參數(shù)資料
型號(hào): HCPL7820
元件分類: 運(yùn)動(dòng)控制電子
英文描述: High CMR Analog Isolation Amplifiers
中文描述: 高CMR模擬隔離放大器
文件頁(yè)數(shù): 11/15頁(yè)
文件大?。?/td> 228K
代理商: HCPL7820
1-243
Figure 19. Amplitude Response vs.
Frequency.
Figure 20. 3 dB Bandwidth vs.
Temperature.
Figure 21. RMS Input-Referred Noise
vs. Recommended Application Circuit
Bandwidth.
R
f – FREQUENCY – kHz
0
5
-41
500
10
-2
-1
-3
50 100
V
DD1
= 5 V
V
DD2
= 5 V
T
A
= 25 °C
f
T
A
– TEMPERATURE – °C
260
-20
0
19040
100
20
230
250
210
40
60
80
240
220
200
V
DD1
= 5 V
V
DD2
= 5 V
Figure 16. Isolation Mode Rejection Test Circuit.
Figure 15. Output Supply Current vs.
Input Voltage.
I
D
V
IN+
– INPUT VOLTAGE – V
12
-0.2
0
V
DD1
= 5 V
V
DD2
= 5 V
V
IN–
= 0 V
8
T
A
= 100°C
T
A
= 25°C
0.4
0.2
T
A
= -40°C
10
11
9
Figure 17. Propagation Delay, Rise/Fall Time and Bandwidth Test Circuit.
Figure 18. Propagation Delays and
Rise/Fall Time vs. Temperature.
t
T
A
– TEMPERATURE – °C
3.0
-20
0
1.0
DELAY TO 90%
DELAY TO 50%
-40
100
20
RISE/FALL TIME
2.0
2.5
1.5
40
60
80
V
IN–
= 0 V
V
IN+
= 0 TO 100 mV STEP
V
DD1
= 5 V
V
DD2
= 5 V
0.1 μF
V
DD2
V
OUT
8
7
6
1
3
HCPL-7820/7825
5
2
4
2 K
2 K
78L05
IN OUT
+15 V
0.1 μF
0.1 μF
-15 V
+
MC34081
75
pF
0.1
μF
0.1
μF
9 V
PULSE GEN.
V
IM
+
10 K
10 K
75 pF
0.1 μF
V
DD2
V
OUT
8
7
6
1
3
HCPL-7820/7825
5
2
4
2 K
2 K
+15 V
0.1 μF
0.1 μF
-15 V
+
MC34081
0.1 μF
10 K
10 K
0.01 μF
V
DD1
V
IN
V
N
f – FREQUENCY – kHz
3.0
10
0
V
IN+
= 200 mV
V
IN+
= 100 mV
5
1000
50
V
IN+
= 0 mV
1.5
2.5
0.5
100
500
V
DD1
= 5 V
V
DD2
= 5 V
V
IN–
= 0 V
T
A
= 25 °C
2.0
1.0
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HCPL-7840#300 功能描述:隔離放大器 4.5 - 5.5 SV 8 dB RoHS:否 制造商:Texas Instruments 輸入補(bǔ)償電壓:1.5 mV 共模抑制比(最小值):95 dB 帶寬:60 KHz 工作電源電壓:3.3 V 電源電流:8 mA 工作溫度范圍:- 40 C to + 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOP-8 封裝:Tube
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HCPL-7840#500 功能描述:隔離放大器 4.5 - 5.5 SV 8 dB RoHS:否 制造商:Texas Instruments 輸入補(bǔ)償電壓:1.5 mV 共模抑制比(最小值):95 dB 帶寬:60 KHz 工作電源電壓:3.3 V 電源電流:8 mA 工作溫度范圍:- 40 C to + 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOP-8 封裝:Tube