 12. Open-Loop Gain vs. Temperature
–600
–400
–200
–300
–500
0
–100
200
100
400
300
600
500
–5
0
–15
–10
5
10
15
OUTPUT VOLTAGE (V)
VSY = ±13V
095
90-
0
14
Figure 13. Input Error Voltage vs. Output Voltage for Resistive Loads
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