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HCPL-7840 데이터시트(PDF) 12 Page - Agilent(Hewlett-Packard)

부품명 HCPL-7840
상세설명  Analog Isolation Amplifier
PDF  12 Pages
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제조업체  HP [Agilent(Hewlett-Packard)]
홈페이지  http://www.home.agilent.com
Logo HP - Agilent(Hewlett-Packard)

HCPL-7840 데이터시트(HTML) 12 Page - Agilent(Hewlett-Packard)

Back Button HCPL-7840 Datasheet HTML 4Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 5Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 6Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 7Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 8Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 9Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 10Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 11Page - Agilent(Hewlett-Packard) HCPL-7840 Datasheet HTML 12Page - Agilent(Hewlett-Packard)  
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1-259
VOLTAGE
REGULATOR
CLOCK
GENERATOR
Σ∆
MODULATOR
ENCODER
LED DRIVE
CIRCUIT
DETECTOR
CIRCUIT
DECODER
AND D/A
FILTER
ISO-AMP
OUTPUT
VOLTAGE
REGULATOR
ISO-AMP
INPUT
ISOLATION
BOUNDARY
Figure 22. HCPL-7840 Block Diagram.
0.1 µF
+5 V
VOUT
8
7
6
1
3
U2
5
2
4
R1
2.00 K
+15 V
C8
0.1 µF
0.1 µF
-15 V
–
+
MC34081
R3
10.0 K
HCPL-7840
C4
R4
10.0 K
C6
150 pF
U3
U1
78L05
IN
OUT
C1
C2
0.01
µF
R5
68
GATE DRIVE
CIRCUIT
POSITIVE
FLOATING
SUPPLY
• • •
HV+
• • •
HV–
• • •
–
+
RSENSE
MOTOR
C5
150 pF
0.1
µF
0.1
µF
C3
C7
R2
2.00 K
Figure 26. Bottom Layer of Printed
Circuit Board Layout.
TO RSENSE+
TO RSENSE–
TO VDD1
TO VDD2
VOUT+
VOUT–
Figure 25. Top Layer of Printed
Circuit Board Layout.
C3
C2
C4
R5
Figure 24. Single-Supply Post-Amplifier Circuit.
0.1 µF
+5 V
VOUT
8
7
6
1
3
U2
5
2
4
R1
10.0 K
+5 V
C8
0.1 µF
–
+
MC34071
R3
10.0 K
HCPL-7840
C4
R4B
20.0 K
C6
150 pF
U3
R4A
20.0 K
+5 V
C5
150 pF
R2
10.0 K
Figure 23. Recommended Application Circuit.



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