參數(shù)資料
型號(hào): HCPL-788J
元件分類: 運(yùn)動(dòng)控制電子
英文描述: Isolation Amplifier with Short Circuit and Overload Detection(具有短路和過載保護(hù)功能的隔離放大器)
中文描述: 隔離放大器短路和過載檢測(cè)(具有短路和過載保護(hù)功能的隔離放大器)
文件頁(yè)數(shù): 1/20頁(yè)
文件大小: 277K
代理商: HCPL-788J
Isolation Amplifier with Short
Circuit and Overload Detection
Technical Data
HCPL-788J
Features
Output Voltage Directly
Compatible with A/D
Converters (0 V to V
REF
)
Fast (3
μ
s) Short Circuit
Detection with Transient
Fault Rejection
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
FAULT
ABSVAL
V
OUT
V
REF
V
IN+
V
IN-
R
SENSE1
SHORT CIRCUIT FAULT
ISOLATION BOUNDARY
A/D
CONVERTER
MICRO
CONTROLLER
HCPL-788J
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
FAULT
ABSVAL
V
OUT
V
REF
V
IN+
V
IN-
R
SENSE2
ISOLATION BOUNDARY
HCPL-788J
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
FAULT
ABSVAL
V
OUT
V
REF
V
IN+
V
IN-
R
SENSE3
ISOLATION BOUNDARY
HCPL-788J
M
+5 V
OVERLOAD
FAULT
+
+
3 PHASE ABSOLUTE
VALUE OUTPUT
V
REF
V
TH
3 PHASE
MOTOR
Low Cost Three Phase Current Sensing with Short Circuit and Overload Detection
Agilent’s Isolation Amplifier with Short Circuit and Overload Detection makes
motor phase current
sensing compact, affordable and easy-to-implement
while satisfying worldwide safety and regulatory
requirements.
CAUTION:
It is advised that normal static precautions be taken in handling and assembly of this component to prevent damage and/
or degradation which may be induced by ESD.
Absolute Value Signal Out-
put for Overload Detection
1
μ
V/
°
C Offset Change vs.
Temperature
SO-16 Package
-40
°
C to +85
°
C Operating
Temperature Range
25 kV/
μ
s Isolation Transient
Immunity
Regulatory Approvals
(Pending): UL, CSA, VDE
0884 (891 Vpeak Working
Voltage)
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