参数资料
型号: ADP1046-100-EVALZ
厂商: Analog Devices Inc
文件页数: 28/48页
文件大小: 0K
描述: BOARD EVAL FOR ADP1046-100
标准包装: 1
主要目的: 电源管理,电源监控器/跟踪器/序列发生器
嵌入式:
已用 IC / 零件: ADP1046
已供物品:
UG-320
CLOSED-LOOP FREQUENCY RESPONSE
A network analyzer (AP200) was used to test the bode plots of
the system. Jumper J18 was replaced by a 20 Ω resistor, and a
continuous noise signal of 400 mV was injected into the VS3+
pin before the voltage divider (R10 and R11 on daughter card).
The operating condition was 385 V dc input and a load
condition of 25 A.
100
90
80
70
60
50
40
Evaluation Board User Guide
38
180
30
30
PHASE
140
20
22
14
GAIN
100
60
10
0
385V DC
350V DC
6
20
0
5
10
15
20
25
LOAD (A)
–2
–10
–18
–26
–34
–20
–60
–100
–140
–180
100
90
80
70
Figure 67. Efficiency vs. Load
–42
100
1k
10k
–220
100k
60
FREQUENCY (Hz)
Figure 65. Bode Plots, 25 A Load, 385 V DC
Crossover Frequency = 7.36 kHz
Phase Margin = 62.8°
Gain Margin = 17 dB
50
40
30
EFFICIENCY
92.3
20
10
385VDC LIGHT LOAD ENABLED
385VDC LIGHT LOAD DISABLED
92.2
EFFICIENCY AT 25A
0
0
5
10
15
20
25
LOAD (A)
92.1
92.0
91.9
91.8
91.7
Figure 68. Efficiency vs. Load (with and Without Light Load Mode)
CS1 LINEARITY
1.0
0.9
0.8
0.7
91.6
0.6
91.5
0.5
91.4
350
355
360
365
370
375
380
385
390
395
400
0.4
V IN (V DC)
Figure 66. Efficiency vs. V IN
0.3
0.2
0.1
0
350V DC
385V DC
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
MEASUREMENT INPUT CURRENT (A)
Figure 69. CS1 Linearity
Rev. A | Page 28 of 48
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