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參數(shù)資料
| 型號： | ADE7760 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 8-Channel 14-Bit Single-Supply Voltage-Output DAC; Package: LQFP (10x10mm); No of Pins: 52; Temperature Range: Industrial |
| 中文描述： | 電能計(jì)量IC片故障檢測 |
| 文件頁數(shù)： | 10/24頁 |
| 文件大?。?/td> | 514K |
| 代理商： | ADE7760 |
ADE7760
TYPICAL PERFORMANCE CHARACTERISTICS
Rev. 0 | Page 10 of 24
0
CURRENT (% of Full Scale)
100.0
0.1
1.0
10.0
%
–1.0
1.0
0.8
0.6
0.4
0.2
–0.2
–0.4
0
–0.6
–0.8
PF = 1
ON-CHIP REFERENCE
–40°C
+25°C
+85°C
Figure 4. Active Power Error as a Percentage of Reading with
Internal Reference
0
CURRENT (% of Full Scale)
100.0
0.1
1.0
10.0
%
–1.0
1.5
1.0
0.5
0
–0.5
PF = 0.5
ON-CHIP REFERENCE
–40°C; PF = 0.5
+25°C; PF = 1
+25°C; PF = 0.5
+85°C; PF = 0.5
Figure 5. Active Power Error as a Percentage of Reading over
Power Factor with Internal Reference
0
CURRENT (% of Full Scale)
100.0
0.1
1.0
10.0
%
–1.0
1.0
0.8
0.6
0.4
0.2
–0.2
–0.4
0
–0.6
–0.8
PF = 1
ON-CHIP REFERENCE
5.25V
5.00V
4.75V
Figure 6. Active Power Error as a Percentage of Reading over
Power Supply with Internal Reference
V
DD
REF
IN/OUT
100nF
10
μ
F
V
DD
AGND DGND
8
INT
13
CF
FAULT
RCLKIN
S1
SCF
PS2501-1
ADE7760
TO FREQ.
COUNTER
V
1A
V
1B
V
1N
100nF
10
μ
F
V
2N
I
33nF
1k
S0
6.2k
10k
40A TO 80mA
RB = 18
1
18
15
14
12
11
10
9
17
5
4
3
2
+
2k
2k
1
2
V
2P
33nF
1k
1M
220V
6
33nF
1k
RB
33nF
1k
RB
33nF
1k
+
3
4
0
Figure 7. Test Circuit for Performances Curves
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